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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.
//
// 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 MemberAccessorExpressionTest = TestHelper;
TEST_F(MemberAccessorExpressionTest, Creation) {
auto* str = Expr("structure");
auto* mem = Ident("member");
auto* stmt = create<MemberAccessorExpression>(str, mem);
EXPECT_EQ(stmt->object, str);
EXPECT_EQ(stmt->member, mem);
}
TEST_F(MemberAccessorExpressionTest, Creation_WithSource) {
auto* stmt = create<MemberAccessorExpression>(Source{Source::Location{20, 2}},
Expr("structure"), Ident("member"));
auto src = stmt->source;
EXPECT_EQ(src.range.begin.line, 20u);
EXPECT_EQ(src.range.begin.column, 2u);
}
TEST_F(MemberAccessorExpressionTest, IsMemberAccessor) {
auto* stmt = create<MemberAccessorExpression>(Expr("structure"), Ident("member"));
EXPECT_TRUE(stmt->Is<MemberAccessorExpression>());
}
TEST_F(MemberAccessorExpressionTest, Assert_Null_Struct) {
EXPECT_DEATH_IF_SUPPORTED(
{
ProgramBuilder b;
b.create<MemberAccessorExpression>(nullptr, b.Ident("member"));
},
"internal compiler error");
}
TEST_F(MemberAccessorExpressionTest, Assert_Null_Member) {
EXPECT_DEATH_IF_SUPPORTED(
{
ProgramBuilder b;
b.create<MemberAccessorExpression>(b.Expr("struct"), nullptr);
},
"internal compiler error");
}
TEST_F(MemberAccessorExpressionTest, Assert_DifferentGenerationID_Struct) {
EXPECT_DEATH_IF_SUPPORTED(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.create<MemberAccessorExpression>(b2.Expr("structure"), b1.Ident("member"));
},
"internal compiler error");
}
TEST_F(MemberAccessorExpressionTest, Assert_DifferentGenerationID_Member) {
EXPECT_DEATH_IF_SUPPORTED(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.create<MemberAccessorExpression>(b1.Expr("structure"), b2.Ident("member"));
},
"internal compiler error");
}
TEST_F(MemberAccessorExpressionTest, Assert_MemberNotTemplated) {
EXPECT_DEATH_IF_SUPPORTED(
{
ProgramBuilder b;
b.create<MemberAccessorExpression>(b.Expr("structure"),
b.Ident("member", "a", "b", "c"));
},
"internal compiler error");
}
} // namespace
} // namespace tint::ast