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40 lines
929 B
C++
40 lines
929 B
C++
// Part of the Carbon Language project, under the Apache License v2.0 with LLVM
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// Exceptions. See /LICENSE for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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#include "explorer/base/decompose.h"
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#include <gtest/gtest.h>
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namespace Carbon {
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namespace {
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struct Decomposeable : public HashFromDecompose<Decomposeable> {
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template <typename F>
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auto Decompose(F f) const {
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return f(i, s);
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}
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int i = 0;
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std::string s;
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};
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TEST(HashFromDecomposeTest, EqualValues) {
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Decomposeable d1 = {.i = 42, .s = "foo"};
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Decomposeable d2 = {.i = 42, .s = "foo"};
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EXPECT_TRUE(d1 == d2);
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EXPECT_TRUE(hash_value(d1) == hash_value(d2));
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}
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TEST(HashFromDecomposeTest, NonEqualValues) {
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Decomposeable d1 = {.i = 42, .s = "foo"};
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Decomposeable d2 = {.i = 42, .s = "bar"};
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EXPECT_FALSE(d1 == d2);
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EXPECT_FALSE(hash_value(d1) == hash_value(d2));
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}
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} // namespace
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} // namespace Carbon
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