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//
// 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"
class ExtensionTest : public PreprocessorTest
{
};
TEST_F(ExtensionTest, Valid)
{
const char* str = "#extension foo : bar\n";
const char* expected = "\n";
using testing::_;
EXPECT_CALL(mDirectiveHandler,
handleExtension(pp::SourceLocation(0, 1), "foo", "bar"));
// No error or warning.
EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
preprocess(str, expected);
}
TEST_F(ExtensionTest, Comments)
{
const char* str = "/*foo*/"
"#"
"/*foo*/"
"extension"
"/*foo*/"
"foo"
"/*foo*/"
":"
"/*foo*/"
"bar"
"/*foo*/"
"//foo"
"\n";
const char* expected = "\n";
using testing::_;
EXPECT_CALL(mDirectiveHandler,
handleExtension(pp::SourceLocation(0, 1), "foo", "bar"));
// No error or warning.
EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
preprocess(str, expected);
}
TEST_F(ExtensionTest, MissingNewline)
{
const char* str = "#extension foo : bar";
const char* expected = "";
using testing::_;
// Directive successfully parsed.
EXPECT_CALL(mDirectiveHandler,
handleExtension(pp::SourceLocation(0, 1), "foo", "bar"));
// Error reported about EOF.
EXPECT_CALL(mDiagnostics, print(pp::Diagnostics::PP_EOF_IN_DIRECTIVE, _, _));
preprocess(str, expected);
}
TEST_F(ExtensionTest, ExtensionAfterNonPreProcessorTokenESSL1)
{
const char *str = "int baz = 1;\n"
"#extension foo : bar\n";
const char *expected = "int baz = 1;\n\n";
using testing::_;
// Directive successfully parsed.
EXPECT_CALL(mDirectiveHandler,
handleExtension(pp::SourceLocation(0, 2), "foo", "bar"));
// Expect a warning about extension pragmas after non-preprocessor tokens.
EXPECT_CALL(mDiagnostics, print(pp::Diagnostics::PP_NON_PP_TOKEN_BEFORE_EXTENSION_ESSL1, _, _));
preprocess(str, expected);
}
TEST_F(ExtensionTest, ExtensionAfterNonPreProcessorTokenESSL3)
{
const char *str = "#version 300 es\n"
"int baz = 1;\n"
"#extension foo : bar\n";
const char *expected = "\nint baz = 1;\n\n";
using testing::_;
// Directive successfully parsed.
EXPECT_CALL(mDirectiveHandler,
handleVersion(pp::SourceLocation(0, 1), 300));
// Expect a error about extension pragmas after non-preprocessor tokens.
EXPECT_CALL(mDiagnostics, print(pp::Diagnostics::PP_NON_PP_TOKEN_BEFORE_EXTENSION_ESSL3, _, _));
preprocess(str, expected);
}
struct ExtensionTestParam
{
const char* str;
pp::Diagnostics::ID id;
};
using testing::WithParamInterface;
class InvalidExtensionTest : public ExtensionTest,
public WithParamInterface<ExtensionTestParam>
{
};
TEST_P(InvalidExtensionTest, Identified)
{
ExtensionTestParam param = GetParam();
const char* expected = "\n";
using testing::_;
// No handleExtension call.
EXPECT_CALL(mDirectiveHandler, handleExtension(_, _, _)).Times(0);
// Invalid extension directive call.
EXPECT_CALL(mDiagnostics, print(param.id, pp::SourceLocation(0, 1), _));
preprocess(param.str, expected);
}
static const ExtensionTestParam kParams[] = {
{"#extension\n", pp::Diagnostics::PP_INVALID_EXTENSION_DIRECTIVE},
{"#extension 1\n", pp::Diagnostics::PP_INVALID_EXTENSION_NAME},
{"#extension foo bar\n", pp::Diagnostics::PP_UNEXPECTED_TOKEN},
{"#extension foo : \n", pp::Diagnostics::PP_INVALID_EXTENSION_DIRECTIVE},
{"#extension foo : 1\n", pp::Diagnostics::PP_INVALID_EXTENSION_BEHAVIOR},
{"#extension foo : bar baz\n", pp::Diagnostics::PP_UNEXPECTED_TOKEN}
};
INSTANTIATE_TEST_CASE_P(All, InvalidExtensionTest, testing::ValuesIn(kParams));
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