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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/tint/ast/variable_decl_statement.h"
#include "gtest/gtest-spi.h"
#include "src/tint/ast/test_helper.h"
namespace tint {
namespace ast {
namespace {
using VariableDeclStatementTest = TestHelper;
TEST_F(VariableDeclStatementTest, Creation) {
auto* var = Var("a", ty.f32(), StorageClass::kNone);
auto* stmt = create<VariableDeclStatement>(var);
EXPECT_EQ(stmt->variable, var);
}
TEST_F(VariableDeclStatementTest, Creation_WithSource) {
auto* var = Var("a", ty.f32(), StorageClass::kNone);
auto* stmt =
create<VariableDeclStatement>(Source{Source::Location{20, 2}}, var);
auto src = stmt->source;
EXPECT_EQ(src.range.begin.line, 20u);
EXPECT_EQ(src.range.begin.column, 2u);
}
TEST_F(VariableDeclStatementTest, IsVariableDecl) {
auto* var = Var("a", ty.f32(), StorageClass::kNone);
auto* stmt = create<VariableDeclStatement>(var);
EXPECT_TRUE(stmt->Is<VariableDeclStatement>());
}
TEST_F(VariableDeclStatementTest, Assert_Null_Variable) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b;
b.create<VariableDeclStatement>(nullptr);
},
"internal compiler error");
}
TEST_F(VariableDeclStatementTest, Assert_DifferentProgramID_Variable) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.create<VariableDeclStatement>(
b2.Var("a", b2.ty.f32(), StorageClass::kNone));
},
"internal compiler error");
}
} // namespace
} // namespace ast
} // namespace tint