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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 "gtest/gtest-spi.h"
#include "src/ast/test_helper.h"
namespace tint {
namespace ast {
namespace {
using ArrayAccessorExpressionTest = TestHelper;
TEST_F(ArrayAccessorExpressionTest, Create) {
auto* ary = Expr("ary");
auto* idx = Expr("idx");
auto* exp = create<ArrayAccessorExpression>(ary, idx);
ASSERT_EQ(exp->array(), ary);
ASSERT_EQ(exp->idx_expr(), idx);
}
TEST_F(ArrayAccessorExpressionTest, CreateWithSource) {
auto* ary = Expr("ary");
auto* idx = Expr("idx");
auto* exp = create<ArrayAccessorExpression>(Source{Source::Location{20, 2}},
ary, idx);
auto src = exp->source();
EXPECT_EQ(src.range.begin.line, 20u);
EXPECT_EQ(src.range.begin.column, 2u);
}
TEST_F(ArrayAccessorExpressionTest, IsArrayAccessor) {
auto* ary = Expr("ary");
auto* idx = Expr("idx");
auto* exp = create<ArrayAccessorExpression>(ary, idx);
EXPECT_TRUE(exp->Is<ArrayAccessorExpression>());
}
TEST_F(ArrayAccessorExpressionTest, Assert_Null_Array) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b;
b.create<ArrayAccessorExpression>(nullptr, b.Expr("idx"));
},
"internal compiler error");
}
TEST_F(ArrayAccessorExpressionTest, Assert_Null_Index) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b;
b.create<ArrayAccessorExpression>(b.Expr("arr"), nullptr);
},
"internal compiler error");
}
TEST_F(ArrayAccessorExpressionTest, Assert_DifferentProgramID_Array) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.create<ArrayAccessorExpression>(b2.Expr("arr"), b1.Expr("idx"));
},
"internal compiler error");
}
TEST_F(ArrayAccessorExpressionTest, Assert_DifferentProgramID_Index) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.create<ArrayAccessorExpression>(b1.Expr("arr"), b2.Expr("idx"));
},
"internal compiler error");
}
TEST_F(ArrayAccessorExpressionTest, ToStr) {
auto* ary = Expr("ary");
auto* idx = Expr("idx");
auto* exp = create<ArrayAccessorExpression>(ary, idx);
EXPECT_EQ(str(exp), R"(ArrayAccessor[not set]{
Identifier[not set]{ary}
Identifier[not set]{idx}
}
)");
}
} // namespace
} // namespace ast
} // namespace tint