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// Copyright 2023 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 "gmock/gmock.h"
#include "gtest/gtest-spi.h"
#include "src/tint/lang/core/ir/builder.h"
#include "src/tint/lang/core/ir/instruction.h"
#include "src/tint/lang/core/ir/ir_test_helper.h"
namespace tint::ir {
namespace {
using namespace tint::builtin::fluent_types; // NOLINT
using namespace tint::number_suffixes; // NOLINT
using IR_StoreVectorElementTest = IRTestHelper;
TEST_F(IR_StoreVectorElementTest, Create) {
auto* to = b.Var(ty.ptr<private_, vec3<i32>>());
auto* inst = b.StoreVectorElement(to, 2_i, 4_i);
ASSERT_TRUE(inst->Is<StoreVectorElement>());
ASSERT_EQ(inst->To(), to->Result());
ASSERT_TRUE(inst->Index()->Is<Constant>());
auto index = inst->Index()->As<Constant>()->Value();
ASSERT_TRUE(index->Is<constant::Scalar<i32>>());
EXPECT_EQ(2_i, index->As<constant::Scalar<i32>>()->ValueAs<i32>());
ASSERT_TRUE(inst->Value()->Is<Constant>());
auto value = inst->Value()->As<Constant>()->Value();
ASSERT_TRUE(value->Is<constant::Scalar<i32>>());
EXPECT_EQ(4_i, value->As<constant::Scalar<i32>>()->ValueAs<i32>());
}
TEST_F(IR_StoreVectorElementTest, Usage) {
auto* to = b.Var(ty.ptr<private_, vec3<i32>>());
auto* inst = b.StoreVectorElement(to, 2_i, 4_i);
ASSERT_NE(inst->To(), nullptr);
EXPECT_THAT(inst->To()->Usages(), testing::UnorderedElementsAre(Usage{inst, 0u}));
ASSERT_NE(inst->Index(), nullptr);
EXPECT_THAT(inst->Index()->Usages(), testing::UnorderedElementsAre(Usage{inst, 1u}));
ASSERT_NE(inst->Value(), nullptr);
EXPECT_THAT(inst->Value()->Usages(), testing::UnorderedElementsAre(Usage{inst, 2u}));
}
TEST_F(IR_StoreVectorElementTest, Result) {
auto* to = b.Var(ty.ptr<private_, vec3<i32>>());
auto* inst = b.StoreVectorElement(to, 2_i, 4_i);
EXPECT_FALSE(inst->HasResults());
EXPECT_FALSE(inst->HasMultiResults());
}
} // namespace
} // namespace tint::ir