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// Copyright 2021 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/resolver/resolver.h"
#include "gmock/gmock.h"
#include "src/tint/resolver/resolver_test_helper.h"
#include "src/tint/sem/atomic.h"
namespace tint::resolver {
namespace {
using ResolverIsStorableTest = ResolverTest;
TEST_F(ResolverIsStorableTest, Void) {
EXPECT_FALSE(r()->IsStorable(create<sem::Void>()));
}
TEST_F(ResolverIsStorableTest, Scalar) {
EXPECT_TRUE(r()->IsStorable(create<sem::Bool>()));
EXPECT_TRUE(r()->IsStorable(create<sem::I32>()));
EXPECT_TRUE(r()->IsStorable(create<sem::U32>()));
EXPECT_TRUE(r()->IsStorable(create<sem::F32>()));
}
TEST_F(ResolverIsStorableTest, Vector) {
EXPECT_TRUE(r()->IsStorable(create<sem::Vector>(create<sem::I32>(), 2u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Vector>(create<sem::I32>(), 3u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Vector>(create<sem::I32>(), 4u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Vector>(create<sem::U32>(), 2u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Vector>(create<sem::U32>(), 3u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Vector>(create<sem::U32>(), 4u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Vector>(create<sem::F32>(), 2u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Vector>(create<sem::F32>(), 3u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Vector>(create<sem::F32>(), 4u)));
}
TEST_F(ResolverIsStorableTest, Matrix) {
auto* vec2 = create<sem::Vector>(create<sem::F32>(), 2u);
auto* vec3 = create<sem::Vector>(create<sem::F32>(), 3u);
auto* vec4 = create<sem::Vector>(create<sem::F32>(), 4u);
EXPECT_TRUE(r()->IsStorable(create<sem::Matrix>(vec2, 2u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Matrix>(vec2, 3u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Matrix>(vec2, 4u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Matrix>(vec3, 2u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Matrix>(vec3, 3u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Matrix>(vec3, 4u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Matrix>(vec4, 2u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Matrix>(vec4, 3u)));
EXPECT_TRUE(r()->IsStorable(create<sem::Matrix>(vec4, 4u)));
}
TEST_F(ResolverIsStorableTest, Pointer) {
auto* ptr = create<sem::Pointer>(create<sem::I32>(), ast::StorageClass::kPrivate,
ast::Access::kReadWrite);
EXPECT_FALSE(r()->IsStorable(ptr));
}
TEST_F(ResolverIsStorableTest, Atomic) {
EXPECT_TRUE(r()->IsStorable(create<sem::Atomic>(create<sem::I32>())));
EXPECT_TRUE(r()->IsStorable(create<sem::Atomic>(create<sem::U32>())));
}
TEST_F(ResolverIsStorableTest, ArraySizedOfStorable) {
auto* arr = create<sem::Array>(create<sem::I32>(), 5u, 4u, 20u, 4u, 4u);
EXPECT_TRUE(r()->IsStorable(arr));
}
TEST_F(ResolverIsStorableTest, ArrayUnsizedOfStorable) {
auto* arr = create<sem::Array>(create<sem::I32>(), 0u, 4u, 4u, 4u, 4u);
EXPECT_TRUE(r()->IsStorable(arr));
}
TEST_F(ResolverIsStorableTest, Struct_AllMembersStorable) {
Structure("S", {
Member("a", ty.i32()),
Member("b", ty.f32()),
});
ASSERT_TRUE(r()->Resolve()) << r()->error();
}
TEST_F(ResolverIsStorableTest, Struct_SomeMembersNonStorable) {
Structure("S", {
Member("a", ty.i32()),
Member("b", ty.pointer<i32>(ast::StorageClass::kPrivate)),
});
EXPECT_FALSE(r()->Resolve());
EXPECT_EQ(
r()->error(),
R"(error: ptr<private, i32, read_write> cannot be used as the type of a structure member)");
}
TEST_F(ResolverIsStorableTest, Struct_NestedStorable) {
auto* storable = Structure("Storable", {
Member("a", ty.i32()),
Member("b", ty.f32()),
});
Structure("S", {
Member("a", ty.i32()),
Member("b", ty.Of(storable)),
});
ASSERT_TRUE(r()->Resolve()) << r()->error();
}
TEST_F(ResolverIsStorableTest, Struct_NestedNonStorable) {
auto* non_storable =
Structure("nonstorable", {
Member("a", ty.i32()),
Member("b", ty.pointer<i32>(ast::StorageClass::kPrivate)),
});
Structure("S", {
Member("a", ty.i32()),
Member("b", ty.Of(non_storable)),
});
EXPECT_FALSE(r()->Resolve());
EXPECT_EQ(
r()->error(),
R"(error: ptr<private, i32, read_write> cannot be used as the type of a structure member)");
}
} // namespace
} // namespace tint::resolver