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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/ast/struct.h"
#include "gtest/gtest-spi.h"
#include "src/ast/alias.h"
#include "src/ast/array.h"
#include "src/ast/bool.h"
#include "src/ast/f32.h"
#include "src/ast/i32.h"
#include "src/ast/matrix.h"
#include "src/ast/pointer.h"
#include "src/ast/sampler.h"
#include "src/ast/struct_block_decoration.h"
#include "src/ast/test_helper.h"
#include "src/ast/texture.h"
#include "src/ast/u32.h"
#include "src/ast/vector.h"
namespace tint {
namespace ast {
namespace {
using AstStructTest = TestHelper;
TEST_F(AstStructTest, Creation) {
auto name = Sym("s");
auto* s = create<Struct>(name, StructMemberList{Member("a", ty.i32())},
DecorationList{});
EXPECT_EQ(s->name(), name);
EXPECT_EQ(s->members().size(), 1u);
EXPECT_TRUE(s->decorations().empty());
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_WithDecorations) {
auto name = Sym("s");
DecorationList decos;
decos.push_back(create<StructBlockDecoration>());
auto* s =
create<Struct>(name, StructMemberList{Member("a", ty.i32())}, decos);
EXPECT_EQ(s->name(), name);
EXPECT_EQ(s->members().size(), 1u);
ASSERT_EQ(s->decorations().size(), 1u);
EXPECT_TRUE(s->decorations()[0]->Is<StructBlockDecoration>());
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, CreationWithSourceAndDecorations) {
auto name = Sym("s");
auto* s = create<Struct>(
Source{Source::Range{Source::Location{27, 4}, Source::Location{27, 8}}},
name, StructMemberList{Member("a", ty.i32())},
DecorationList{create<StructBlockDecoration>()});
EXPECT_EQ(s->name(), name);
EXPECT_EQ(s->members().size(), 1u);
ASSERT_EQ(s->decorations().size(), 1u);
EXPECT_TRUE(s->decorations()[0]->Is<StructBlockDecoration>());
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.create<Struct>(b.Sym("S"),
StructMemberList{b.Member("a", b.ty.i32()), nullptr},
DecorationList{});
},
"internal compiler error");
}
TEST_F(AstStructTest, Assert_Null_Decoration) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b;
b.create<Struct>(b.Sym("S"),
StructMemberList{b.Member("a", b.ty.i32())},
DecorationList{nullptr});
},
"internal compiler error");
}
TEST_F(AstStructTest, Assert_DifferentProgramID_StructMember) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.create<Struct>(b1.Sym("S"),
StructMemberList{b2.Member("a", b2.ty.i32())},
DecorationList{});
},
"internal compiler error");
}
TEST_F(AstStructTest, Assert_DifferentProgramID_Decoration) {
EXPECT_FATAL_FAILURE(
{
ProgramBuilder b1;
ProgramBuilder b2;
b1.create<Struct>(b1.Sym("S"),
StructMemberList{b1.Member("a", b1.ty.i32())},
DecorationList{b2.create<StructBlockDecoration>()});
},
"internal compiler error");
}
TEST_F(AstStructTest, ToStr) {
auto* s = create<Struct>(Sym("S"), StructMemberList{Member("a", ty.i32())},
DecorationList{create<StructBlockDecoration>()});
EXPECT_EQ(str(s), R"(Struct S {
[[block]]
StructMember{a: __i32}
}
)");
}
TEST_F(AstStructTest, TypeName) {
auto name = Sym("my_struct");
auto* s =
create<ast::Struct>(name, ast::StructMemberList{}, ast::DecorationList{});
EXPECT_EQ(s->type_name(), "__struct_$1");
}
} // namespace
} // namespace ast
} // namespace tint