kc3-lang/angle/src/tests/preprocessor_tests/identifier_test.cpp

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• Hash : 2728f992
  Author :
  Date : 2015-08-31T16:24:10
  

  Make unittest #includes start from src
  
  This is will help avoid adding many include directories for the GN
  build.
  
  BUG=angleproject:929
  
  Change-Id: If8f7e98526df3560b8e410ec86271a2da0c6889d
  Reviewed-on: https://chromium-review.googlesource.com/296480
  Reviewed-by: Jamie Madill <jmadill@chromium.org>
  Reviewed-by: Geoff Lang <geofflang@chromium.org>
  Tested-by: Corentin Wallez <cwallez@chromium.org>
  

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• src/tests/preprocessor_tests/identifier_test.cpp

• //
  // Copyright (c) 2012 The ANGLE Project Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  //
  
  #include "PreprocessorTest.h"
  #include "compiler/preprocessor/Token.h"
  
  #define CLOSED_RANGE(x, y) testing::Range(x, static_cast<char>((y) + 1))
  
  class IdentifierTest : public PreprocessorTest
  {
  protected:
      void expectIdentifier(const std::string& str)
      {
          const char* cstr = str.c_str();
          ASSERT_TRUE(mPreprocessor.init(1, &cstr, 0));
  
          pp::Token token;
          mPreprocessor.lex(&token);
          EXPECT_EQ(pp::Token::IDENTIFIER, token.type);
          EXPECT_EQ(str, token.text);
      }
  };
  
  class SingleLetterIdentifierTest : public IdentifierTest,
                                     public testing::WithParamInterface<char>
  {
  };
  
  // This test covers identifier names of form [_a-zA-Z].
  TEST_P(SingleLetterIdentifierTest, Identified)
  {
      std::string str(1, GetParam());
      expectIdentifier(str);
  }
  
  // Test string: '_'
  INSTANTIATE_TEST_CASE_P(Underscore,
                          SingleLetterIdentifierTest,
                          testing::Values('_'));
  
  // Test string: [a-z]
  INSTANTIATE_TEST_CASE_P(a_z,
                          SingleLetterIdentifierTest,
                          CLOSED_RANGE('a', 'z'));
  
  // Test string: [A-Z]
  INSTANTIATE_TEST_CASE_P(A_Z,
                          SingleLetterIdentifierTest,
                          CLOSED_RANGE('A', 'Z'));
  
  typedef std::tr1::tuple<char, char> IdentifierParams;
  class DoubleLetterIdentifierTest :
      public IdentifierTest,
      public testing::WithParamInterface<IdentifierParams>
  {
  };
  
  // This test covers identifier names of form [_a-zA-Z][_a-zA-Z0-9].
  TEST_P(DoubleLetterIdentifierTest, Identified)
  {
      std::string str;
      str.push_back(std::tr1::get<0>(GetParam()));
      str.push_back(std::tr1::get<1>(GetParam()));
  
      expectIdentifier(str);
  }
  
  // Test string: "__"
  INSTANTIATE_TEST_CASE_P(Underscore_Underscore,
                          DoubleLetterIdentifierTest,
                          testing::Combine(testing::Values('_'),
                                           testing::Values('_')));
  
  // Test string: "_"[a-z]
  INSTANTIATE_TEST_CASE_P(Underscore_a_z,
                          DoubleLetterIdentifierTest,
                          testing::Combine(testing::Values('_'),
                                           CLOSED_RANGE('a', 'z')));
  
  // Test string: "_"[A-Z]
  INSTANTIATE_TEST_CASE_P(Underscore_A_Z,
                          DoubleLetterIdentifierTest,
                          testing::Combine(testing::Values('_'),
                                           CLOSED_RANGE('A', 'Z')));
  
  // Test string: "_"[0-9]
  INSTANTIATE_TEST_CASE_P(Underscore_0_9,
                          DoubleLetterIdentifierTest,
                          testing::Combine(testing::Values('_'),
                                           CLOSED_RANGE('0', '9')));
  
  // Test string: [a-z]"_"
  INSTANTIATE_TEST_CASE_P(a_z_Underscore,
                          DoubleLetterIdentifierTest,
                          testing::Combine(CLOSED_RANGE('a', 'z'),
                                           testing::Values('_')));
  
  // Test string: [a-z][a-z]
  INSTANTIATE_TEST_CASE_P(a_z_a_z,
                          DoubleLetterIdentifierTest,
                          testing::Combine(CLOSED_RANGE('a', 'z'),
                                           CLOSED_RANGE('a', 'z')));
  
  // Test string: [a-z][A-Z]
  INSTANTIATE_TEST_CASE_P(a_z_A_Z,
                          DoubleLetterIdentifierTest,
                          testing::Combine(CLOSED_RANGE('a', 'z'),
                                           CLOSED_RANGE('A', 'Z')));
  
  // Test string: [a-z][0-9]
  INSTANTIATE_TEST_CASE_P(a_z_0_9,
                          DoubleLetterIdentifierTest,
                          testing::Combine(CLOSED_RANGE('a', 'z'),
                                           CLOSED_RANGE('0', '9')));
  
  // Test string: [A-Z]"_"
  INSTANTIATE_TEST_CASE_P(A_Z_Underscore,
                          DoubleLetterIdentifierTest,
                          testing::Combine(CLOSED_RANGE('A', 'Z'),
                                           testing::Values('_')));
  
  // Test string: [A-Z][a-z]
  INSTANTIATE_TEST_CASE_P(A_Z_a_z,
                          DoubleLetterIdentifierTest,
                          testing::Combine(CLOSED_RANGE('A', 'Z'),
                                           CLOSED_RANGE('a', 'z')));
  
  // Test string: [A-Z][A-Z]
  INSTANTIATE_TEST_CASE_P(A_Z_A_Z,
                          DoubleLetterIdentifierTest,
                          testing::Combine(CLOSED_RANGE('A', 'Z'),
                                           CLOSED_RANGE('A', 'Z')));
  
  // Test string: [A-Z][0-9]
  INSTANTIATE_TEST_CASE_P(A_Z_0_9,
                          DoubleLetterIdentifierTest,
                          testing::Combine(CLOSED_RANGE('A', 'Z'),
                                           CLOSED_RANGE('0', '9')));
  
  // The tests above cover one-letter and various combinations of two-letter
  // identifier names. This test covers all characters in a single string.
  TEST_F(IdentifierTest, AllLetters)
  {
      std::string str;
      for (char c = 'a'; c <= 'z'; ++c)
          str.push_back(c);
  
      str.push_back('_');
  
      for (char c = 'A'; c <= 'Z'; ++c)
          str.push_back(c);
  
      str.push_back('_');
  
      for (char c = '0'; c <= '9'; ++c)
          str.push_back(c);
  
      expectIdentifier(str);
  }
  

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