Mercurial > pymonkey

annotate test_pymonkey.py @ 47:3f4982759e55

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Converting JS exceptions into Python exceptions is now doable, albeit not yet implemented, thanks to the discovery of JSOPTION_DONT_REPORT_UNCAUGHT. Also, JS warnings are now converted into Python warnings.
author Atul Varma <varmaa@toolness.com>
date Mon, 06 Jul 2009 08:13:45 -0700
parents a0f677cfc679
children 427b01954b22
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
46
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1 import sys
0
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2 import unittest
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3
0
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4 import pymonkey
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5
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6 class PymonkeyTests(unittest.TestCase):
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7 def _evaljs(self, code):
9
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8 rt = pymonkey.Runtime()
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9 cx = rt.new_context()
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10 obj = cx.new_object()
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11 cx.init_standard_classes(obj)
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12 return cx.evaluate_script(obj, code, '<string>', 1)
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13
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14 def _evalJsWrappedPyFunc(self, func, code):
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15 cx = pymonkey.Runtime().new_context()
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16 obj = cx.new_object()
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17 cx.init_standard_classes(obj)
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18 jsfunc = cx.new_function(func, func.__name__)
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19 cx.define_property(obj, func.__name__, jsfunc)
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20 return cx.evaluate_script(obj, code, '<string>', 1)
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22 def assertRaises(self, exctype, func, *args):
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23 was_raised = False
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24 try:
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25 func(*args)
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26 except exctype, e:
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27 self.last_exception = e
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28 was_raised = True
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29 self.assertTrue(was_raised)
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30
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31 def testJsWrappedPythonFuncPassesContext(self):
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32 contexts = []
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33
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34 def func(cx):
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35 contexts.append(cx)
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36 return True
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37
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38 code = "func()"
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39 cx = pymonkey.Runtime().new_context()
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40 obj = cx.new_object()
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41 cx.init_standard_classes(obj)
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42 jsfunc = cx.new_function(func, func.__name__)
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43 cx.define_property(obj, func.__name__, jsfunc)
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44 cx.evaluate_script(obj, code, '<string>', 1)
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45 self.assertEqual(contexts[0], cx)
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46
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47 def testJsWrappedPythonFunctionReturnsUnicode(self):
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48 def hai2u(cx):
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49 return u"o hai"
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50 self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
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51 u"o hai")
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52
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53 def testJsWrappedPythonFunctionThrowsException(self):
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54 def hai2u(cx):
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55 raise Exception("hello")
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56 self.assertRaises(pymonkey.error,
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57 self._evalJsWrappedPyFunc,
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58 hai2u, 'hai2u()')
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59 self.assertEqual(self.last_exception.message,
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60 "hello")
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61
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62 def testJsWrappedPythonFunctionReturnsNone(self):
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63 def hai2u(cx):
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64 pass
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65 self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
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66 None)
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67
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68 def testJsWrappedPythonFunctionReturnsTrue(self):
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69 def hai2u(cx):
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70 return True
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71 self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
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72 True)
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73
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74 def testJsWrappedPythonFunctionReturnsFalse(self):
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75 def hai2u(cx):
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76 return False
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77 self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
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78 False)
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79
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80 def testJsWrappedPythonFunctionReturnsSmallInt(self):
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81 def hai2u(cx):
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82 return 5
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83 self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
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84 5)
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85
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86 def testJsWrappedPythonFunctionReturnsFloat(self):
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87 def hai2u(cx):
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88 return 5.1
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89 self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
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90 5.1)
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91
31
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92 def testJsWrappedPythonFunctionReturnsNegativeInt(self):
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93 def hai2u(cx):
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94 return -5
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95 self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
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96 -5)
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97
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98 def testJsWrappedPythonFunctionReturnsBigInt(self):
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99 def hai2u(cx):
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100 return 2147483647
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101 self.assertEqual(self._evalJsWrappedPyFunc(hai2u, 'hai2u()'),
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102 2147483647)
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103
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104 def testDefinePropertyWorksWithObject(self):
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105 cx = pymonkey.Runtime().new_context()
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106 obj = cx.new_object()
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107 cx.init_standard_classes(obj)
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108 foo = cx.new_object()
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109 cx.define_property(obj, "foo", foo)
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110 self.assertEqual(
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111 cx.evaluate_script(obj, 'foo', '<string>', 1),
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112 foo
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113 )
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114
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115 def testDefinePropertyWorksWithString(self):
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116 cx = pymonkey.Runtime().new_context()
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117 obj = cx.new_object()
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118 cx.init_standard_classes(obj)
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119 foo = cx.new_object()
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120 cx.define_property(obj, "foo", u"hello")
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121 self.assertEqual(
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122 cx.evaluate_script(obj, 'foo', '<string>', 1),
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123 u"hello"
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124 )
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125
22
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126 def testObjectIsIdentityPreserving(self):
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127 cx = pymonkey.Runtime().new_context()
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128 obj = cx.new_object()
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129 cx.init_standard_classes(obj)
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130 cx.evaluate_script(obj, 'var foo = {bar: 1}', '<string>', 1)
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131 self.assertTrue(isinstance(cx.get_property(obj, u"foo"),
22
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132 pymonkey.Object))
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133 self.assertTrue(cx.get_property(obj, u"foo") is
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134 cx.get_property(obj, u"foo"))
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135
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136 def testObjectGetattrWorks(self):
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137 cx = pymonkey.Runtime().new_context()
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138 obj = cx.new_object()
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139 cx.init_standard_classes(obj)
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140 cx.evaluate_script(obj, 'var boop = 5', '<string>', 1)
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141 cx.evaluate_script(obj, 'this["blarg\u2026"] = 5', '<string>', 1)
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142 self.assertEqual(cx.get_property(obj, u"beans"),
17
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143 pymonkey.undefined)
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144 self.assertEqual(cx.get_property(obj, u"blarg\u2026"), 5)
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145 self.assertEqual(cx.get_property(obj, u"boop"), 5)
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146
16
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147 def testContextIsInstance(self):
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148 cx = pymonkey.Runtime().new_context()
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149 self.assertTrue(isinstance(cx, pymonkey.Context))
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150
16
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151 def testContextTypeCannotBeInstantiated(self):
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152 self.assertRaises(TypeError, pymonkey.Context)
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153
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154 def testObjectIsInstance(self):
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155 obj = pymonkey.Runtime().new_context().new_object()
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156 self.assertTrue(isinstance(obj, pymonkey.Object))
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157 self.assertFalse(isinstance(obj, pymonkey.Function))
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158
16
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159 def testObjectTypeCannotBeInstantiated(self):
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160 self.assertRaises(TypeError, pymonkey.Object)
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161
37
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diff changeset
162 def testFunctionIsInstance(self):
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163 def boop():
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164 pass
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165 obj = pymonkey.Runtime().new_context().new_function(boop, "boop")
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diff changeset
166 self.assertTrue(isinstance(obj, pymonkey.Object))
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diff changeset
167 self.assertTrue(isinstance(obj, pymonkey.Function))
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168
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diff changeset
169 def testFunctionTypeCannotBeInstantiated(self):
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diff changeset
170 self.assertRaises(TypeError, pymonkey.Function)
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171
16
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diff changeset
172 def testGetRuntimeWorks(self):
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173 rt = pymonkey.Runtime()
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174 cx = rt.new_context()
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175 self.assertEqual(cx.get_runtime(), rt)
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176
8
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177 def testUndefinedCannotBeInstantiated(self):
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178 self.assertRaises(TypeError, pymonkey.undefined)
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179
46
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180 def testEvaluateThrowsException(self):
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181 self.assertRaises(pymonkey.error,
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182 self._evaljs, 'hai2u()')
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diff changeset
183 self.assertEqual(self.last_exception.message,
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184 'ReferenceError: hai2u is not defined')
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185
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186 def testEvaluateReturnsUndefined(self):
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187 retval = self._evaljs("")
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188 self.assertTrue(retval is pymonkey.undefined)
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189
28
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190 def testEvaluateReturnsSMPUnicode(self):
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191 # This is 'LINEAR B SYLLABLE B008 A', in the supplementary
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192 # multilingual plane (SMP).
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193 retval = self._evaljs("'\uD800\uDC00'")
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194 self.assertEqual(retval, u'\U00010000')
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195 self.assertEqual(retval.encode('utf-16'),
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196 '\xff\xfe\x00\xd8\x00\xdc')
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197
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diff changeset
198 def testEvaluateReturnsBMPUnicode(self):
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199 retval = self._evaljs("'o hai\u2026'")
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200 self.assertTrue(type(retval) == unicode)
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201 self.assertEqual(retval, u'o hai\u2026')
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202
20
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diff changeset
203 def testEvaluateReturnsObject(self):
41
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204 cx = pymonkey.Runtime().new_context()
20
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diff changeset
205 obj = cx.new_object()
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206 cx.init_standard_classes(obj)
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207 obj = cx.evaluate_script(obj, '({boop: 1})', '<string>', 1)
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diff changeset
208 self.assertTrue(isinstance(obj, pymonkey.Object))
27
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diff changeset
209 self.assertEqual(cx.get_property(obj, u"boop"), 1)
20
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210
40
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diff changeset
211 def testEvaluateReturnsFunction(self):
41
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diff changeset
212 cx = pymonkey.Runtime().new_context()
40
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diff changeset
213 obj = cx.new_object()
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diff changeset
214 cx.init_standard_classes(obj)
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diff changeset
215 obj = cx.evaluate_script(obj, '(function boop() { return 1; })',
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diff changeset
216 '<string>', 1)
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diff changeset
217 self.assertTrue(isinstance(obj, pymonkey.Function))
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diff changeset
218
41
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diff changeset
219 def testCallFunctionRaisesErrorOnBadFuncArgs(self):
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220 cx = pymonkey.Runtime().new_context()
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diff changeset
221 obj = cx.new_object()
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diff changeset
222 obj = cx.evaluate_script(
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diff changeset
223 obj,
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diff changeset
224 '(function boop(a, b) { return a+b+this.c; })',
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diff changeset
225 '<string>', 1
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diff changeset
226 )
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diff changeset
227 self.assertRaises(
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diff changeset
228 NotImplementedError,
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diff changeset
229 cx.call_function,
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diff changeset
230 obj, obj, (1, self)
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diff changeset
231 )
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diff changeset
232
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233 def testCallFunctionRaisesErrorFromJS(self):
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diff changeset
234 cx = pymonkey.Runtime().new_context()
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diff changeset
235 obj = cx.new_object()
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236 obj = cx.evaluate_script(
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237 obj,
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238 '(function boop(a, b) { blarg(); })',
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239 '<string>', 1
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240 )
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241 self.assertRaises(pymonkey.error,
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242 cx.call_function,
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243 obj, obj, (1,))
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244 self.assertEqual(self.last_exception.message,
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245 'ReferenceError: blarg is not defined')
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246
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247 def testCallFunctionWorks(self):
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248 cx = pymonkey.Runtime().new_context()
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249 obj = cx.new_object()
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250 thisArg = cx.new_object()
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251 cx.define_property(thisArg, "c", 3)
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252 cx.init_standard_classes(obj)
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253 obj = cx.evaluate_script(
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254 obj,
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255 '(function boop(a, b) { return a+b+this.c; })',
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256 '<string>', 1
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257 )
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258 self.assertEqual(cx.call_function(thisArg, obj, (1,2)), 6)
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259
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260 def testEvaluateReturnsTrue(self):
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261 self.assertTrue(self._evaljs('true') is True)
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262
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263 def testEvaluateReturnsFalse(self):
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264 self.assertTrue(self._evaljs('false') is False)
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265
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266 def testEvaluateReturnsNone(self):
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267 self.assertTrue(self._evaljs('null') is None)
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268
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269 def testEvaluateReturnsIntegers(self):
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270 self.assertEqual(self._evaljs('1+3'), 4)
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271
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272 def testEvaluateReturnsNegativeIntegers(self):
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273 self.assertEqual(self._evaljs('-5'), -5)
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274
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275 def testEvaluateReturnsBigIntegers(self):
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276 self.assertEqual(self._evaljs('2147483647*2'),
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277 2147483647*2)
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278
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279 def testEvaluateReturnsFloats(self):
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280 self.assertEqual(self._evaljs('1.1+3'), 4.1)
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281
0
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282 if __name__ == '__main__':
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283 unittest.main()