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@@ -1,543 +1,544 b'' | |||
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1 | 1 | # -*- coding: utf-8 -*- |
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2 | 2 | """test View objects |
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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 | * Min RK |
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7 | 7 | """ |
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8 | 8 | #------------------------------------------------------------------------------- |
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9 | 9 | # Copyright (C) 2011 The IPython Development Team |
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10 | 10 | # |
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11 | 11 | # Distributed under the terms of the BSD License. The full license is in |
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12 | 12 | # the file COPYING, distributed as part of this software. |
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13 | 13 | #------------------------------------------------------------------------------- |
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14 | 14 | |
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15 | 15 | #------------------------------------------------------------------------------- |
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16 | 16 | # Imports |
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17 | 17 | #------------------------------------------------------------------------------- |
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18 | 18 | |
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19 | 19 | import sys |
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20 | 20 | import time |
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21 | 21 | from tempfile import mktemp |
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22 | 22 | from StringIO import StringIO |
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23 | 23 | |
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24 | 24 | import zmq |
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25 | 25 | from nose import SkipTest |
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26 | 26 | |
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27 | 27 | from IPython.testing import decorators as dec |
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28 | 28 | |
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29 | 29 | from IPython import parallel as pmod |
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30 | 30 | from IPython.parallel import error |
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31 | 31 | from IPython.parallel import AsyncResult, AsyncHubResult, AsyncMapResult |
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32 | 32 | from IPython.parallel import DirectView |
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33 | 33 | from IPython.parallel.util import interactive |
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34 | 34 | |
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35 | 35 | from IPython.parallel.tests import add_engines |
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36 | 36 | |
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37 | 37 | from .clienttest import ClusterTestCase, crash, wait, skip_without |
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38 | 38 | |
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39 | 39 | def setup(): |
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40 | 40 | add_engines(3, total=True) |
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41 | 41 | |
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42 | 42 | class TestView(ClusterTestCase): |
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43 | 43 | |
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44 | 44 | def test_z_crash_mux(self): |
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45 | 45 | """test graceful handling of engine death (direct)""" |
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46 | 46 | raise SkipTest("crash tests disabled, due to undesirable crash reports") |
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47 | 47 | # self.add_engines(1) |
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48 | 48 | eid = self.client.ids[-1] |
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49 | 49 | ar = self.client[eid].apply_async(crash) |
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50 | 50 | self.assertRaisesRemote(error.EngineError, ar.get, 10) |
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51 | 51 | eid = ar.engine_id |
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52 | 52 | tic = time.time() |
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53 | 53 | while eid in self.client.ids and time.time()-tic < 5: |
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54 | 54 | time.sleep(.01) |
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55 | 55 | self.client.spin() |
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56 | 56 | self.assertFalse(eid in self.client.ids, "Engine should have died") |
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57 | 57 | |
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58 | 58 | def test_push_pull(self): |
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59 | 59 | """test pushing and pulling""" |
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60 | 60 | data = dict(a=10, b=1.05, c=range(10), d={'e':(1,2),'f':'hi'}) |
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61 | 61 | t = self.client.ids[-1] |
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62 | 62 | v = self.client[t] |
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63 | 63 | push = v.push |
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64 | 64 | pull = v.pull |
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65 | 65 | v.block=True |
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66 | 66 | nengines = len(self.client) |
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67 | 67 | push({'data':data}) |
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68 | 68 | d = pull('data') |
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69 | 69 | self.assertEquals(d, data) |
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70 | 70 | self.client[:].push({'data':data}) |
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71 | 71 | d = self.client[:].pull('data', block=True) |
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72 | 72 | self.assertEquals(d, nengines*[data]) |
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73 | 73 | ar = push({'data':data}, block=False) |
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74 | 74 | self.assertTrue(isinstance(ar, AsyncResult)) |
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75 | 75 | r = ar.get() |
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76 | 76 | ar = self.client[:].pull('data', block=False) |
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77 | 77 | self.assertTrue(isinstance(ar, AsyncResult)) |
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78 | 78 | r = ar.get() |
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79 | 79 | self.assertEquals(r, nengines*[data]) |
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80 | 80 | self.client[:].push(dict(a=10,b=20)) |
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81 | 81 | r = self.client[:].pull(('a','b'), block=True) |
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82 | 82 | self.assertEquals(r, nengines*[[10,20]]) |
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83 | 83 | |
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84 | 84 | def test_push_pull_function(self): |
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85 | 85 | "test pushing and pulling functions" |
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86 | 86 | def testf(x): |
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87 | 87 | return 2.0*x |
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88 | 88 | |
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89 | 89 | t = self.client.ids[-1] |
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90 | 90 | v = self.client[t] |
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91 | 91 | v.block=True |
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92 | 92 | push = v.push |
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93 | 93 | pull = v.pull |
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94 | 94 | execute = v.execute |
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95 | 95 | push({'testf':testf}) |
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96 | 96 | r = pull('testf') |
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97 | 97 | self.assertEqual(r(1.0), testf(1.0)) |
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98 | 98 | execute('r = testf(10)') |
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99 | 99 | r = pull('r') |
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100 | 100 | self.assertEquals(r, testf(10)) |
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101 | 101 | ar = self.client[:].push({'testf':testf}, block=False) |
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102 | 102 | ar.get() |
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103 | 103 | ar = self.client[:].pull('testf', block=False) |
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104 | 104 | rlist = ar.get() |
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105 | 105 | for r in rlist: |
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106 | 106 | self.assertEqual(r(1.0), testf(1.0)) |
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107 | 107 | execute("def g(x): return x*x") |
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108 | 108 | r = pull(('testf','g')) |
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109 | 109 | self.assertEquals((r[0](10),r[1](10)), (testf(10), 100)) |
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110 | 110 | |
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111 | 111 | def test_push_function_globals(self): |
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112 | 112 | """test that pushed functions have access to globals""" |
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113 | 113 | @interactive |
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114 | 114 | def geta(): |
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115 | 115 | return a |
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116 | 116 | # self.add_engines(1) |
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117 | 117 | v = self.client[-1] |
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118 | 118 | v.block=True |
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119 | 119 | v['f'] = geta |
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120 | 120 | self.assertRaisesRemote(NameError, v.execute, 'b=f()') |
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121 | 121 | v.execute('a=5') |
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122 | 122 | v.execute('b=f()') |
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123 | 123 | self.assertEquals(v['b'], 5) |
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124 | 124 | |
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125 | 125 | def test_push_function_defaults(self): |
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126 | 126 | """test that pushed functions preserve default args""" |
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127 | 127 | def echo(a=10): |
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128 | 128 | return a |
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129 | 129 | v = self.client[-1] |
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130 | 130 | v.block=True |
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131 | 131 | v['f'] = echo |
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132 | 132 | v.execute('b=f()') |
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133 | 133 | self.assertEquals(v['b'], 10) |
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134 | 134 | |
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135 | 135 | def test_get_result(self): |
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136 | 136 | """test getting results from the Hub.""" |
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137 | 137 | c = pmod.Client(profile='iptest') |
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138 | 138 | # self.add_engines(1) |
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139 | 139 | t = c.ids[-1] |
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140 | 140 | v = c[t] |
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141 | 141 | v2 = self.client[t] |
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142 | 142 | ar = v.apply_async(wait, 1) |
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143 | 143 | # give the monitor time to notice the message |
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144 | 144 | time.sleep(.25) |
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145 | 145 | ahr = v2.get_result(ar.msg_ids) |
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146 | 146 | self.assertTrue(isinstance(ahr, AsyncHubResult)) |
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147 | 147 | self.assertEquals(ahr.get(), ar.get()) |
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148 | 148 | ar2 = v2.get_result(ar.msg_ids) |
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149 | 149 | self.assertFalse(isinstance(ar2, AsyncHubResult)) |
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150 | 150 | c.spin() |
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151 | 151 | c.close() |
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152 | 152 | |
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153 | 153 | def test_run_newline(self): |
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154 | 154 | """test that run appends newline to files""" |
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155 | 155 | tmpfile = mktemp() |
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156 | 156 | with open(tmpfile, 'w') as f: |
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157 | 157 | f.write("""def g(): |
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158 | 158 | return 5 |
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159 | 159 | """) |
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160 | 160 | v = self.client[-1] |
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161 | 161 | v.run(tmpfile, block=True) |
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162 | 162 | self.assertEquals(v.apply_sync(lambda f: f(), pmod.Reference('g')), 5) |
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163 | 163 | |
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164 | 164 | def test_apply_tracked(self): |
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165 | 165 | """test tracking for apply""" |
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166 | 166 | # self.add_engines(1) |
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167 | 167 | t = self.client.ids[-1] |
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168 | 168 | v = self.client[t] |
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169 | 169 | v.block=False |
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170 | 170 | def echo(n=1024*1024, **kwargs): |
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171 | 171 | with v.temp_flags(**kwargs): |
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172 | 172 | return v.apply(lambda x: x, 'x'*n) |
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173 | 173 | ar = echo(1, track=False) |
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174 | 174 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
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175 | 175 | self.assertTrue(ar.sent) |
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176 | 176 | ar = echo(track=True) |
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177 | 177 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
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178 | 178 | self.assertEquals(ar.sent, ar._tracker.done) |
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179 | 179 | ar._tracker.wait() |
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180 | 180 | self.assertTrue(ar.sent) |
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181 | 181 | |
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182 | 182 | def test_push_tracked(self): |
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183 | 183 | t = self.client.ids[-1] |
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184 | 184 | ns = dict(x='x'*1024*1024) |
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185 | 185 | v = self.client[t] |
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186 | 186 | ar = v.push(ns, block=False, track=False) |
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187 | 187 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
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188 | 188 | self.assertTrue(ar.sent) |
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189 | 189 | |
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190 | 190 | ar = v.push(ns, block=False, track=True) |
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191 | 191 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
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192 | 192 | ar._tracker.wait() |
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193 | 193 | self.assertEquals(ar.sent, ar._tracker.done) |
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194 | 194 | self.assertTrue(ar.sent) |
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195 | 195 | ar.get() |
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196 | 196 | |
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197 | 197 | def test_scatter_tracked(self): |
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198 | 198 | t = self.client.ids |
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199 | 199 | x='x'*1024*1024 |
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200 | 200 | ar = self.client[t].scatter('x', x, block=False, track=False) |
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201 | 201 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
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202 | 202 | self.assertTrue(ar.sent) |
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203 | 203 | |
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204 | 204 | ar = self.client[t].scatter('x', x, block=False, track=True) |
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205 | 205 | self.assertTrue(isinstance(ar._tracker, zmq.MessageTracker)) |
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206 | 206 | self.assertEquals(ar.sent, ar._tracker.done) |
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207 | 207 | ar._tracker.wait() |
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208 | 208 | self.assertTrue(ar.sent) |
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209 | 209 | ar.get() |
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210 | 210 | |
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211 | 211 | def test_remote_reference(self): |
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212 | 212 | v = self.client[-1] |
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213 | 213 | v['a'] = 123 |
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214 | 214 | ra = pmod.Reference('a') |
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215 | 215 | b = v.apply_sync(lambda x: x, ra) |
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216 | 216 | self.assertEquals(b, 123) |
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217 | 217 | |
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218 | 218 | |
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219 | 219 | def test_scatter_gather(self): |
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220 | 220 | view = self.client[:] |
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221 | 221 | seq1 = range(16) |
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222 | 222 | view.scatter('a', seq1) |
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223 | 223 | seq2 = view.gather('a', block=True) |
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224 | 224 | self.assertEquals(seq2, seq1) |
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225 | 225 | self.assertRaisesRemote(NameError, view.gather, 'asdf', block=True) |
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226 | 226 | |
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227 | 227 | @skip_without('numpy') |
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228 | 228 | def test_scatter_gather_numpy(self): |
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229 | 229 | import numpy |
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230 | 230 | from numpy.testing.utils import assert_array_equal, assert_array_almost_equal |
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231 | 231 | view = self.client[:] |
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232 | 232 | a = numpy.arange(64) |
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233 | 233 | view.scatter('a', a) |
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234 | 234 | b = view.gather('a', block=True) |
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235 | 235 | assert_array_equal(b, a) |
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236 | 236 | |
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237 | @dec.known_failure_py3 | |
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237 | 238 | @skip_without('numpy') |
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238 | 239 | def test_push_numpy_nocopy(self): |
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239 | 240 | import numpy |
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240 | 241 | view = self.client[:] |
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241 | 242 | a = numpy.arange(64) |
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242 | 243 | view['A'] = a |
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243 | 244 | @interactive |
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244 | 245 | def check_writeable(x): |
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245 | 246 | return x.flags.writeable |
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246 | 247 | |
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247 | 248 | for flag in view.apply_sync(check_writeable, pmod.Reference('A')): |
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248 | 249 | self.assertFalse(flag, "array is writeable, push shouldn't have pickled it") |
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249 | 250 | |
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250 | 251 | view.push(dict(B=a)) |
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251 | 252 | for flag in view.apply_sync(check_writeable, pmod.Reference('B')): |
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252 | 253 | self.assertFalse(flag, "array is writeable, push shouldn't have pickled it") |
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253 | 254 | |
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254 | 255 | @skip_without('numpy') |
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255 | 256 | def test_apply_numpy(self): |
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256 | 257 | """view.apply(f, ndarray)""" |
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257 | 258 | import numpy |
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258 | 259 | from numpy.testing.utils import assert_array_equal, assert_array_almost_equal |
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259 | 260 | |
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260 | 261 | A = numpy.random.random((100,100)) |
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261 | 262 | view = self.client[-1] |
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262 | 263 | for dt in [ 'int32', 'uint8', 'float32', 'float64' ]: |
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263 | 264 | B = A.astype(dt) |
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264 | 265 | C = view.apply_sync(lambda x:x, B) |
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265 | 266 | assert_array_equal(B,C) |
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266 | 267 | |
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267 | 268 | def test_map(self): |
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268 | 269 | view = self.client[:] |
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269 | 270 | def f(x): |
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270 | 271 | return x**2 |
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271 | 272 | data = range(16) |
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272 | 273 | r = view.map_sync(f, data) |
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273 | 274 | self.assertEquals(r, map(f, data)) |
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274 | 275 | |
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275 | 276 | def test_map_iterable(self): |
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276 | 277 | """test map on iterables (direct)""" |
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277 | 278 | view = self.client[:] |
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278 | 279 | # 101 is prime, so it won't be evenly distributed |
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279 | 280 | arr = range(101) |
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280 | 281 | # ensure it will be an iterator, even in Python 3 |
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281 | 282 | it = iter(arr) |
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282 | 283 | r = view.map_sync(lambda x:x, arr) |
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283 | 284 | self.assertEquals(r, list(arr)) |
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284 | 285 | |
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285 | 286 | def test_scatterGatherNonblocking(self): |
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286 | 287 | data = range(16) |
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287 | 288 | view = self.client[:] |
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288 | 289 | view.scatter('a', data, block=False) |
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289 | 290 | ar = view.gather('a', block=False) |
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290 | 291 | self.assertEquals(ar.get(), data) |
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291 | 292 | |
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292 | 293 | @skip_without('numpy') |
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293 | 294 | def test_scatter_gather_numpy_nonblocking(self): |
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294 | 295 | import numpy |
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295 | 296 | from numpy.testing.utils import assert_array_equal, assert_array_almost_equal |
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296 | 297 | a = numpy.arange(64) |
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297 | 298 | view = self.client[:] |
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298 | 299 | ar = view.scatter('a', a, block=False) |
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299 | 300 | self.assertTrue(isinstance(ar, AsyncResult)) |
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300 | 301 | amr = view.gather('a', block=False) |
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301 | 302 | self.assertTrue(isinstance(amr, AsyncMapResult)) |
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302 | 303 | assert_array_equal(amr.get(), a) |
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303 | 304 | |
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304 | 305 | def test_execute(self): |
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305 | 306 | view = self.client[:] |
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306 | 307 | # self.client.debug=True |
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307 | 308 | execute = view.execute |
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308 | 309 | ar = execute('c=30', block=False) |
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309 | 310 | self.assertTrue(isinstance(ar, AsyncResult)) |
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310 | 311 | ar = execute('d=[0,1,2]', block=False) |
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311 | 312 | self.client.wait(ar, 1) |
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312 | 313 | self.assertEquals(len(ar.get()), len(self.client)) |
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313 | 314 | for c in view['c']: |
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314 | 315 | self.assertEquals(c, 30) |
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315 | 316 | |
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316 | 317 | def test_abort(self): |
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317 | 318 | view = self.client[-1] |
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318 | 319 | ar = view.execute('import time; time.sleep(1)', block=False) |
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319 | 320 | ar2 = view.apply_async(lambda : 2) |
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320 | 321 | ar3 = view.apply_async(lambda : 3) |
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321 | 322 | view.abort(ar2) |
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322 | 323 | view.abort(ar3.msg_ids) |
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323 | 324 | self.assertRaises(error.TaskAborted, ar2.get) |
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324 | 325 | self.assertRaises(error.TaskAborted, ar3.get) |
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325 | 326 | |
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326 | 327 | def test_abort_all(self): |
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327 | 328 | """view.abort() aborts all outstanding tasks""" |
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328 | 329 | view = self.client[-1] |
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329 | 330 | ars = [ view.apply_async(time.sleep, 0.25) for i in range(10) ] |
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330 | 331 | view.abort() |
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331 | 332 | view.wait(timeout=5) |
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332 | 333 | for ar in ars[5:]: |
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333 | 334 | self.assertRaises(error.TaskAborted, ar.get) |
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334 | 335 | |
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335 | 336 | def test_temp_flags(self): |
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336 | 337 | view = self.client[-1] |
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337 | 338 | view.block=True |
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338 | 339 | with view.temp_flags(block=False): |
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339 | 340 | self.assertFalse(view.block) |
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340 | 341 | self.assertTrue(view.block) |
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341 | 342 | |
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342 | 343 | @dec.known_failure_py3 |
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343 | 344 | def test_importer(self): |
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344 | 345 | view = self.client[-1] |
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345 | 346 | view.clear(block=True) |
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346 | 347 | with view.importer: |
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347 | 348 | import re |
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348 | 349 | |
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349 | 350 | @interactive |
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350 | 351 | def findall(pat, s): |
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351 | 352 | # this globals() step isn't necessary in real code |
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352 | 353 | # only to prevent a closure in the test |
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353 | 354 | re = globals()['re'] |
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354 | 355 | return re.findall(pat, s) |
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355 | 356 | |
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356 | 357 | self.assertEquals(view.apply_sync(findall, '\w+', 'hello world'), 'hello world'.split()) |
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357 | 358 | |
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358 | 359 | # parallel magic tests |
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359 | 360 | |
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360 | 361 | def test_magic_px_blocking(self): |
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361 | 362 | ip = get_ipython() |
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362 | 363 | v = self.client[-1] |
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363 | 364 | v.activate() |
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364 | 365 | v.block=True |
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365 | 366 | |
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366 | 367 | ip.magic_px('a=5') |
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367 | 368 | self.assertEquals(v['a'], 5) |
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368 | 369 | ip.magic_px('a=10') |
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369 | 370 | self.assertEquals(v['a'], 10) |
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370 | 371 | sio = StringIO() |
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371 | 372 | savestdout = sys.stdout |
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372 | 373 | sys.stdout = sio |
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373 | 374 | # just 'print a' worst ~99% of the time, but this ensures that |
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374 | 375 | # the stdout message has arrived when the result is finished: |
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375 | 376 | ip.magic_px('import sys,time;print (a); sys.stdout.flush();time.sleep(0.2)') |
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376 | 377 | sys.stdout = savestdout |
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377 | 378 | buf = sio.getvalue() |
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378 | 379 | self.assertTrue('[stdout:' in buf, buf) |
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379 | 380 | self.assertTrue(buf.rstrip().endswith('10')) |
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380 | 381 | self.assertRaisesRemote(ZeroDivisionError, ip.magic_px, '1/0') |
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381 | 382 | |
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382 | 383 | def test_magic_px_nonblocking(self): |
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383 | 384 | ip = get_ipython() |
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384 | 385 | v = self.client[-1] |
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385 | 386 | v.activate() |
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386 | 387 | v.block=False |
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387 | 388 | |
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388 | 389 | ip.magic_px('a=5') |
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389 | 390 | self.assertEquals(v['a'], 5) |
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390 | 391 | ip.magic_px('a=10') |
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391 | 392 | self.assertEquals(v['a'], 10) |
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392 | 393 | sio = StringIO() |
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393 | 394 | savestdout = sys.stdout |
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394 | 395 | sys.stdout = sio |
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395 | 396 | ip.magic_px('print a') |
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396 | 397 | sys.stdout = savestdout |
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397 | 398 | buf = sio.getvalue() |
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398 | 399 | self.assertFalse('[stdout:%i]'%v.targets in buf) |
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399 | 400 | ip.magic_px('1/0') |
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400 | 401 | ar = v.get_result(-1) |
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401 | 402 | self.assertRaisesRemote(ZeroDivisionError, ar.get) |
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402 | 403 | |
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403 | 404 | def test_magic_autopx_blocking(self): |
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404 | 405 | ip = get_ipython() |
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405 | 406 | v = self.client[-1] |
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406 | 407 | v.activate() |
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407 | 408 | v.block=True |
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408 | 409 | |
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409 | 410 | sio = StringIO() |
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410 | 411 | savestdout = sys.stdout |
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411 | 412 | sys.stdout = sio |
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412 | 413 | ip.magic_autopx() |
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413 | 414 | ip.run_cell('\n'.join(('a=5','b=10','c=0'))) |
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414 | 415 | ip.run_cell('print b') |
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415 | 416 | ip.run_cell("b/c") |
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416 | 417 | ip.run_code(compile('b*=2', '', 'single')) |
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417 | 418 | ip.magic_autopx() |
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418 | 419 | sys.stdout = savestdout |
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419 | 420 | output = sio.getvalue().strip() |
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420 | 421 | self.assertTrue(output.startswith('%autopx enabled')) |
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421 | 422 | self.assertTrue(output.endswith('%autopx disabled')) |
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422 | 423 | self.assertTrue('RemoteError: ZeroDivisionError' in output) |
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423 | 424 | ar = v.get_result(-2) |
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424 | 425 | self.assertEquals(v['a'], 5) |
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425 | 426 | self.assertEquals(v['b'], 20) |
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426 | 427 | self.assertRaisesRemote(ZeroDivisionError, ar.get) |
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427 | 428 | |
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428 | 429 | def test_magic_autopx_nonblocking(self): |
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429 | 430 | ip = get_ipython() |
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430 | 431 | v = self.client[-1] |
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431 | 432 | v.activate() |
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432 | 433 | v.block=False |
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433 | 434 | |
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434 | 435 | sio = StringIO() |
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435 | 436 | savestdout = sys.stdout |
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436 | 437 | sys.stdout = sio |
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437 | 438 | ip.magic_autopx() |
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438 | 439 | ip.run_cell('\n'.join(('a=5','b=10','c=0'))) |
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439 | 440 | ip.run_cell('print b') |
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440 | 441 | ip.run_cell("b/c") |
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441 | 442 | ip.run_code(compile('b*=2', '', 'single')) |
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442 | 443 | ip.magic_autopx() |
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443 | 444 | sys.stdout = savestdout |
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444 | 445 | output = sio.getvalue().strip() |
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445 | 446 | self.assertTrue(output.startswith('%autopx enabled')) |
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446 | 447 | self.assertTrue(output.endswith('%autopx disabled')) |
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447 | 448 | self.assertFalse('ZeroDivisionError' in output) |
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448 | 449 | ar = v.get_result(-2) |
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449 | 450 | self.assertEquals(v['a'], 5) |
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450 | 451 | self.assertEquals(v['b'], 20) |
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451 | 452 | self.assertRaisesRemote(ZeroDivisionError, ar.get) |
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452 | 453 | |
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453 | 454 | def test_magic_result(self): |
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454 | 455 | ip = get_ipython() |
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455 | 456 | v = self.client[-1] |
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456 | 457 | v.activate() |
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457 | 458 | v['a'] = 111 |
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458 | 459 | ra = v['a'] |
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459 | 460 | |
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460 | 461 | ar = ip.magic_result() |
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461 | 462 | self.assertEquals(ar.msg_ids, [v.history[-1]]) |
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462 | 463 | self.assertEquals(ar.get(), 111) |
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463 | 464 | ar = ip.magic_result('-2') |
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464 | 465 | self.assertEquals(ar.msg_ids, [v.history[-2]]) |
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465 | 466 | |
|
466 | 467 | def test_unicode_execute(self): |
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467 | 468 | """test executing unicode strings""" |
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468 | 469 | v = self.client[-1] |
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469 | 470 | v.block=True |
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470 | 471 | if sys.version_info[0] >= 3: |
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471 | 472 | code="a='é'" |
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472 | 473 | else: |
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473 | 474 | code=u"a=u'é'" |
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474 | 475 | v.execute(code) |
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475 | 476 | self.assertEquals(v['a'], u'é') |
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476 | 477 | |
|
477 | 478 | def test_unicode_apply_result(self): |
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478 | 479 | """test unicode apply results""" |
|
479 | 480 | v = self.client[-1] |
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480 | 481 | r = v.apply_sync(lambda : u'é') |
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481 | 482 | self.assertEquals(r, u'é') |
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482 | 483 | |
|
483 | 484 | def test_unicode_apply_arg(self): |
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484 | 485 | """test passing unicode arguments to apply""" |
|
485 | 486 | v = self.client[-1] |
|
486 | 487 | |
|
487 | 488 | @interactive |
|
488 | 489 | def check_unicode(a, check): |
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489 | 490 | assert isinstance(a, unicode), "%r is not unicode"%a |
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490 | 491 | assert isinstance(check, bytes), "%r is not bytes"%check |
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491 | 492 | assert a.encode('utf8') == check, "%s != %s"%(a,check) |
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492 | 493 | |
|
493 | 494 | for s in [ u'é', u'ßø®∫',u'asdf' ]: |
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494 | 495 | try: |
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495 | 496 | v.apply_sync(check_unicode, s, s.encode('utf8')) |
|
496 | 497 | except error.RemoteError as e: |
|
497 | 498 | if e.ename == 'AssertionError': |
|
498 | 499 | self.fail(e.evalue) |
|
499 | 500 | else: |
|
500 | 501 | raise e |
|
501 | 502 | |
|
502 | 503 | def test_map_reference(self): |
|
503 | 504 | """view.map(<Reference>, *seqs) should work""" |
|
504 | 505 | v = self.client[:] |
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505 | 506 | v.scatter('n', self.client.ids, flatten=True) |
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506 | 507 | v.execute("f = lambda x,y: x*y") |
|
507 | 508 | rf = pmod.Reference('f') |
|
508 | 509 | nlist = list(range(10)) |
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509 | 510 | mlist = nlist[::-1] |
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510 | 511 | expected = [ m*n for m,n in zip(mlist, nlist) ] |
|
511 | 512 | result = v.map_sync(rf, mlist, nlist) |
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512 | 513 | self.assertEquals(result, expected) |
|
513 | 514 | |
|
514 | 515 | def test_apply_reference(self): |
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515 | 516 | """view.apply(<Reference>, *args) should work""" |
|
516 | 517 | v = self.client[:] |
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517 | 518 | v.scatter('n', self.client.ids, flatten=True) |
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518 | 519 | v.execute("f = lambda x: n*x") |
|
519 | 520 | rf = pmod.Reference('f') |
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520 | 521 | result = v.apply_sync(rf, 5) |
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521 | 522 | expected = [ 5*id for id in self.client.ids ] |
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522 | 523 | self.assertEquals(result, expected) |
|
523 | 524 | |
|
524 | 525 | def test_eval_reference(self): |
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525 | 526 | v = self.client[self.client.ids[0]] |
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526 | 527 | v['g'] = range(5) |
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527 | 528 | rg = pmod.Reference('g[0]') |
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528 | 529 | echo = lambda x:x |
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529 | 530 | self.assertEquals(v.apply_sync(echo, rg), 0) |
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530 | 531 | |
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531 | 532 | def test_reference_nameerror(self): |
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532 | 533 | v = self.client[self.client.ids[0]] |
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533 | 534 | r = pmod.Reference('elvis_has_left') |
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534 | 535 | echo = lambda x:x |
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535 | 536 | self.assertRaisesRemote(NameError, v.apply_sync, echo, r) |
|
536 | 537 | |
|
537 | 538 | def test_single_engine_map(self): |
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538 | 539 | e0 = self.client[self.client.ids[0]] |
|
539 | 540 | r = range(5) |
|
540 | 541 | check = [ -1*i for i in r ] |
|
541 | 542 | result = e0.map_sync(lambda x: -1*x, r) |
|
542 | 543 | self.assertEquals(result, check) |
|
543 | 544 |
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