55 lines
1.5 KiB
C++
55 lines
1.5 KiB
C++
// Copyright 2020 The Tint Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "src/symbol_table.h"
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#include "gtest/gtest.h"
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namespace tint {
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namespace {
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using SymbolTableTest = testing::Test;
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TEST_F(SymbolTableTest, GeneratesSymbolForName) {
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SymbolTable s;
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EXPECT_EQ(Symbol(1), s.Register("name"));
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EXPECT_EQ(Symbol(2), s.Register("another_name"));
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}
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TEST_F(SymbolTableTest, DeduplicatesNames) {
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SymbolTable s;
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EXPECT_EQ(Symbol(1), s.Register("name"));
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EXPECT_EQ(Symbol(2), s.Register("another_name"));
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EXPECT_EQ(Symbol(1), s.Register("name"));
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}
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TEST_F(SymbolTableTest, ReturnsNameForSymbol) {
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SymbolTable s;
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auto sym = s.Register("name");
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EXPECT_EQ("name", s.NameFor(sym));
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}
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TEST_F(SymbolTableTest, ReturnsBlankForMissingSymbol) {
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SymbolTable s;
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EXPECT_EQ("", s.NameFor(Symbol(2)));
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}
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TEST_F(SymbolTableTest, ReturnsInvalidForBlankString) {
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SymbolTable s;
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EXPECT_FALSE(s.Register("").IsValid());
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}
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} // namespace
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} // namespace tint
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