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//===- TypeAttrNamesTest.cpp - Type API unit tests ------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file test the lookup of AbstractType / AbstractAttribute by name.
//
//===----------------------------------------------------------------------===//
#include "mlir/IR/Attributes.h"
#include "mlir/IR/BuiltinTypes.h"
#include "mlir/IR/Dialect.h"
#include "mlir/IR/Types.h"
#include "mlir/IR/Value.h"
#include "mlir/Support/TypeID.h"
#include "gtest/gtest.h"
using namespace mlir;
namespace {
struct FooType : Type::TypeBase<FooType, Type, TypeStorage> {
using Base::Base;
static constexpr StringLiteral name = "fake.foo";
MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(FooType)
};
struct BarAttr : Attribute::AttrBase<BarAttr, Attribute, AttributeStorage> {
using Base::Base;
static constexpr StringLiteral name = "fake.bar";
MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(BarAttr)
};
struct FakeDialect : Dialect {
FakeDialect(MLIRContext *context)
: Dialect(getDialectNamespace(), context, TypeID::get<FakeDialect>()) {
addTypes<FooType>();
addAttributes<BarAttr>();
}
static constexpr ::llvm::StringLiteral getDialectNamespace() {
return ::llvm::StringLiteral("fake");
}
MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(FakeDialect)
};
} // namespace
TEST(AbstractType, LookupWithString) {
MLIRContext ctx;
ctx.loadDialect<FakeDialect>();
// Check that we can lookup an abstract type by name.
auto fooAbstractType = AbstractType::lookup("fake.foo", &ctx);
EXPECT_TRUE(fooAbstractType.has_value());
EXPECT_TRUE(fooAbstractType->get().getName() == "fake.foo");
// Check that the abstract type is the same as the one used by the type.
auto fooType = FooType::get(&ctx);
EXPECT_TRUE(&fooType.getAbstractType() == &fooAbstractType->get());
// Check that lookups of non-existing types returns nullopt.
// Even if an attribute with the same name exists.
EXPECT_FALSE(AbstractType::lookup("fake.bar", &ctx).has_value());
}
TEST(AbstractAttribute, LookupWithString) {
MLIRContext ctx;
ctx.loadDialect<FakeDialect>();
// Check that we can lookup an abstract type by name.
auto barAbstractAttr = AbstractAttribute::lookup("fake.bar", &ctx);
EXPECT_TRUE(barAbstractAttr.has_value());
EXPECT_TRUE(barAbstractAttr->get().getName() == "fake.bar");
// Check that the abstract Attribute is the same as the one used by the
// Attribute.
auto barAttr = BarAttr::get(&ctx);
EXPECT_TRUE(&barAttr.getAbstractAttribute() == &barAbstractAttr->get());
// Check that lookups of non-existing Attributes returns nullopt.
// Even if an attribute with the same name exists.
EXPECT_FALSE(AbstractAttribute::lookup("fake.foo", &ctx).has_value());
}
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