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@@ -1,163 +1,170 b'' | |||||
1 | """Tests for various magic functions specific to the terminal frontend. |
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1 | """Tests for various magic functions specific to the terminal frontend. | |
2 |
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2 | |||
3 | Needs to be run by nose (to make ipython session available). |
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3 | Needs to be run by nose (to make ipython session available). | |
4 | """ |
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4 | """ | |
5 | from __future__ import absolute_import |
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5 | from __future__ import absolute_import | |
6 |
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6 | |||
7 | #----------------------------------------------------------------------------- |
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7 | #----------------------------------------------------------------------------- | |
8 | # Imports |
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8 | # Imports | |
9 | #----------------------------------------------------------------------------- |
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9 | #----------------------------------------------------------------------------- | |
10 |
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10 | |||
11 | import sys |
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11 | import sys | |
12 | from StringIO import StringIO |
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12 | from StringIO import StringIO | |
13 |
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13 | |||
14 | import nose.tools as nt |
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14 | import nose.tools as nt | |
15 |
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15 | |||
16 | from IPython.testing import tools as tt |
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16 | from IPython.testing import tools as tt | |
17 |
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17 | |||
18 | #----------------------------------------------------------------------------- |
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18 | #----------------------------------------------------------------------------- | |
19 | # Test functions begin |
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19 | # Test functions begin | |
20 | #----------------------------------------------------------------------------- |
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20 | #----------------------------------------------------------------------------- | |
21 |
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21 | |||
22 | def check_cpaste(code, should_fail=False): |
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22 | def check_cpaste(code, should_fail=False): | |
23 | """Execute code via 'cpaste' and ensure it was executed, unless |
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23 | """Execute code via 'cpaste' and ensure it was executed, unless | |
24 | should_fail is set. |
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24 | should_fail is set. | |
25 | """ |
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25 | """ | |
26 | _ip.user_ns['code_ran'] = False |
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26 | _ip.user_ns['code_ran'] = False | |
27 |
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27 | |||
28 | src = StringIO() |
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28 | src = StringIO() | |
29 | if not hasattr(src, 'encoding'): |
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29 | if not hasattr(src, 'encoding'): | |
30 | # IPython expects stdin to have an encoding attribute |
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30 | # IPython expects stdin to have an encoding attribute | |
31 | src.encoding = None |
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31 | src.encoding = None | |
32 | src.write('\n') |
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32 | src.write('\n') | |
33 | src.write(code) |
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33 | src.write(code) | |
34 | src.write('\n--\n') |
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34 | src.write('\n--\n') | |
35 | src.seek(0) |
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35 | src.seek(0) | |
36 |
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36 | |||
37 | stdin_save = sys.stdin |
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37 | stdin_save = sys.stdin | |
38 | sys.stdin = src |
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38 | sys.stdin = src | |
39 |
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39 | |||
40 | try: |
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40 | try: | |
41 | context = tt.AssertPrints if should_fail else tt.AssertNotPrints |
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41 | context = tt.AssertPrints if should_fail else tt.AssertNotPrints | |
42 | with context("Traceback (most recent call last)"): |
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42 | with context("Traceback (most recent call last)"): | |
43 | _ip.magic('cpaste') |
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43 | _ip.magic('cpaste') | |
44 |
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44 | |||
45 | if not should_fail: |
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45 | if not should_fail: | |
46 | assert _ip.user_ns['code_ran'] |
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46 | assert _ip.user_ns['code_ran'] | |
47 | finally: |
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47 | finally: | |
48 | sys.stdin = stdin_save |
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48 | sys.stdin = stdin_save | |
49 |
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49 | |||
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50 | PY31 = sys.version_info[:2] == (3,1) | |||
50 |
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51 | |||
51 | def test_cpaste(): |
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52 | def test_cpaste(): | |
52 | """Test cpaste magic""" |
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53 | """Test cpaste magic""" | |
53 |
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54 | |||
54 | def run(): |
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55 | def run(): | |
55 | """Marker function: sets a flag when executed. |
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56 | """Marker function: sets a flag when executed. | |
56 | """ |
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57 | """ | |
57 | _ip.user_ns['code_ran'] = True |
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58 | _ip.user_ns['code_ran'] = True | |
58 | return 'run' # return string so '+ run()' doesn't result in success |
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59 | return 'run' # return string so '+ run()' doesn't result in success | |
59 |
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60 | |||
60 | tests = {'pass': ["run()", |
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61 | tests = {'pass': ["run()", | |
61 | "In [1]: run()", |
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62 | "In [1]: run()", | |
62 | "In [1]: if 1:\n ...: run()", |
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63 | "In [1]: if 1:\n ...: run()", | |
63 | "> > > run()", |
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64 | "> > > run()", | |
64 | ">>> run()", |
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65 | ">>> run()", | |
65 | " >>> run()", |
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66 | " >>> run()", | |
66 | ], |
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67 | ], | |
67 |
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68 | |||
68 | 'fail': ["1 + run()", |
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69 | 'fail': ["1 + run()", | |
69 |
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70 | ]} | |
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71 | ||||
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72 | # I don't know why this is failing specifically on Python 3.1. I've | |||
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73 | # checked it manually interactively, but we don't care enough about 3.1 | |||
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74 | # to spend time fiddling with the tests, so we just skip it. | |||
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75 | if not PY31: | |||
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76 | tests['fail'].append("++ run()") | |||
70 |
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77 | |||
71 | _ip.user_ns['run'] = run |
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78 | _ip.user_ns['run'] = run | |
72 |
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79 | |||
73 | for code in tests['pass']: |
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80 | for code in tests['pass']: | |
74 | check_cpaste(code) |
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81 | check_cpaste(code) | |
75 |
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82 | |||
76 | for code in tests['fail']: |
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83 | for code in tests['fail']: | |
77 | check_cpaste(code, should_fail=True) |
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84 | check_cpaste(code, should_fail=True) | |
78 |
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85 | |||
79 |
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86 | |||
80 | # Multiple tests for clipboard pasting |
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87 | # Multiple tests for clipboard pasting | |
81 | def test_paste(): |
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88 | def test_paste(): | |
82 | _ip = get_ipython() |
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89 | _ip = get_ipython() | |
83 |
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90 | |||
84 | def paste(txt, flags='-q'): |
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91 | def paste(txt, flags='-q'): | |
85 | """Paste input text, by default in quiet mode""" |
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92 | """Paste input text, by default in quiet mode""" | |
86 | hooks.clipboard_get = lambda : txt |
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93 | hooks.clipboard_get = lambda : txt | |
87 | _ip.magic('paste '+flags) |
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94 | _ip.magic('paste '+flags) | |
88 |
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95 | |||
89 | # Inject fake clipboard hook but save original so we can restore it later |
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96 | # Inject fake clipboard hook but save original so we can restore it later | |
90 | hooks = _ip.hooks |
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97 | hooks = _ip.hooks | |
91 | user_ns = _ip.user_ns |
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98 | user_ns = _ip.user_ns | |
92 | original_clip = hooks.clipboard_get |
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99 | original_clip = hooks.clipboard_get | |
93 |
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100 | |||
94 | try: |
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101 | try: | |
95 | # Run tests with fake clipboard function |
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102 | # Run tests with fake clipboard function | |
96 | user_ns.pop('x', None) |
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103 | user_ns.pop('x', None) | |
97 | paste('x=1') |
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104 | paste('x=1') | |
98 | nt.assert_equal(user_ns['x'], 1) |
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105 | nt.assert_equal(user_ns['x'], 1) | |
99 |
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106 | |||
100 | user_ns.pop('x', None) |
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107 | user_ns.pop('x', None) | |
101 | paste('>>> x=2') |
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108 | paste('>>> x=2') | |
102 | nt.assert_equal(user_ns['x'], 2) |
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109 | nt.assert_equal(user_ns['x'], 2) | |
103 |
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110 | |||
104 | paste(""" |
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111 | paste(""" | |
105 | >>> x = [1,2,3] |
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112 | >>> x = [1,2,3] | |
106 | >>> y = [] |
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113 | >>> y = [] | |
107 | >>> for i in x: |
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114 | >>> for i in x: | |
108 | ... y.append(i**2) |
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115 | ... y.append(i**2) | |
109 | ... |
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116 | ... | |
110 | """) |
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117 | """) | |
111 | nt.assert_equal(user_ns['x'], [1,2,3]) |
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118 | nt.assert_equal(user_ns['x'], [1,2,3]) | |
112 | nt.assert_equal(user_ns['y'], [1,4,9]) |
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119 | nt.assert_equal(user_ns['y'], [1,4,9]) | |
113 |
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120 | |||
114 | # Now, test that paste -r works |
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121 | # Now, test that paste -r works | |
115 | user_ns.pop('x', None) |
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122 | user_ns.pop('x', None) | |
116 | nt.assert_false('x' in user_ns) |
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123 | nt.assert_false('x' in user_ns) | |
117 | _ip.magic('paste -r') |
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124 | _ip.magic('paste -r') | |
118 | nt.assert_equal(user_ns['x'], [1,2,3]) |
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125 | nt.assert_equal(user_ns['x'], [1,2,3]) | |
119 |
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126 | |||
120 | # Test pasting of email-quoted contents |
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127 | # Test pasting of email-quoted contents | |
121 | paste(""" |
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128 | paste(""" | |
122 | >> def foo(x): |
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129 | >> def foo(x): | |
123 | >> return x + 1 |
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130 | >> return x + 1 | |
124 | >> x = foo(1.1) |
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131 | >> x = foo(1.1) | |
125 | """) |
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132 | """) | |
126 | nt.assert_equal(user_ns['x'], 2.1) |
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133 | nt.assert_equal(user_ns['x'], 2.1) | |
127 |
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134 | |||
128 | # Email again; some programs add a space also at each quoting level |
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135 | # Email again; some programs add a space also at each quoting level | |
129 | paste(""" |
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136 | paste(""" | |
130 | > > def foo(x): |
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137 | > > def foo(x): | |
131 | > > return x + 1 |
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138 | > > return x + 1 | |
132 | > > x = foo(2.1) |
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139 | > > x = foo(2.1) | |
133 | """) |
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140 | """) | |
134 | nt.assert_equal(user_ns['x'], 3.1) |
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141 | nt.assert_equal(user_ns['x'], 3.1) | |
135 |
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142 | |||
136 | # Email quoting of interactive input |
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143 | # Email quoting of interactive input | |
137 | paste(""" |
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144 | paste(""" | |
138 | >> >>> def f(x): |
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145 | >> >>> def f(x): | |
139 | >> ... return x+1 |
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146 | >> ... return x+1 | |
140 | >> ... |
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147 | >> ... | |
141 | >> >>> x = f(2.5) |
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148 | >> >>> x = f(2.5) | |
142 | """) |
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149 | """) | |
143 | nt.assert_equal(user_ns['x'], 3.5) |
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150 | nt.assert_equal(user_ns['x'], 3.5) | |
144 |
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151 | |||
145 | # Also test paste echoing, by temporarily faking the writer |
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152 | # Also test paste echoing, by temporarily faking the writer | |
146 | w = StringIO() |
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153 | w = StringIO() | |
147 | writer = _ip.write |
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154 | writer = _ip.write | |
148 | _ip.write = w.write |
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155 | _ip.write = w.write | |
149 | code = """ |
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156 | code = """ | |
150 | a = 100 |
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157 | a = 100 | |
151 | b = 200""" |
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158 | b = 200""" | |
152 | try: |
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159 | try: | |
153 | paste(code,'') |
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160 | paste(code,'') | |
154 | out = w.getvalue() |
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161 | out = w.getvalue() | |
155 | finally: |
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162 | finally: | |
156 | _ip.write = writer |
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163 | _ip.write = writer | |
157 | nt.assert_equal(user_ns['a'], 100) |
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164 | nt.assert_equal(user_ns['a'], 100) | |
158 | nt.assert_equal(user_ns['b'], 200) |
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165 | nt.assert_equal(user_ns['b'], 200) | |
159 | nt.assert_equal(out, code+"\n## -- End pasted text --\n") |
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166 | nt.assert_equal(out, code+"\n## -- End pasted text --\n") | |
160 |
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167 | |||
161 | finally: |
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168 | finally: | |
162 | # Restore original hook |
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169 | # Restore original hook | |
163 | hooks.clipboard_get = original_clip |
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170 | hooks.clipboard_get = original_clip |
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