dawn-cmake/src/ast/struct_test.cc

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// Copyright 2020 The Tint Authors.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
#include "src/ast/struct.h"
#include <memory>
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#include <sstream>
#include <utility>
#include "gtest/gtest.h"
#include "src/ast/struct_decoration.h"
#include "src/ast/struct_member.h"
#include "src/ast/type/i32_type.h"
namespace tint {
namespace ast {
namespace {
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using StructTest = testing::Test;
TEST_F(StructTest, Creation) {
type::I32Type i32;
StructMemberList members;
members.push_back(
std::make_unique<StructMember>("a", &i32, StructMemberDecorationList()));
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Struct s{StructDecoration::kNone, std::move(members)};
EXPECT_EQ(s.members().size(), 1);
EXPECT_EQ(s.decoration(), StructDecoration::kNone);
EXPECT_EQ(s.line(), 0);
EXPECT_EQ(s.column(), 0);
}
TEST_F(StructTest, CreationWithSource) {
type::I32Type i32;
Source source{27, 4};
StructMemberList members;
members.emplace_back(
std::make_unique<StructMember>("a", &i32, StructMemberDecorationList()));
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Struct s{source, StructDecoration::kNone, std::move(members)};
EXPECT_EQ(s.members().size(), 1);
EXPECT_EQ(s.decoration(), StructDecoration::kNone);
EXPECT_EQ(s.line(), 27);
EXPECT_EQ(s.column(), 4);
}
TEST_F(StructTest, IsValid) {
Struct s;
EXPECT_TRUE(s.IsValid());
}
TEST_F(StructTest, IsValid_Null_StructMember) {
type::I32Type i32;
StructMemberList members;
members.push_back(
std::make_unique<StructMember>("a", &i32, StructMemberDecorationList()));
members.push_back(nullptr);
Struct s{StructDecoration::kNone, std::move(members)};
EXPECT_FALSE(s.IsValid());
}
TEST_F(StructTest, IsValid_Invalid_StructMember) {
type::I32Type i32;
StructMemberList members;
members.push_back(
std::make_unique<StructMember>("", &i32, StructMemberDecorationList()));
Struct s{StructDecoration::kNone, std::move(members)};
EXPECT_FALSE(s.IsValid());
}
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TEST_F(StructTest, ToStr) {
type::I32Type i32;
Source source{27, 4};
StructMemberList members;
members.emplace_back(
std::make_unique<StructMember>("a", &i32, StructMemberDecorationList()));
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Struct s{source, StructDecoration::kNone, std::move(members)};
std::ostringstream out;
s.to_str(out, 2);
EXPECT_EQ(out.str(), R"( Struct{
StructMember{a: __i32}
}
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)");
}
} // namespace
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} // namespace ast
} // namespace tint