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@@ -1,807 +1,798 b'' | |||
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1 | 1 | # -*- coding: utf-8 -*- |
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2 | 2 | """Tests for the inputsplitter module. |
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3 | 3 | |
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4 | 4 | Authors |
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5 | 5 | ------- |
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6 | 6 | * Fernando Perez |
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7 | 7 | * Robert Kern |
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8 | 8 | """ |
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9 | 9 | #----------------------------------------------------------------------------- |
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10 | 10 | # Copyright (C) 2010-2011 The IPython Development Team |
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11 | 11 | # |
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12 | 12 | # Distributed under the terms of the BSD License. The full license is in |
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13 | 13 | # the file COPYING, distributed as part of this software. |
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14 | 14 | #----------------------------------------------------------------------------- |
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15 | 15 | |
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16 | 16 | #----------------------------------------------------------------------------- |
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17 | 17 | # Imports |
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18 | 18 | #----------------------------------------------------------------------------- |
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19 | 19 | # stdlib |
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20 | 20 | import unittest |
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21 | 21 | import sys |
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22 | 22 | |
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23 | 23 | # Third party |
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24 | 24 | import nose.tools as nt |
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25 | 25 | |
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26 | 26 | # Our own |
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27 | 27 | from IPython.core import inputsplitter as isp |
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28 | 28 | from IPython.testing import tools as tt |
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29 | 29 | from IPython.utils import py3compat |
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30 | 30 | |
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31 | 31 | #----------------------------------------------------------------------------- |
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32 | 32 | # Semi-complete examples (also used as tests) |
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33 | 33 | #----------------------------------------------------------------------------- |
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34 | 34 | |
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35 | 35 | # Note: at the bottom, there's a slightly more complete version of this that |
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36 | 36 | # can be useful during development of code here. |
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37 | 37 | |
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38 | 38 | def mini_interactive_loop(input_func): |
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39 | 39 | """Minimal example of the logic of an interactive interpreter loop. |
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40 | 40 | |
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41 | 41 | This serves as an example, and it is used by the test system with a fake |
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42 | 42 | raw_input that simulates interactive input.""" |
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43 | 43 | |
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44 | 44 | from IPython.core.inputsplitter import InputSplitter |
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45 | 45 | |
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46 | 46 | isp = InputSplitter() |
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47 | 47 | # In practice, this input loop would be wrapped in an outside loop to read |
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48 | 48 | # input indefinitely, until some exit/quit command was issued. Here we |
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49 | 49 | # only illustrate the basic inner loop. |
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50 | 50 | while isp.push_accepts_more(): |
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51 | 51 | indent = ' '*isp.indent_spaces |
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52 | 52 | prompt = '>>> ' + indent |
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53 | 53 | line = indent + input_func(prompt) |
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54 | 54 | isp.push(line) |
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55 | 55 | |
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56 | 56 | # Here we just return input so we can use it in a test suite, but a real |
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57 | 57 | # interpreter would instead send it for execution somewhere. |
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58 | 58 | src = isp.source_reset() |
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59 | 59 | #print 'Input source was:\n', src # dbg |
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60 | 60 | return src |
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61 | 61 | |
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62 | 62 | #----------------------------------------------------------------------------- |
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63 | 63 | # Test utilities, just for local use |
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64 | 64 | #----------------------------------------------------------------------------- |
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65 | 65 | |
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66 | 66 | def assemble(block): |
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67 | 67 | """Assemble a block into multi-line sub-blocks.""" |
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68 | 68 | return ['\n'.join(sub_block)+'\n' for sub_block in block] |
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69 | 69 | |
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70 | 70 | |
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71 | 71 | def pseudo_input(lines): |
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72 | 72 | """Return a function that acts like raw_input but feeds the input list.""" |
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73 | 73 | ilines = iter(lines) |
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74 | 74 | def raw_in(prompt): |
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75 | 75 | try: |
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76 | 76 | return next(ilines) |
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77 | 77 | except StopIteration: |
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78 | 78 | return '' |
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79 | 79 | return raw_in |
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80 | 80 | |
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81 | 81 | #----------------------------------------------------------------------------- |
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82 | 82 | # Tests |
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83 | 83 | #----------------------------------------------------------------------------- |
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84 | 84 | def test_spaces(): |
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85 | 85 | tests = [('', 0), |
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86 | 86 | (' ', 1), |
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87 | 87 | ('\n', 0), |
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88 | 88 | (' \n', 1), |
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89 | 89 | ('x', 0), |
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90 | 90 | (' x', 1), |
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91 | 91 | (' x',2), |
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92 | 92 | (' x',4), |
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93 | 93 | # Note: tabs are counted as a single whitespace! |
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94 | 94 | ('\tx', 1), |
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95 | 95 | ('\t x', 2), |
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96 | 96 | ] |
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97 | 97 | tt.check_pairs(isp.num_ini_spaces, tests) |
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98 | 98 | |
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99 | 99 | |
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100 | 100 | def test_remove_comments(): |
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101 | 101 | tests = [('text', 'text'), |
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102 | 102 | ('text # comment', 'text '), |
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103 | 103 | ('text # comment\n', 'text \n'), |
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104 | 104 | ('text # comment \n', 'text \n'), |
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105 | 105 | ('line # c \nline\n','line \nline\n'), |
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106 | 106 | ('line # c \nline#c2 \nline\nline #c\n\n', |
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107 | 107 | 'line \nline\nline\nline \n\n'), |
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108 | 108 | ] |
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109 | 109 | tt.check_pairs(isp.remove_comments, tests) |
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110 | 110 | |
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111 | 111 | def test_has_comment(): |
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112 | 112 | tests = [('text', False), |
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113 | 113 | ('text #comment', True), |
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114 | 114 | ('text #comment\n', True), |
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115 | 115 | ('#comment', True), |
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116 | 116 | ('#comment\n', True), |
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117 | 117 | ('a = "#string"', False), |
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118 | 118 | ('a = "#string" # comment', True), |
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119 | 119 | ('a #comment not "string"', True), |
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120 | 120 | ] |
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121 | 121 | tt.check_pairs(isp.has_comment, tests) |
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122 | 122 | |
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123 | 123 | |
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124 | 124 | def test_get_input_encoding(): |
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125 | 125 | encoding = isp.get_input_encoding() |
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126 | 126 | nt.assert_true(isinstance(encoding, basestring)) |
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127 | 127 | # simple-minded check that at least encoding a simple string works with the |
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128 | 128 | # encoding we got. |
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129 | 129 | nt.assert_equal(u'test'.encode(encoding), b'test') |
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130 | 130 | |
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131 | 131 | |
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132 | 132 | class NoInputEncodingTestCase(unittest.TestCase): |
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133 | 133 | def setUp(self): |
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134 | 134 | self.old_stdin = sys.stdin |
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135 | 135 | class X: pass |
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136 | 136 | fake_stdin = X() |
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137 | 137 | sys.stdin = fake_stdin |
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138 | 138 | |
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139 | 139 | def test(self): |
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140 | 140 | # Verify that if sys.stdin has no 'encoding' attribute we do the right |
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141 | 141 | # thing |
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142 | 142 | enc = isp.get_input_encoding() |
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143 | 143 | self.assertEqual(enc, 'ascii') |
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144 | 144 | |
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145 | 145 | def tearDown(self): |
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146 | 146 | sys.stdin = self.old_stdin |
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147 | 147 | |
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148 | 148 | |
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149 | 149 | class InputSplitterTestCase(unittest.TestCase): |
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150 | 150 | def setUp(self): |
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151 | 151 | self.isp = isp.InputSplitter() |
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152 | 152 | |
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153 | 153 | def test_reset(self): |
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154 | 154 | isp = self.isp |
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155 | 155 | isp.push('x=1') |
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156 | 156 | isp.reset() |
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157 | 157 | self.assertEqual(isp._buffer, []) |
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158 | 158 | self.assertEqual(isp.indent_spaces, 0) |
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159 | 159 | self.assertEqual(isp.source, '') |
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160 | 160 | self.assertEqual(isp.code, None) |
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161 | 161 | self.assertEqual(isp._is_complete, False) |
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162 | 162 | |
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163 | 163 | def test_source(self): |
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164 | 164 | self.isp._store('1') |
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165 | 165 | self.isp._store('2') |
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166 | 166 | self.assertEqual(self.isp.source, '1\n2\n') |
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167 | 167 | self.assertTrue(len(self.isp._buffer)>0) |
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168 | 168 | self.assertEqual(self.isp.source_reset(), '1\n2\n') |
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169 | 169 | self.assertEqual(self.isp._buffer, []) |
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170 | 170 | self.assertEqual(self.isp.source, '') |
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171 | 171 | |
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172 | 172 | def test_indent(self): |
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173 | 173 | isp = self.isp # shorthand |
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174 | 174 | isp.push('x=1') |
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175 | 175 | self.assertEqual(isp.indent_spaces, 0) |
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176 | 176 | isp.push('if 1:\n x=1') |
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177 | 177 | self.assertEqual(isp.indent_spaces, 4) |
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178 | 178 | isp.push('y=2\n') |
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179 | 179 | self.assertEqual(isp.indent_spaces, 0) |
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180 | 180 | |
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181 | 181 | def test_indent2(self): |
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182 | 182 | # In cell mode, inputs must be fed in whole blocks, so skip this test |
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183 | 183 | if self.isp.input_mode == 'cell': return |
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184 | 184 | |
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185 | 185 | isp = self.isp |
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186 | 186 | isp.push('if 1:') |
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187 | 187 | self.assertEqual(isp.indent_spaces, 4) |
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188 | 188 | isp.push(' x=1') |
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189 | 189 | self.assertEqual(isp.indent_spaces, 4) |
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190 | 190 | # Blank lines shouldn't change the indent level |
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191 | 191 | isp.push(' '*2) |
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192 | 192 | self.assertEqual(isp.indent_spaces, 4) |
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193 | 193 | |
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194 | 194 | def test_indent3(self): |
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195 | 195 | # In cell mode, inputs must be fed in whole blocks, so skip this test |
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196 | 196 | if self.isp.input_mode == 'cell': return |
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197 | 197 | |
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198 | 198 | isp = self.isp |
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199 | 199 | # When a multiline statement contains parens or multiline strings, we |
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200 | 200 | # shouldn't get confused. |
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201 | 201 | isp.push("if 1:") |
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202 | 202 | isp.push(" x = (1+\n 2)") |
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203 | 203 | self.assertEqual(isp.indent_spaces, 4) |
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204 | 204 | |
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205 | 205 | def test_indent4(self): |
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206 | 206 | # In cell mode, inputs must be fed in whole blocks, so skip this test |
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207 | 207 | if self.isp.input_mode == 'cell': return |
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208 | 208 | |
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209 | 209 | isp = self.isp |
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210 | 210 | # whitespace after ':' should not screw up indent level |
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211 | 211 | isp.push('if 1: \n x=1') |
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212 | 212 | self.assertEqual(isp.indent_spaces, 4) |
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213 | 213 | isp.push('y=2\n') |
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214 | 214 | self.assertEqual(isp.indent_spaces, 0) |
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215 | 215 | isp.push('if 1:\t\n x=1') |
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216 | 216 | self.assertEqual(isp.indent_spaces, 4) |
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217 | 217 | isp.push('y=2\n') |
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218 | 218 | self.assertEqual(isp.indent_spaces, 0) |
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219 | 219 | |
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220 | 220 | def test_dedent_pass(self): |
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221 | 221 | isp = self.isp # shorthand |
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222 | 222 | # should NOT cause dedent |
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223 | 223 | isp.push('if 1:\n passes = 5') |
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224 | 224 | self.assertEqual(isp.indent_spaces, 4) |
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225 | 225 | isp.push('if 1:\n pass') |
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226 | 226 | self.assertEqual(isp.indent_spaces, 0) |
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227 | 227 | isp.push('if 1:\n pass ') |
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228 | 228 | self.assertEqual(isp.indent_spaces, 0) |
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229 | 229 | |
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230 | 230 | def test_dedent_raise(self): |
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231 | 231 | isp = self.isp # shorthand |
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232 | 232 | # should NOT cause dedent |
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233 | 233 | isp.push('if 1:\n raised = 4') |
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234 | 234 | self.assertEqual(isp.indent_spaces, 4) |
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235 | 235 | isp.push('if 1:\n raise TypeError()') |
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236 | 236 | self.assertEqual(isp.indent_spaces, 0) |
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237 | 237 | isp.push('if 1:\n raise') |
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238 | 238 | self.assertEqual(isp.indent_spaces, 0) |
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239 | 239 | isp.push('if 1:\n raise ') |
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240 | 240 | self.assertEqual(isp.indent_spaces, 0) |
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241 | 241 | |
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242 | 242 | def test_dedent_return(self): |
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243 | 243 | isp = self.isp # shorthand |
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244 | 244 | # should NOT cause dedent |
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245 | 245 | isp.push('if 1:\n returning = 4') |
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246 | 246 | self.assertEqual(isp.indent_spaces, 4) |
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247 | 247 | isp.push('if 1:\n return 5 + 493') |
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248 | 248 | self.assertEqual(isp.indent_spaces, 0) |
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249 | 249 | isp.push('if 1:\n return') |
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250 | 250 | self.assertEqual(isp.indent_spaces, 0) |
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251 | 251 | isp.push('if 1:\n return ') |
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252 | 252 | self.assertEqual(isp.indent_spaces, 0) |
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253 | 253 | isp.push('if 1:\n return(0)') |
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254 | 254 | self.assertEqual(isp.indent_spaces, 0) |
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255 | 255 | |
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256 | 256 | def test_push(self): |
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257 | 257 | isp = self.isp |
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258 | 258 | self.assertTrue(isp.push('x=1')) |
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259 | 259 | |
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260 | 260 | def test_push2(self): |
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261 | 261 | isp = self.isp |
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262 | 262 | self.assertFalse(isp.push('if 1:')) |
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263 | 263 | for line in [' x=1', '# a comment', ' y=2']: |
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264 | 264 | self.assertTrue(isp.push(line)) |
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265 | 265 | |
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266 | 266 | def test_push3(self): |
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267 | 267 | isp = self.isp |
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268 | 268 | isp.push('if True:') |
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269 | 269 | isp.push(' a = 1') |
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270 | 270 | self.assertFalse(isp.push('b = [1,')) |
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271 | 271 | |
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272 | 272 | def test_replace_mode(self): |
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273 | 273 | isp = self.isp |
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274 | 274 | isp.input_mode = 'cell' |
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275 | 275 | isp.push('x=1') |
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276 | 276 | self.assertEqual(isp.source, 'x=1\n') |
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277 | 277 | isp.push('x=2') |
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278 | 278 | self.assertEqual(isp.source, 'x=2\n') |
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279 | 279 | |
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280 | 280 | def test_push_accepts_more(self): |
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281 | 281 | isp = self.isp |
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282 | 282 | isp.push('x=1') |
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283 | 283 | self.assertFalse(isp.push_accepts_more()) |
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284 | 284 | |
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285 | 285 | def test_push_accepts_more2(self): |
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286 | 286 | # In cell mode, inputs must be fed in whole blocks, so skip this test |
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287 | 287 | if self.isp.input_mode == 'cell': return |
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288 | 288 | |
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289 | 289 | isp = self.isp |
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290 | 290 | isp.push('if 1:') |
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291 | 291 | self.assertTrue(isp.push_accepts_more()) |
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292 | 292 | isp.push(' x=1') |
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293 | 293 | self.assertTrue(isp.push_accepts_more()) |
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294 | 294 | isp.push('') |
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295 | 295 | self.assertFalse(isp.push_accepts_more()) |
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296 | 296 | |
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297 | 297 | def test_push_accepts_more3(self): |
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298 | 298 | isp = self.isp |
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299 | 299 | isp.push("x = (2+\n3)") |
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300 | 300 | self.assertFalse(isp.push_accepts_more()) |
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301 | 301 | |
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302 | 302 | def test_push_accepts_more4(self): |
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303 | 303 | # In cell mode, inputs must be fed in whole blocks, so skip this test |
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304 | 304 | if self.isp.input_mode == 'cell': return |
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305 | 305 | |
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306 | 306 | isp = self.isp |
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307 | 307 | # When a multiline statement contains parens or multiline strings, we |
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308 | 308 | # shouldn't get confused. |
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309 | 309 | # FIXME: we should be able to better handle de-dents in statements like |
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310 | 310 | # multiline strings and multiline expressions (continued with \ or |
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311 | 311 | # parens). Right now we aren't handling the indentation tracking quite |
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312 | 312 | # correctly with this, though in practice it may not be too much of a |
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313 | 313 | # problem. We'll need to see. |
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314 | 314 | isp.push("if 1:") |
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315 | 315 | isp.push(" x = (2+") |
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316 | 316 | isp.push(" 3)") |
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317 | 317 | self.assertTrue(isp.push_accepts_more()) |
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318 | 318 | isp.push(" y = 3") |
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319 | 319 | self.assertTrue(isp.push_accepts_more()) |
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320 | 320 | isp.push('') |
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321 | 321 | self.assertFalse(isp.push_accepts_more()) |
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322 | 322 | |
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323 | 323 | def test_push_accepts_more5(self): |
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324 | 324 | # In cell mode, inputs must be fed in whole blocks, so skip this test |
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325 | 325 | if self.isp.input_mode == 'cell': return |
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326 | 326 | |
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327 | 327 | isp = self.isp |
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328 | 328 | isp.push('try:') |
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329 | 329 | isp.push(' a = 5') |
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330 | 330 | isp.push('except:') |
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331 | 331 | isp.push(' raise') |
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332 | 332 | self.assertTrue(isp.push_accepts_more()) |
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333 | 333 | |
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334 | 334 | def test_continuation(self): |
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335 | 335 | isp = self.isp |
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336 | 336 | isp.push("import os, \\") |
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337 | 337 | self.assertTrue(isp.push_accepts_more()) |
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338 | 338 | isp.push("sys") |
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339 | 339 | self.assertFalse(isp.push_accepts_more()) |
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340 | 340 | |
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341 | 341 | def test_syntax_error(self): |
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342 | 342 | isp = self.isp |
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343 | 343 | # Syntax errors immediately produce a 'ready' block, so the invalid |
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344 | 344 | # Python can be sent to the kernel for evaluation with possible ipython |
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345 | 345 | # special-syntax conversion. |
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346 | 346 | isp.push('run foo') |
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347 | 347 | self.assertFalse(isp.push_accepts_more()) |
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348 | 348 | |
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349 | 349 | def test_unicode(self): |
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350 | 350 | self.isp.push(u"PΓ©rez") |
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351 | 351 | self.isp.push(u'\xc3\xa9') |
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352 | 352 | self.isp.push(u"u'\xc3\xa9'") |
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353 | 353 | |
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354 | 354 | class InteractiveLoopTestCase(unittest.TestCase): |
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355 | 355 | """Tests for an interactive loop like a python shell. |
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356 | 356 | """ |
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357 | 357 | def check_ns(self, lines, ns): |
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358 | 358 | """Validate that the given input lines produce the resulting namespace. |
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359 | 359 | |
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360 | 360 | Note: the input lines are given exactly as they would be typed in an |
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361 | 361 | auto-indenting environment, as mini_interactive_loop above already does |
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362 | 362 | auto-indenting and prepends spaces to the input. |
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363 | 363 | """ |
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364 | 364 | src = mini_interactive_loop(pseudo_input(lines)) |
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365 | 365 | test_ns = {} |
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366 | 366 | exec src in test_ns |
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367 | 367 | # We can't check that the provided ns is identical to the test_ns, |
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368 | 368 | # because Python fills test_ns with extra keys (copyright, etc). But |
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369 | 369 | # we can check that the given dict is *contained* in test_ns |
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370 | 370 | for k,v in ns.iteritems(): |
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371 | 371 | self.assertEqual(test_ns[k], v) |
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372 | 372 | |
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373 | 373 | def test_simple(self): |
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374 | 374 | self.check_ns(['x=1'], dict(x=1)) |
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375 | 375 | |
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376 | 376 | def test_simple2(self): |
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377 | 377 | self.check_ns(['if 1:', 'x=2'], dict(x=2)) |
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378 | 378 | |
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379 | 379 | def test_xy(self): |
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380 | 380 | self.check_ns(['x=1; y=2'], dict(x=1, y=2)) |
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381 | 381 | |
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382 | 382 | def test_abc(self): |
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383 | 383 | self.check_ns(['if 1:','a=1','b=2','c=3'], dict(a=1, b=2, c=3)) |
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384 | 384 | |
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385 | 385 | def test_multi(self): |
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386 | 386 | self.check_ns(['x =(1+','1+','2)'], dict(x=4)) |
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387 | 387 | |
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388 | 388 | |
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389 | 389 | def test_LineInfo(): |
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390 | 390 | """Simple test for LineInfo construction and str()""" |
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391 | 391 | linfo = isp.LineInfo(' %cd /home') |
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392 | 392 | nt.assert_equals(str(linfo), 'LineInfo [ |%|cd|/home]') |
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393 | 393 | |
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394 | 394 | # Transformer tests |
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395 | 395 | def transform_checker(tests, func): |
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396 | 396 | """Utility to loop over test inputs""" |
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397 | 397 | for inp, tr in tests: |
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398 | 398 | nt.assert_equals(func(inp), tr) |
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399 | 399 | |
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400 | 400 | # Data for all the syntax tests in the form of lists of pairs of |
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401 | 401 | # raw/transformed input. We store it here as a global dict so that we can use |
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402 | 402 | # it both within single-function tests and also to validate the behavior of the |
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403 | 403 | # larger objects |
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404 | 404 | |
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405 | 405 | syntax = \ |
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406 | 406 | dict(assign_system = |
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407 | 407 | [(i,py3compat.u_format(o)) for i,o in \ |
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408 | 408 | [(u'a =! ls', "a = get_ipython().getoutput({u}'ls')"), |
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409 | 409 | (u'b = !ls', "b = get_ipython().getoutput({u}'ls')"), |
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410 | 410 | ('x=1', 'x=1'), # normal input is unmodified |
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411 | 411 | (' ',' '), # blank lines are kept intact |
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412 | 412 | ]], |
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413 | 413 | |
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414 | 414 | assign_magic = |
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415 | 415 | [(i,py3compat.u_format(o)) for i,o in \ |
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416 | 416 | [(u'a =% who', "a = get_ipython().magic({u}'who')"), |
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417 | 417 | (u'b = %who', "b = get_ipython().magic({u}'who')"), |
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418 | 418 | ('x=1', 'x=1'), # normal input is unmodified |
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419 | 419 | (' ',' '), # blank lines are kept intact |
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420 | 420 | ]], |
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421 | 421 | |
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422 | 422 | classic_prompt = |
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423 | 423 | [('>>> x=1', 'x=1'), |
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424 | 424 | ('x=1', 'x=1'), # normal input is unmodified |
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425 | 425 | (' ', ' '), # blank lines are kept intact |
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426 | 426 | ('... ', ''), # continuation prompts |
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427 | 427 | ], |
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428 | 428 | |
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429 | 429 | ipy_prompt = |
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430 | 430 | [('In [1]: x=1', 'x=1'), |
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431 | 431 | ('x=1', 'x=1'), # normal input is unmodified |
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432 | 432 | (' ',' '), # blank lines are kept intact |
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433 | 433 | (' ....: ', ''), # continuation prompts |
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434 | 434 | ], |
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435 | 435 | |
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436 | 436 | # Tests for the escape transformer to leave normal code alone |
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437 | 437 | escaped_noesc = |
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438 | 438 | [ (' ', ' '), |
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439 | 439 | ('x=1', 'x=1'), |
|
440 | 440 | ], |
|
441 | 441 | |
|
442 | 442 | # System calls |
|
443 | 443 | escaped_shell = |
|
444 | 444 | [(i,py3compat.u_format(o)) for i,o in \ |
|
445 | 445 | [ (u'!ls', "get_ipython().system({u}'ls')"), |
|
446 | 446 | # Double-escape shell, this means to capture the output of the |
|
447 | 447 | # subprocess and return it |
|
448 | 448 | (u'!!ls', "get_ipython().getoutput({u}'ls')"), |
|
449 | 449 | ]], |
|
450 | 450 | |
|
451 | 451 | # Help/object info |
|
452 | 452 | escaped_help = |
|
453 | 453 | [(i,py3compat.u_format(o)) for i,o in \ |
|
454 | 454 | [ (u'?', 'get_ipython().show_usage()'), |
|
455 | 455 | (u'?x1', "get_ipython().magic({u}'pinfo x1')"), |
|
456 | 456 | (u'??x2', "get_ipython().magic({u}'pinfo2 x2')"), |
|
457 | 457 | (u'?a.*s', "get_ipython().magic({u}'psearch a.*s')"), |
|
458 | 458 | (u'?%hist1', "get_ipython().magic({u}'pinfo %hist1')"), |
|
459 | 459 | (u'?%%hist2', "get_ipython().magic({u}'pinfo %%hist2')"), |
|
460 | 460 | (u'?abc = qwe', "get_ipython().magic({u}'pinfo abc')"), |
|
461 | 461 | ]], |
|
462 | 462 | |
|
463 | 463 | end_help = |
|
464 | 464 | [(i,py3compat.u_format(o)) for i,o in \ |
|
465 | 465 | [ (u'x3?', "get_ipython().magic({u}'pinfo x3')"), |
|
466 | 466 | (u'x4??', "get_ipython().magic({u}'pinfo2 x4')"), |
|
467 | 467 | (u'%hist1?', "get_ipython().magic({u}'pinfo %hist1')"), |
|
468 | 468 | (u'%hist2??', "get_ipython().magic({u}'pinfo2 %hist2')"), |
|
469 | 469 | (u'%%hist3?', "get_ipython().magic({u}'pinfo %%hist3')"), |
|
470 | 470 | (u'%%hist4??', "get_ipython().magic({u}'pinfo2 %%hist4')"), |
|
471 | 471 | (u'f*?', "get_ipython().magic({u}'psearch f*')"), |
|
472 | 472 | (u'ax.*aspe*?', "get_ipython().magic({u}'psearch ax.*aspe*')"), |
|
473 | 473 | (u'a = abc?', "get_ipython().set_next_input({u}'a = abc');" |
|
474 | 474 | "get_ipython().magic({u}'pinfo abc')"), |
|
475 | 475 | (u'a = abc.qe??', "get_ipython().set_next_input({u}'a = abc.qe');" |
|
476 | 476 | "get_ipython().magic({u}'pinfo2 abc.qe')"), |
|
477 | 477 | (u'a = *.items?', "get_ipython().set_next_input({u}'a = *.items');" |
|
478 | 478 | "get_ipython().magic({u}'psearch *.items')"), |
|
479 | 479 | (u'plot(a?', "get_ipython().set_next_input({u}'plot(a');" |
|
480 | 480 | "get_ipython().magic({u}'pinfo a')"), |
|
481 | 481 | (u'a*2 #comment?', 'a*2 #comment?'), |
|
482 | 482 | ]], |
|
483 | 483 | |
|
484 | 484 | # Explicit magic calls |
|
485 | 485 | escaped_magic = |
|
486 | 486 | [(i,py3compat.u_format(o)) for i,o in \ |
|
487 | 487 | [ (u'%cd', "get_ipython().magic({u}'cd')"), |
|
488 | 488 | (u'%cd /home', "get_ipython().magic({u}'cd /home')"), |
|
489 | 489 | # Backslashes need to be escaped. |
|
490 | 490 | (u'%cd C:\\User', "get_ipython().magic({u}'cd C:\\\\User')"), |
|
491 | 491 | (u' %magic', " get_ipython().magic({u}'magic')"), |
|
492 | 492 | ]], |
|
493 | 493 | |
|
494 | 494 | # Quoting with separate arguments |
|
495 | 495 | escaped_quote = |
|
496 | 496 | [ (',f', 'f("")'), |
|
497 | 497 | (',f x', 'f("x")'), |
|
498 | 498 | (' ,f y', ' f("y")'), |
|
499 | 499 | (',f a b', 'f("a", "b")'), |
|
500 | 500 | ], |
|
501 | 501 | |
|
502 | 502 | # Quoting with single argument |
|
503 | 503 | escaped_quote2 = |
|
504 | 504 | [ (';f', 'f("")'), |
|
505 | 505 | (';f x', 'f("x")'), |
|
506 | 506 | (' ;f y', ' f("y")'), |
|
507 | 507 | (';f a b', 'f("a b")'), |
|
508 | 508 | ], |
|
509 | 509 | |
|
510 | 510 | # Simply apply parens |
|
511 | 511 | escaped_paren = |
|
512 | 512 | [ ('/f', 'f()'), |
|
513 | 513 | ('/f x', 'f(x)'), |
|
514 | 514 | (' /f y', ' f(y)'), |
|
515 | 515 | ('/f a b', 'f(a, b)'), |
|
516 | 516 | ], |
|
517 | 517 | |
|
518 | 518 | # Check that we transform prompts before other transforms |
|
519 | 519 | mixed = |
|
520 | 520 | [(i,py3compat.u_format(o)) for i,o in \ |
|
521 | 521 | [ (u'In [1]: %lsmagic', "get_ipython().magic({u}'lsmagic')"), |
|
522 | 522 | (u'>>> %lsmagic', "get_ipython().magic({u}'lsmagic')"), |
|
523 | 523 | (u'In [2]: !ls', "get_ipython().system({u}'ls')"), |
|
524 | 524 | (u'In [3]: abs?', "get_ipython().magic({u}'pinfo abs')"), |
|
525 | 525 | (u'In [4]: b = %who', "b = get_ipython().magic({u}'who')"), |
|
526 | 526 | ]], |
|
527 | 527 | ) |
|
528 | 528 | |
|
529 | 529 | # multiline syntax examples. Each of these should be a list of lists, with |
|
530 | 530 | # each entry itself having pairs of raw/transformed input. The union (with |
|
531 | 531 | # '\n'.join() of the transformed inputs is what the splitter should produce |
|
532 | 532 | # when fed the raw lines one at a time via push. |
|
533 | 533 | syntax_ml = \ |
|
534 | 534 | dict(classic_prompt = |
|
535 | 535 | [ [('>>> for i in range(10):','for i in range(10):'), |
|
536 | 536 | ('... print i',' print i'), |
|
537 | 537 | ('... ', ''), |
|
538 | 538 | ], |
|
539 | 539 | ], |
|
540 | 540 | |
|
541 | 541 | ipy_prompt = |
|
542 | 542 | [ [('In [24]: for i in range(10):','for i in range(10):'), |
|
543 | 543 | (' ....: print i',' print i'), |
|
544 | 544 | (' ....: ', ''), |
|
545 | 545 | ], |
|
546 | 546 | ], |
|
547 | 547 | |
|
548 | 548 | multiline_datastructure = |
|
549 | 549 | [ [('>>> a = [1,','a = [1,'), |
|
550 | 550 | ('... 2]','2]'), |
|
551 | 551 | ], |
|
552 | 552 | ], |
|
553 | 553 | ) |
|
554 | 554 | |
|
555 | 555 | |
|
556 | 556 | def test_assign_system(): |
|
557 | 557 | tt.check_pairs(isp.transform_assign_system, syntax['assign_system']) |
|
558 | 558 | |
|
559 | 559 | |
|
560 | 560 | def test_assign_magic(): |
|
561 | 561 | tt.check_pairs(isp.transform_assign_magic, syntax['assign_magic']) |
|
562 | 562 | |
|
563 | 563 | |
|
564 | 564 | def test_classic_prompt(): |
|
565 | 565 | transform_checker(syntax['classic_prompt'], isp.transform_classic_prompt) |
|
566 | 566 | for example in syntax_ml['classic_prompt']: |
|
567 | 567 | transform_checker(example, isp.transform_classic_prompt) |
|
568 | 568 | |
|
569 | 569 | |
|
570 | 570 | def test_ipy_prompt(): |
|
571 | 571 | transform_checker(syntax['ipy_prompt'], isp.transform_ipy_prompt) |
|
572 | 572 | for example in syntax_ml['ipy_prompt']: |
|
573 | 573 | transform_checker(example, isp.transform_ipy_prompt) |
|
574 | 574 | |
|
575 | 575 | def test_end_help(): |
|
576 | 576 | tt.check_pairs(isp.transform_help_end, syntax['end_help']) |
|
577 | 577 | |
|
578 | 578 | def test_escaped_noesc(): |
|
579 | 579 | tt.check_pairs(isp.transform_escaped, syntax['escaped_noesc']) |
|
580 | 580 | |
|
581 | 581 | |
|
582 | 582 | def test_escaped_shell(): |
|
583 | 583 | tt.check_pairs(isp.transform_escaped, syntax['escaped_shell']) |
|
584 | 584 | |
|
585 | 585 | |
|
586 | 586 | def test_escaped_help(): |
|
587 | 587 | tt.check_pairs(isp.transform_escaped, syntax['escaped_help']) |
|
588 | 588 | |
|
589 | 589 | |
|
590 | 590 | def test_escaped_magic(): |
|
591 | 591 | tt.check_pairs(isp.transform_escaped, syntax['escaped_magic']) |
|
592 | 592 | |
|
593 | 593 | |
|
594 | 594 | def test_escaped_quote(): |
|
595 | 595 | tt.check_pairs(isp.transform_escaped, syntax['escaped_quote']) |
|
596 | 596 | |
|
597 | 597 | |
|
598 | 598 | def test_escaped_quote2(): |
|
599 | 599 | tt.check_pairs(isp.transform_escaped, syntax['escaped_quote2']) |
|
600 | 600 | |
|
601 | 601 | |
|
602 | 602 | def test_escaped_paren(): |
|
603 | 603 | tt.check_pairs(isp.transform_escaped, syntax['escaped_paren']) |
|
604 | 604 | |
|
605 | 605 | |
|
606 | 606 | class IPythonInputTestCase(InputSplitterTestCase): |
|
607 | 607 | """By just creating a new class whose .isp is a different instance, we |
|
608 | 608 | re-run the same test battery on the new input splitter. |
|
609 | 609 | |
|
610 | 610 | In addition, this runs the tests over the syntax and syntax_ml dicts that |
|
611 | 611 | were tested by individual functions, as part of the OO interface. |
|
612 | 612 | |
|
613 | 613 | It also makes some checks on the raw buffer storage. |
|
614 | 614 | """ |
|
615 | 615 | |
|
616 | 616 | def setUp(self): |
|
617 | 617 | self.isp = isp.IPythonInputSplitter(input_mode='line') |
|
618 | 618 | |
|
619 | 619 | def test_syntax(self): |
|
620 | 620 | """Call all single-line syntax tests from the main object""" |
|
621 | 621 | isp = self.isp |
|
622 | 622 | for example in syntax.itervalues(): |
|
623 | 623 | for raw, out_t in example: |
|
624 | 624 | if raw.startswith(' '): |
|
625 | 625 | continue |
|
626 | 626 | |
|
627 | 627 | isp.push(raw+'\n') |
|
628 | 628 | out, out_raw = isp.source_raw_reset() |
|
629 | 629 | self.assertEqual(out.rstrip(), out_t, |
|
630 | 630 | tt.pair_fail_msg.format("inputsplitter",raw, out_t, out)) |
|
631 | 631 | self.assertEqual(out_raw.rstrip(), raw.rstrip()) |
|
632 | 632 | |
|
633 | 633 | def test_syntax_multiline(self): |
|
634 | 634 | isp = self.isp |
|
635 | 635 | for example in syntax_ml.itervalues(): |
|
636 | 636 | out_t_parts = [] |
|
637 | 637 | raw_parts = [] |
|
638 | 638 | for line_pairs in example: |
|
639 | 639 | for lraw, out_t_part in line_pairs: |
|
640 | 640 | isp.push(lraw) |
|
641 | 641 | out_t_parts.append(out_t_part) |
|
642 | 642 | raw_parts.append(lraw) |
|
643 | 643 | |
|
644 | 644 | out, out_raw = isp.source_raw_reset() |
|
645 | 645 | out_t = '\n'.join(out_t_parts).rstrip() |
|
646 | 646 | raw = '\n'.join(raw_parts).rstrip() |
|
647 | 647 | self.assertEqual(out.rstrip(), out_t) |
|
648 | 648 | self.assertEqual(out_raw.rstrip(), raw) |
|
649 | 649 | |
|
650 | 650 | |
|
651 | 651 | class BlockIPythonInputTestCase(IPythonInputTestCase): |
|
652 | 652 | |
|
653 | 653 | # Deactivate tests that don't make sense for the block mode |
|
654 | 654 | test_push3 = test_split = lambda s: None |
|
655 | 655 | |
|
656 | 656 | def setUp(self): |
|
657 | 657 | self.isp = isp.IPythonInputSplitter(input_mode='cell') |
|
658 | 658 | |
|
659 | 659 | def test_syntax_multiline(self): |
|
660 | 660 | isp = self.isp |
|
661 | 661 | for example in syntax_ml.itervalues(): |
|
662 | 662 | raw_parts = [] |
|
663 | 663 | out_t_parts = [] |
|
664 | 664 | for line_pairs in example: |
|
665 | 665 | for raw, out_t_part in line_pairs: |
|
666 | 666 | raw_parts.append(raw) |
|
667 | 667 | out_t_parts.append(out_t_part) |
|
668 | 668 | |
|
669 | 669 | raw = '\n'.join(raw_parts) |
|
670 | 670 | out_t = '\n'.join(out_t_parts) |
|
671 | 671 | |
|
672 | 672 | isp.push(raw) |
|
673 | 673 | out, out_raw = isp.source_raw_reset() |
|
674 | 674 | # Match ignoring trailing whitespace |
|
675 | 675 | self.assertEqual(out.rstrip(), out_t.rstrip()) |
|
676 | 676 | self.assertEqual(out_raw.rstrip(), raw.rstrip()) |
|
677 | 677 | |
|
678 | 678 | |
|
679 | 679 | #----------------------------------------------------------------------------- |
|
680 | 680 | # Main - use as a script, mostly for developer experiments |
|
681 | 681 | #----------------------------------------------------------------------------- |
|
682 | 682 | |
|
683 | 683 | if __name__ == '__main__': |
|
684 | 684 | # A simple demo for interactive experimentation. This code will not get |
|
685 | 685 | # picked up by any test suite. |
|
686 | 686 | from IPython.core.inputsplitter import InputSplitter, IPythonInputSplitter |
|
687 | 687 | |
|
688 | 688 | # configure here the syntax to use, prompt and whether to autoindent |
|
689 | 689 | #isp, start_prompt = InputSplitter(), '>>> ' |
|
690 | 690 | isp, start_prompt = IPythonInputSplitter(), 'In> ' |
|
691 | 691 | |
|
692 | 692 | autoindent = True |
|
693 | 693 | #autoindent = False |
|
694 | 694 | |
|
695 | 695 | try: |
|
696 | 696 | while True: |
|
697 | 697 | prompt = start_prompt |
|
698 | 698 | while isp.push_accepts_more(): |
|
699 | 699 | indent = ' '*isp.indent_spaces |
|
700 | 700 | if autoindent: |
|
701 | 701 | line = indent + raw_input(prompt+indent) |
|
702 | 702 | else: |
|
703 | 703 | line = raw_input(prompt) |
|
704 | 704 | isp.push(line) |
|
705 | 705 | prompt = '... ' |
|
706 | 706 | |
|
707 | 707 | # Here we just return input so we can use it in a test suite, but a |
|
708 | 708 | # real interpreter would instead send it for execution somewhere. |
|
709 | 709 | #src = isp.source; raise EOFError # dbg |
|
710 | 710 | src, raw = isp.source_raw_reset() |
|
711 | 711 | print 'Input source was:\n', src |
|
712 | 712 | print 'Raw source was:\n', raw |
|
713 | 713 | except EOFError: |
|
714 | 714 | print 'Bye' |
|
715 | 715 | |
|
716 | 716 | # Tests for cell magics support |
|
717 | 717 | |
|
718 | 718 | def test_last_blank(): |
|
719 | 719 | nt.assert_false(isp.last_blank('')) |
|
720 | 720 | nt.assert_false(isp.last_blank('abc')) |
|
721 | 721 | nt.assert_false(isp.last_blank('abc\n')) |
|
722 | 722 | nt.assert_false(isp.last_blank('abc\na')) |
|
723 | 723 | |
|
724 | 724 | nt.assert_true(isp.last_blank('\n')) |
|
725 | 725 | nt.assert_true(isp.last_blank('\n ')) |
|
726 | 726 | nt.assert_true(isp.last_blank('abc\n ')) |
|
727 | 727 | nt.assert_true(isp.last_blank('abc\n\n')) |
|
728 | 728 | nt.assert_true(isp.last_blank('abc\nd\n\n')) |
|
729 | 729 | nt.assert_true(isp.last_blank('abc\nd\ne\n\n')) |
|
730 | 730 | nt.assert_true(isp.last_blank('abc \n \n \n\n')) |
|
731 | 731 | |
|
732 | 732 | |
|
733 | 733 | def test_last_two_blanks(): |
|
734 | 734 | nt.assert_false(isp.last_two_blanks('')) |
|
735 | 735 | nt.assert_false(isp.last_two_blanks('abc')) |
|
736 | 736 | nt.assert_false(isp.last_two_blanks('abc\n')) |
|
737 | 737 | nt.assert_false(isp.last_two_blanks('abc\n\na')) |
|
738 | 738 | nt.assert_false(isp.last_two_blanks('abc\n \n')) |
|
739 | 739 | nt.assert_false(isp.last_two_blanks('abc\n\n')) |
|
740 | 740 | |
|
741 | 741 | nt.assert_true(isp.last_two_blanks('\n\n')) |
|
742 | 742 | nt.assert_true(isp.last_two_blanks('\n\n ')) |
|
743 | 743 | nt.assert_true(isp.last_two_blanks('\n \n')) |
|
744 | 744 | nt.assert_true(isp.last_two_blanks('abc\n\n ')) |
|
745 | 745 | nt.assert_true(isp.last_two_blanks('abc\n\n\n')) |
|
746 | 746 | nt.assert_true(isp.last_two_blanks('abc\n\n \n')) |
|
747 | 747 | nt.assert_true(isp.last_two_blanks('abc\n\n \n ')) |
|
748 | 748 | nt.assert_true(isp.last_two_blanks('abc\n\n \n \n')) |
|
749 | 749 | nt.assert_true(isp.last_two_blanks('abc\nd\n\n\n')) |
|
750 | 750 | nt.assert_true(isp.last_two_blanks('abc\nd\ne\nf\n\n\n')) |
|
751 | 751 | |
|
752 | 752 | |
|
753 | class CellModeCellMagics(unittest.TestCase): | |
|
754 | sp = isp.IPythonInputSplitter(input_mode='cell') | |
|
753 | class CellMagicsCommon(object): | |
|
755 | 754 | |
|
756 | 755 | def test_whole_cell(self): |
|
757 | 756 | src = "%%cellm line\nbody\n" |
|
758 | 757 | sp = self.sp |
|
759 | 758 | sp.push(src) |
|
760 | 759 | nt.assert_equal(sp.cell_magic_parts, ['body\n']) |
|
761 | 760 | out = sp.source |
|
762 | ref = u"get_ipython()._run_cached_cell_magic(u'cellm', u'line')\n" | |
|
763 | nt.assert_equal(out, ref) | |
|
761 | ref = u"get_ipython()._run_cached_cell_magic({u}'cellm', {u}'line')\n" | |
|
762 | nt.assert_equal(out, py3compat.u_format(ref)) | |
|
763 | ||
|
764 | def tearDown(self): | |
|
765 | self.sp.reset() | |
|
766 | ||
|
767 | ||
|
768 | class CellModeCellMagics(CellMagicsCommon, unittest.TestCase): | |
|
769 | sp = isp.IPythonInputSplitter(input_mode='cell') | |
|
764 | 770 | |
|
765 | 771 | def test_incremental(self): |
|
766 | 772 | sp = self.sp |
|
767 | 773 | src = '%%cellm line2\n' |
|
768 | 774 | sp.push(src) |
|
769 | 775 | nt.assert_true(sp.push_accepts_more()) #1 |
|
770 | 776 | src += '\n' |
|
771 | 777 | sp.push(src) |
|
772 | 778 | # Note: if we ever change the logic to allow full blank lines (see |
|
773 | 779 | # _handle_cell_magic), then the following test should change to true |
|
774 | 780 | nt.assert_false(sp.push_accepts_more()) #2 |
|
775 | 781 | # By now, even with full blanks allowed, a second blank should signal |
|
776 | 782 | # the end. For now this test is only a redundancy safety, but don't |
|
777 | 783 | # delete it in case we change our mind and the previous one goes to |
|
778 | 784 | # true. |
|
779 | 785 | src += '\n' |
|
780 | 786 | sp.push(src) |
|
781 | 787 | nt.assert_false(sp.push_accepts_more()) #3 |
|
782 | 788 | |
|
783 | def tearDown(self): | |
|
784 | self.sp.reset() | |
|
785 | ||
|
786 | 789 | |
|
787 | class LineModeCellMagics(unittest.TestCase): | |
|
790 | class LineModeCellMagics(CellMagicsCommon, unittest.TestCase): | |
|
788 | 791 | sp = isp.IPythonInputSplitter(input_mode='line') |
|
789 | 792 | |
|
790 | def test_whole_cell(self): | |
|
791 | src = "%%cellm line\nbody\n" | |
|
792 | sp = self.sp | |
|
793 | sp.push(src) | |
|
794 | nt.assert_equal(sp.cell_magic_parts, ['body\n']) | |
|
795 | out = sp.source | |
|
796 | ref = u"get_ipython()._run_cached_cell_magic(u'cellm', u'line')\n" | |
|
797 | nt.assert_equal(out, ref) | |
|
798 | ||
|
799 | 793 | def test_incremental(self): |
|
800 | 794 | sp = self.sp |
|
801 | 795 | sp.push('%%cellm line2\n') |
|
802 | 796 | nt.assert_true(sp.push_accepts_more()) #1 |
|
803 | 797 | sp.push('\n') |
|
804 | 798 | nt.assert_false(sp.push_accepts_more()) #2 |
|
805 | ||
|
806 | def tearDown(self): | |
|
807 | self.sp.reset() |
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