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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 PragmaTest : public PreprocessorTest
{
};
TEST_F(PragmaTest, EmptyName)
{
const char* str = "#pragma\n";
const char* expected = "\n";
using testing::_;
// No handlePragma calls.
EXPECT_CALL(mDirectiveHandler, handlePragma(_, _, _, false)).Times(0);
// No error or warning.
EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
preprocess(str, expected);
}
TEST_F(PragmaTest, EmptyValue)
{
const char* str = "#pragma foo\n";
const char* expected = "\n";
using testing::_;
EXPECT_CALL(mDirectiveHandler,
handlePragma(pp::SourceLocation(0, 1), "foo", "", false));
// No error or warning.
EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
preprocess(str, expected);
}
TEST_F(PragmaTest, NameValue)
{
const char* str = "#pragma foo(bar)\n";
const char* expected = "\n";
using testing::_;
EXPECT_CALL(mDirectiveHandler,
handlePragma(pp::SourceLocation(0, 1), "foo", "bar", false));
// No error or warning.
EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
preprocess(str, expected);
}
TEST_F(PragmaTest, STDGL)
{
const char* str = "#pragma STDGL\n";
const char* expected = "\n";
using testing::_;
EXPECT_CALL(mDirectiveHandler,
handlePragma(_, _, _, _)).Times(0);
// No error or warning.
EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
preprocess(str, expected);
}
TEST_F(PragmaTest, STDGLInvariantAll)
{
const char* str = "#pragma STDGL invariant(all)\n";
const char* expected = "\n";
using testing::_;
EXPECT_CALL(mDirectiveHandler,
handlePragma(pp::SourceLocation(0, 1), "invariant", "all", true));
// No error or warning.
EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
preprocess(str, expected);
}
TEST_F(PragmaTest, Comments)
{
const char* str = "/*foo*/"
"#"
"/*foo*/"
"pragma"
"/*foo*/"
"foo"
"/*foo*/"
"("
"/*foo*/"
"bar"
"/*foo*/"
")"
"/*foo*/"
"//foo"
"\n";
const char* expected = "\n";
using testing::_;
EXPECT_CALL(mDirectiveHandler,
handlePragma(pp::SourceLocation(0, 1), "foo", "bar", false));
// No error or warning.
EXPECT_CALL(mDiagnostics, print(_, _, _)).Times(0);
preprocess(str, expected);
}
TEST_F(PragmaTest, MissingNewline)
{
const char* str = "#pragma foo(bar)";
const char* expected = "";
using testing::_;
// Pragma successfully parsed.
EXPECT_CALL(mDirectiveHandler,
handlePragma(pp::SourceLocation(0, 1), "foo", "bar", false));
// Error reported about EOF.
EXPECT_CALL(mDiagnostics, print(pp::Diagnostics::PP_EOF_IN_DIRECTIVE, _, _));
preprocess(str, expected);
}
class InvalidPragmaTest : public PragmaTest,
public testing::WithParamInterface<const char*>
{
};
TEST_P(InvalidPragmaTest, Identified)
{
const char* str = GetParam();
const char* expected = "\n";
using testing::_;
// No handlePragma calls.
EXPECT_CALL(mDirectiveHandler, handlePragma(_, _, _, false)).Times(0);
// Unrecognized pragma warning.
EXPECT_CALL(mDiagnostics,
print(pp::Diagnostics::PP_UNRECOGNIZED_PRAGMA,
pp::SourceLocation(0, 1), _));
preprocess(str, expected);
}
INSTANTIATE_TEST_CASE_P(All, InvalidPragmaTest, testing::Values(
"#pragma 1\n", // Invalid name.
"#pragma foo()\n", // Missing value.
"#pragma foo bar)\n", // Missing left paren,
"#pragma foo(bar\n", // Missing right paren.
"#pragma foo bar\n", // Missing parens.
"#pragma foo(bar) baz\n")); // Extra tokens.
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