src/tint/utils/symbol/symbol_test.cc

// Copyright 2020 The Dawn & Tint Authors
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#include "src/tint/utils/symbol/symbol.h"

#include "gtest/gtest.h"

namespace tint {
namespace {

using SymbolTest = testing::Test;

TEST_F(SymbolTest, ToStr) {
    Symbol sym(1, GenerationID::New(), "");
    EXPECT_EQ("$1", sym.to_str());
}

TEST_F(SymbolTest, CopyAssign) {
    Symbol sym1(1, GenerationID::New(), "");
    Symbol sym2;

    EXPECT_FALSE(sym2.IsValid());
    sym2 = sym1;
    EXPECT_TRUE(sym2.IsValid());
    EXPECT_EQ(sym2, sym1);
}

TEST_F(SymbolTest, Comparison) {
    auto generation_id = GenerationID::New();
    Symbol sym1(1, generation_id, "1");
    Symbol sym2(2, generation_id, "2");
    Symbol sym3(1, generation_id, "3");

    EXPECT_TRUE(sym1 == sym3);
    EXPECT_FALSE(sym1 != sym3);
    EXPECT_FALSE(sym1 == sym2);
    EXPECT_TRUE(sym1 != sym2);
    EXPECT_FALSE(sym3 == sym2);
    EXPECT_TRUE(sym3 != sym2);
}

}  // namespace
}  // namespace tint