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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/lang/wgsl/ast/struct.h"
#include "gtest/gtest-spi.h"
#include "src/tint/lang/wgsl/ast/alias.h"
#include "src/tint/lang/wgsl/ast/helper_test.h"
#include "src/tint/lang/wgsl/ast/transform/add_block_attribute.h"
namespace tint::ast {
namespace {
using AstStructTest = TestHelper;
using BlockAttribute = transform::AddBlockAttribute::BlockAttribute;
TEST_F(AstStructTest, Creation) {
auto name = Sym("s");
auto* s = Structure(name, tint::Vector{Member("a", ty.i32())});
EXPECT_EQ(s->name->symbol, name);
EXPECT_EQ(s->members.Length(), 1u);
EXPECT_TRUE(s->attributes.IsEmpty());
EXPECT_EQ(s->source.range.begin.line, 0u);
EXPECT_EQ(s->source.range.begin.column, 0u);
EXPECT_EQ(s->source.range.end.line, 0u);
EXPECT_EQ(s->source.range.end.column, 0u);
}
TEST_F(AstStructTest, Creation_WithAttributes) {
auto name = Sym("s");
auto* s = Structure(name, tint::Vector{Member("a", ty.i32())},
tint::Vector{
ASTNodes().Create<BlockAttribute>(ID(), AllocateNodeID()),
});
EXPECT_EQ(s->name->symbol, name);
EXPECT_EQ(s->members.Length(), 1u);
ASSERT_EQ(s->attributes.Length(), 1u);
EXPECT_TRUE(s->attributes[0]->Is<BlockAttribute>());
EXPECT_EQ(s->source.range.begin.line, 0u);
EXPECT_EQ(s->source.range.begin.column, 0u);
EXPECT_EQ(s->source.range.end.line, 0u);
EXPECT_EQ(s->source.range.end.column, 0u);
}
TEST_F(AstStructTest, CreationWithSourceAndAttributes) {
auto name = Sym("s");
auto* s = Structure(Source{Source::Range{Source::Location{27, 4}, Source::Location{27, 8}}},
name, tint::Vector{Member("a", ty.i32())},
tint::Vector{ASTNodes().Create<BlockAttribute>(ID(), AllocateNodeID())});
EXPECT_EQ(s->name->symbol, name);
EXPECT_EQ(s->members.Length(), 1u);
ASSERT_EQ(s->attributes.Length(), 1u);
EXPECT_TRUE(s->attributes[0]->Is<BlockAttribute>());
EXPECT_EQ(s->source.range.begin.line, 27u);
EXPECT_EQ(s->source.range.begin.column, 4u);
EXPECT_EQ(s->source.range.end.line, 27u);
EXPECT_EQ(s->source.range.end.column, 8u);
}
TEST_F(AstStructTest, Assert_Null_StructMember) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b;
b.Structure(b.Sym("S"), tint::Vector{b.Member("a", b.ty.i32()), nullptr}, tint::Empty);
},
"internal compiler error");
}
TEST_F(AstStructTest, Assert_Null_Attribute) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b;
b.Structure(b.Sym("S"), tint::Vector{b.Member("a", b.ty.i32())},
tint::Vector<const Attribute*, 1>{nullptr});
},
"internal compiler error");
}
TEST_F(AstStructTest, Assert_DifferentGenerationID_StructMember) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.Structure(b1.Sym("S"), tint::Vector{b2.Member("a", b2.ty.i32())});
},
"internal compiler error");
}
TEST_F(AstStructTest, Assert_DifferentGenerationID_Attribute) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.Structure(
b1.Sym("S"), tint::Vector{b1.Member("a", b1.ty.i32())},
tint::Vector{b2.ASTNodes().Create<BlockAttribute>(b2.ID(), b2.AllocateNodeID())});
},
"internal compiler error");
}
} // namespace
} // namespace tint::ast