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kc3-lang/angle/tests/preprocessor_tests/version_test.cpp

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  • Author : Geoff Lang
    Date : 2013-11-28 09:52:44
    Hash : a9b3e4c8
    Message : Fix enum names in preprocessor tests. Change-Id: I6c08c43ecb2ad593119f85c05a802473348cafb7 Reviewed-on: https://chromium-review.googlesource.com/178430 Reviewed-by: Jamie Madill <jmadill@chromium.org> Reviewed-by: Nicolas Capens <nicolascapens@chromium.org> Commit-Queue: Nicolas Capens <nicolascapens@chromium.org> Tested-by: Nicolas Capens <nicolascapens@chromium.org>

  • tests/preprocessor_tests/version_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 "Token.h"
    
    class VersionTest : public PreprocessorTest
    {
    };
    
    TEST_F(VersionTest, Valid)
    {
        const char* str = "#version 200\n";
        const char* expected = "\n";
    
        using testing::_;
        EXPECT_CALL(mDirectiveHandler,
                    handleVersion(pp::SourceLocation(0, 1), 200));
        // No error or warning.
        EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
    
        preprocess(str, expected);
    }
    
    TEST_F(VersionTest, CommentsIgnored)
    {
        const char* str = "/*foo*/"
                          "#"
                          "/*foo*/"
                          "version"
                          "/*foo*/"
                          "200"
                          "/*foo*/"
                          "//foo"
                          "\n";
        const char* expected = "\n";
    
        using testing::_;
        EXPECT_CALL(mDirectiveHandler,
                    handleVersion(pp::SourceLocation(0, 1), 200));
        // No error or warning.
        EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
    
        preprocess(str, expected);
    }
    
    TEST_F(VersionTest, MissingNewline)
    {
        const char* str = "#version 200";
        const char* expected = "";
    
        using testing::_;
        // Directive successfully parsed.
        EXPECT_CALL(mDirectiveHandler,
                    handleVersion(pp::SourceLocation(0, 1), 200));
        // Error reported about EOF.
        EXPECT_CALL(mDiagnostics, print(pp::Diagnostics::PP_EOF_IN_DIRECTIVE, _, _));
    
        preprocess(str, expected);
    }
    
    TEST_F(VersionTest, AfterComments)
    {
        const char* str = "/* block comment acceptable */\n"
                          "// line comment acceptable\n"
                          "#version 200\n";
        const char* expected = "\n\n\n";
    
        using testing::_;
        // Directive successfully parsed.
        EXPECT_CALL(mDirectiveHandler,
                    handleVersion(pp::SourceLocation(0, 3), 200));
        // No error or warning.
        EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
        
        preprocess(str, expected);
    }
    
    TEST_F(VersionTest, AfterWhitespace)
    {
        const char* str = "\n"
                          "\n"
                          "#version 200\n";
        const char* expected = "\n\n\n";
    
        using testing::_;
        // Directive successfully parsed.
        EXPECT_CALL(mDirectiveHandler,
                    handleVersion(pp::SourceLocation(0, 3), 200));
        // No error or warning.
        EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
        
        preprocess(str, expected);
    }
    
    TEST_F(VersionTest, AfterValidToken)
    {
        const char* str = "foo\n"
                          "#version 200\n";
        ASSERT_TRUE(mPreprocessor.init(1, &str, NULL));
    
        using testing::_;
        EXPECT_CALL(mDiagnostics,
                    print(pp::Diagnostics::PP_VERSION_NOT_FIRST_STATEMENT,
                          pp::SourceLocation(0, 2), _));
    
        pp::Token token;
        do
        {
            mPreprocessor.lex(&token);
        } while (token.type != pp::Token::LAST);
    }
    
    TEST_F(VersionTest, AfterInvalidToken)
    {
        const char* str = "$\n"
                          "#version 200\n";
        ASSERT_TRUE(mPreprocessor.init(1, &str, NULL));
    
        using testing::_;
        EXPECT_CALL(mDiagnostics,
                    print(pp::Diagnostics::PP_INVALID_CHARACTER,
                          pp::SourceLocation(0, 1), "$"));
        EXPECT_CALL(mDiagnostics,
                    print(pp::Diagnostics::PP_VERSION_NOT_FIRST_STATEMENT,
                          pp::SourceLocation(0, 2), _));
    
        pp::Token token;
        do
        {
            mPreprocessor.lex(&token);
        } while (token.type != pp::Token::LAST);
    }
    
    TEST_F(VersionTest, AfterValidDirective)
    {
        const char* str = "#\n"
                          "#version 200\n";
        ASSERT_TRUE(mPreprocessor.init(1, &str, NULL));
    
        using testing::_;
        EXPECT_CALL(mDiagnostics,
                    print(pp::Diagnostics::PP_VERSION_NOT_FIRST_STATEMENT,
                          pp::SourceLocation(0, 2), _));
    
        pp::Token token;
        do
        {
            mPreprocessor.lex(&token);
        } while (token.type != pp::Token::LAST);
    }
    
    TEST_F(VersionTest, AfterInvalidDirective)
    {
        const char* str = "#foo\n"
                          "#version 200\n";
        ASSERT_TRUE(mPreprocessor.init(1, &str, NULL));
    
        using testing::_;
        EXPECT_CALL(mDiagnostics,
                    print(pp::Diagnostics::PP_DIRECTIVE_INVALID_NAME,
                          pp::SourceLocation(0, 1), "foo"));
        EXPECT_CALL(mDiagnostics,
                    print(pp::Diagnostics::PP_VERSION_NOT_FIRST_STATEMENT,
                          pp::SourceLocation(0, 2), _));
    
        pp::Token token;
        do
        {
            mPreprocessor.lex(&token);
        } while (token.type != pp::Token::LAST);
    }
    
    TEST_F(VersionTest, AfterExcludedBlock)
    {
        const char* str = "#if 0\n"
                          "foo\n"
                          "#endif\n"
                          "#version 200\n";
        ASSERT_TRUE(mPreprocessor.init(1, &str, NULL));
    
        using testing::_;
        EXPECT_CALL(mDiagnostics,
                    print(pp::Diagnostics::PP_VERSION_NOT_FIRST_STATEMENT,
                          pp::SourceLocation(0, 4), _));
    
        pp::Token token;
        do
        {
            mPreprocessor.lex(&token);
        } while (token.type != pp::Token::LAST);
    }
    
    struct VersionTestParam
    {
        const char* str;
        pp::Diagnostics::ID id;
    };
    
    class InvalidVersionTest : public VersionTest,
                               public testing::WithParamInterface<VersionTestParam>
    {
    };
    
    TEST_P(InvalidVersionTest, Identified)
    {
        VersionTestParam param = GetParam();
        const char* expected = "\n";
    
        using testing::_;
        // No handleVersion call.
        EXPECT_CALL(mDirectiveHandler, handleVersion(_, _)).Times(0);
        // Invalid version directive call.
        EXPECT_CALL(mDiagnostics, print(param.id, pp::SourceLocation(0, 1), _));
    
        preprocess(param.str, expected);
    }
    
    static const VersionTestParam kParams[] = {
        {"#version\n", pp::Diagnostics::PP_INVALID_VERSION_DIRECTIVE},
        {"#version foo\n", pp::Diagnostics::PP_INVALID_VERSION_NUMBER},
        {"#version 100 foo\n", pp::Diagnostics::PP_UNEXPECTED_TOKEN},
        {"#version 0xffffffff\n", pp::Diagnostics::PP_INTEGER_OVERFLOW}
    };
    
    INSTANTIATE_TEST_CASE_P(All, InvalidVersionTest, testing::ValuesIn(kParams));