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| 1 # Copyright 2013 The Chromium Authors. All rights reserved. | |
| 2 # Use of this source code is governed by a BSD-style license that can be | |
| 3 # found in the LICENSE file. | |
| 4 | |
| 5 import mojom | |
| 6 import sys | |
| 7 import traceback | |
| 8 | |
| 9 # Support for writing mojom test cases. | |
| 10 # RunTest(fn) will execute fn, catching any exceptions. fn should return | |
| 11 # the number of errors that are encountered. | |
| 12 # | |
| 13 # EXPECT_EQ(a, b) and EXPECT_TRUE(b) will print error information if the | |
| 14 # expectations are not true and return a non zero value. This allows test cases | |
| 15 # to be written like this | |
| 16 # | |
| 17 # def Foo(): | |
| 18 # errors = 0 | |
| 19 # errors += EXPECT_EQ('test', test()) | |
| 20 # ... | |
| 21 # return errors | |
| 22 # | |
| 23 # RunTest(foo) | |
| 24 | |
| 25 def FieldsAreEqual(field1, field2): | |
| 26 if field1 == field2: | |
| 27 return True | |
| 28 return field1.name == field2.name and \ | |
| 29 KindsAreEqual(field1.kind, field2.kind) and \ | |
| 30 field1.ordinal == field2.ordinal and \ | |
| 31 field1.default == field2.default | |
| 32 | |
| 33 | |
| 34 def KindsAreEqual(kind1, kind2): | |
| 35 if kind1 == kind2: | |
| 36 return True | |
| 37 if kind1.__class__ != kind2.__class__ or kind1.spec != kind2.spec: | |
| 38 return False | |
| 39 if kind1.__class__ == mojom.Kind: | |
| 40 return kind1.spec == kind2.spec | |
| 41 if kind1.__class__ == mojom.Struct: | |
| 42 if kind1.name != kind2.name or \ | |
| 43 kind1.spec != kind2.spec or \ | |
| 44 len(kind1.fields) != len(kind2.fields): | |
| 45 return False | |
| 46 for i in range(len(kind1.fields)): | |
| 47 if not FieldsAreEqual(kind1.fields[i], kind2.fields[i]): | |
| 48 return False | |
| 49 return True | |
| 50 if kind1.__class__ == mojom.Array: | |
| 51 return KindsAreEqual(kind1.kind, kind2.kind) | |
| 52 print 'Unknown Kind class: ', kind1.__class__.__name__ | |
| 53 return False | |
| 54 | |
| 55 | |
| 56 def ParametersAreEqual(parameter1, parameter2): | |
| 57 if parameter1 == parameter2: | |
| 58 return True | |
| 59 return parameter1.name == parameter2.name and \ | |
| 60 parameter1.ordinal == parameter2.ordinal and \ | |
| 61 parameter1.default == parameter2.default and \ | |
| 62 KindsAreEqual(parameter1.kind, parameter2.kind) | |
| 63 | |
| 64 | |
| 65 def MethodsAreEqual(method1, method2): | |
| 66 if method1 == method2: | |
| 67 return True | |
| 68 if method1.name != method2.name or \ | |
| 69 method1.ordinal != method2.ordinal or \ | |
| 70 len(method1.parameters) != len(method2.parameters): | |
| 71 return False | |
| 72 for i in range(len(method1.parameters)): | |
| 73 if not ParametersAreEqual(method1.parameters[i], method2.parameters[i]): | |
| 74 return False | |
| 75 return True | |
| 76 | |
| 77 | |
| 78 def InterfacesAreEqual(interface1, interface2): | |
| 79 if interface1 == interface2: | |
| 80 return True | |
| 81 if interface1.name != interface2.name or \ | |
| 82 len(interface1.methods) != len(interface2.methods): | |
| 83 return False | |
| 84 for i in range(len(interface1.methods)): | |
| 85 if not MethodsAreEqual(interface1.methods[i], interface2.methods[i]): | |
| 86 return False | |
| 87 return True | |
| 88 | |
| 89 | |
| 90 def ModulesAreEqual(module1, module2): | |
| 91 if module1 == module2: | |
| 92 return True | |
| 93 if module1.name != module2.name or \ | |
| 94 module1.namespace != module2.namespace or \ | |
| 95 len(module1.structs) != len(module2.structs) or \ | |
| 96 len(module1.interfaces) != len(module2.interfaces): | |
| 97 return False | |
| 98 for i in range(len(module1.structs)): | |
| 99 if not KindsAreEqual(module1.structs[i], module2.structs[i]): | |
| 100 return False | |
| 101 for i in range(len(module1.interfaces)): | |
| 102 if not InterfacesAreEqual(module1.interfaces[i], module2.interfaces[i]): | |
| 103 return False | |
| 104 return True | |
| 105 | |
| 106 | |
| 107 # Builds and returns a Module suitable for testing/ | |
| 108 def BuildTestModule(): | |
| 109 module = mojom.Module('test', 'testspace') | |
| 110 struct = module.AddStruct('teststruct') | |
| 111 struct.AddField('testfield1', mojom.INT32) | |
| 112 struct.AddField('testfield2', mojom.Array(mojom.INT32), 42) | |
| 113 | |
| 114 interface = module.AddInterface('Server') | |
| 115 method = interface.AddMethod('Foo', 42) | |
| 116 method.AddParameter('foo', mojom.INT32) | |
| 117 method.AddParameter('bar', mojom.Array(struct)) | |
| 118 | |
| 119 return module | |
| 120 | |
| 121 | |
| 122 # Tests if |module| is as built by BuildTestModule(). Returns the number of | |
| 123 # errors | |
| 124 def TestTestModule(module): | |
| 125 errors = 0 | |
| 126 | |
| 127 errors += EXPECT_EQ('test', module.name) | |
| 128 errors += EXPECT_EQ('testspace', module.namespace) | |
| 129 errors += EXPECT_EQ(1, len(module.structs)) | |
| 130 errors += EXPECT_EQ('teststruct', module.structs[0].name) | |
| 131 errors += EXPECT_EQ(2, len(module.structs[0].fields)) | |
| 132 errors += EXPECT_EQ('testfield1', module.structs[0].fields[0].name) | |
| 133 errors += EXPECT_EQ(mojom.INT32, module.structs[0].fields[0].kind) | |
| 134 errors += EXPECT_EQ('testfield2', module.structs[0].fields[1].name) | |
| 135 errors += EXPECT_EQ(mojom.Array, module.structs[0].fields[1].kind.__class__) | |
| 136 errors += EXPECT_EQ(mojom.INT32, module.structs[0].fields[1].kind.kind) | |
| 137 | |
| 138 errors += EXPECT_EQ(1, len(module.interfaces)) | |
| 139 errors += EXPECT_EQ('Server', module.interfaces[0].name) | |
| 140 errors += EXPECT_EQ(1, len(module.interfaces[0].methods)) | |
| 141 errors += EXPECT_EQ('Foo', module.interfaces[0].methods[0].name) | |
| 142 errors += EXPECT_EQ(2, len(module.interfaces[0].methods[0].parameters)) | |
| 143 errors += EXPECT_EQ('foo', module.interfaces[0].methods[0].parameters[0].name) | |
| 144 errors += EXPECT_EQ(mojom.INT32, | |
| 145 module.interfaces[0].methods[0].parameters[0].kind) | |
| 146 errors += EXPECT_EQ('bar', module.interfaces[0].methods[0].parameters[1].name) | |
| 147 errors += EXPECT_EQ( | |
| 148 mojom.Array, | |
| 149 module.interfaces[0].methods[0].parameters[1].kind.__class__) | |
| 150 errors += EXPECT_EQ( | |
| 151 module.structs[0], | |
| 152 module.interfaces[0].methods[0].parameters[1].kind.kind) | |
| 153 return errors | |
| 154 | |
| 155 | |
| 156 def PrintFailure(string): | |
| 157 stack = traceback.extract_stack() | |
| 158 frame = stack[len(stack)-3] | |
| 159 sys.stderr.write("ERROR at %s:%d, %s\n" % (frame[0], frame[1], string)) | |
| 160 print "Traceback:" | |
| 161 for line in traceback.format_list(stack[:len(stack)-2]): | |
| 162 sys.stderr.write(line) | |
| 163 | |
| 164 | |
| 165 def EXPECT_EQ(a, b): | |
| 166 if a != b: | |
| 167 PrintFailure("%s != %s" % (a, b)) | |
| 168 return 1 | |
| 169 return 0 | |
| 170 | |
| 171 | |
| 172 def EXPECT_TRUE(a): | |
| 173 if not a: | |
| 174 PrintFailure('Expecting True') | |
| 175 return 1 | |
| 176 return 0 | |
| 177 | |
| 178 | |
| 179 def RunTest(fn): | |
| 180 sys.stdout.write('Running %s...' % fn.__name__) | |
| 181 success = True; | |
| 182 try: | |
| 183 errors = fn() | |
| 184 except: | |
| 185 traceback.print_exc(sys.stderr) | |
| 186 errors = 1 | |
| 187 if errors == 0: | |
| 188 sys.stdout.write('OK\n') | |
| 189 elif errors == 1: | |
| 190 sys.stdout.write('1 ERROR\n') | |
| 191 else: | |
| 192 sys.stdout.write('%d ERRORS\n' % errors) | |
| 193 return errors | |
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Chromium Code Reviews
Issue 226263002:
Mojo: Move mojo/public/bindings to mojo/public/tools/bindings. (Closed)
Base URL: svn://svn.chromium.org/chrome/trunk/src