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// Copyright 2020 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "src/tint/utils/symbol/symbol_table.h"
#include "gtest/gtest-spi.h"
namespace tint {
namespace {
using SymbolTableTest = testing::Test;
TEST_F(SymbolTableTest, GeneratesSymbolForName) {
auto generation_id = GenerationID::New();
SymbolTable s{generation_id};
EXPECT_EQ(Symbol(1, generation_id, "name"), s.Register("name"));
EXPECT_EQ(Symbol(2, generation_id, "another_name"), s.Register("another_name"));
}
TEST_F(SymbolTableTest, DeduplicatesNames) {
auto generation_id = GenerationID::New();
SymbolTable s{generation_id};
EXPECT_EQ(Symbol(1, generation_id, "name"), s.Register("name"));
EXPECT_EQ(Symbol(2, generation_id, "another_name"), s.Register("another_name"));
EXPECT_EQ(Symbol(1, generation_id, "name"), s.Register("name"));
}
TEST_F(SymbolTableTest, AssertsForBlankString) {
EXPECT_FATAL_FAILURE(
{
auto generation_id = GenerationID::New();
SymbolTable s{generation_id};
s.Register("");
},
"internal compiler error");
}
} // namespace
} // namespace tint