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// Copyright 2014 The Chromium 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 "testing/gtest/include/gtest/gtest.h"
#include "tools/gn/err.h"
#include "tools/gn/substitution_pattern.h"
TEST(SubstitutionPattern, ParseLiteral) {
SubstitutionPattern pattern;
Err err;
EXPECT_TRUE(pattern.Parse("This is a literal", nullptr, &err));
EXPECT_FALSE(err.has_error());
ASSERT_EQ(1u, pattern.ranges().size());
EXPECT_EQ(SUBSTITUTION_LITERAL, pattern.ranges()[0].type);
EXPECT_EQ("This is a literal", pattern.ranges()[0].literal);
}
TEST(SubstitutionPattern, ParseComplex) {
SubstitutionPattern pattern;
Err err;
EXPECT_TRUE(pattern.Parse(
"AA{{source}}{{source_name_part}}BB{{source_file_part}}", nullptr, &err));
EXPECT_FALSE(err.has_error());
ASSERT_EQ(5u, pattern.ranges().size());
EXPECT_EQ(SUBSTITUTION_LITERAL, pattern.ranges()[0].type);
EXPECT_EQ("AA", pattern.ranges()[0].literal);
EXPECT_EQ(SUBSTITUTION_SOURCE, pattern.ranges()[1].type);
EXPECT_EQ(SUBSTITUTION_SOURCE_NAME_PART, pattern.ranges()[2].type);
EXPECT_EQ(SUBSTITUTION_LITERAL, pattern.ranges()[3].type);
EXPECT_EQ("BB", pattern.ranges()[3].literal);
EXPECT_EQ(SUBSTITUTION_SOURCE_FILE_PART, pattern.ranges()[4].type);
}
TEST(SubstitutionPattern, ParseErrors) {
SubstitutionPattern pattern;
Err err;
EXPECT_FALSE(pattern.Parse("AA{{source", nullptr, &err));
EXPECT_TRUE(err.has_error());
err = Err();
EXPECT_FALSE(pattern.Parse("{{source_of_evil}}", nullptr, &err));
EXPECT_TRUE(err.has_error());
err = Err();
EXPECT_FALSE(pattern.Parse("{{source{{source}}", nullptr, &err));
EXPECT_TRUE(err.has_error());
}
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