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// Copyright 2020 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
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// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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#include "src/tint/lang/wgsl/ast/helper_test.h"
namespace tint::ast {
namespace {
using IndexAccessorExpressionTest = TestHelper;
TEST_F(IndexAccessorExpressionTest, Create) {
auto* obj = Expr("obj");
auto* idx = Expr("idx");
auto* exp = IndexAccessor(obj, idx);
ASSERT_EQ(exp->object, obj);
ASSERT_EQ(exp->index, idx);
}
TEST_F(IndexAccessorExpressionTest, CreateWithSource) {
auto* obj = Expr("obj");
auto* idx = Expr("idx");
auto* exp = IndexAccessor(Source{{20, 2}}, obj, idx);
auto src = exp->source;
EXPECT_EQ(src.range.begin.line, 20u);
EXPECT_EQ(src.range.begin.column, 2u);
}
TEST_F(IndexAccessorExpressionTest, IsIndexAccessor) {
auto* obj = Expr("obj");
auto* idx = Expr("idx");
auto* exp = IndexAccessor(obj, idx);
EXPECT_TRUE(exp->Is<IndexAccessorExpression>());
}
TEST_F(IndexAccessorExpressionTest, Assert_Null_Array) {
EXPECT_DEATH_IF_SUPPORTED(
{
ProgramBuilder b;
b.IndexAccessor(nullptr, b.Expr("idx"));
},
"internal compiler error");
}
TEST_F(IndexAccessorExpressionTest, Assert_Null_Index) {
EXPECT_DEATH_IF_SUPPORTED(
{
ProgramBuilder b;
b.IndexAccessor(b.Expr("arr"), nullptr);
},
"internal compiler error");
}
TEST_F(IndexAccessorExpressionTest, Assert_DifferentGenerationID_Array) {
EXPECT_DEATH_IF_SUPPORTED(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.IndexAccessor(b2.Expr("arr"), b1.Expr("idx"));
},
"internal compiler error");
}
TEST_F(IndexAccessorExpressionTest, Assert_DifferentGenerationID_Index) {
EXPECT_DEATH_IF_SUPPORTED(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.IndexAccessor(b1.Expr("arr"), b2.Expr("idx"));
},
"internal compiler error");
}
} // namespace
} // namespace tint::ast