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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 "src/tint/constant/splat.h"
#include "src/tint/constant/scalar.h"
#include "src/tint/constant/test_helper.h"
namespace tint::constant {
namespace {
using namespace tint::number_suffixes; // NOLINT
using ConstantTest_Splat = TestHelper;
TEST_F(ConstantTest_Splat, AllZero) {
auto* f32 = create<type::F32>();
auto* fPos0 = create<Scalar<tint::f32>>(f32, 0_f);
auto* fNeg0 = create<Scalar<tint::f32>>(f32, -0_f);
auto* fPos1 = create<Scalar<tint::f32>>(f32, 1_f);
auto* SpfPos0 = create<Splat>(f32, fPos0, 2);
auto* SpfNeg0 = create<Splat>(f32, fNeg0, 2);
auto* SpfPos1 = create<Splat>(f32, fPos1, 2);
EXPECT_TRUE(SpfPos0->AllZero());
EXPECT_FALSE(SpfNeg0->AllZero());
EXPECT_FALSE(SpfPos1->AllZero());
}
TEST_F(ConstantTest_Splat, AnyZero) {
auto* f32 = create<type::F32>();
auto* fPos0 = create<Scalar<tint::f32>>(f32, 0_f);
auto* fNeg0 = create<Scalar<tint::f32>>(f32, -0_f);
auto* fPos1 = create<Scalar<tint::f32>>(f32, 1_f);
auto* SpfPos0 = create<Splat>(f32, fPos0, 2);
auto* SpfNeg0 = create<Splat>(f32, fNeg0, 2);
auto* SpfPos1 = create<Splat>(f32, fPos1, 2);
EXPECT_TRUE(SpfPos0->AnyZero());
EXPECT_FALSE(SpfNeg0->AnyZero());
EXPECT_FALSE(SpfPos1->AnyZero());
}
TEST_F(ConstantTest_Splat, Index) {
auto* f32 = create<type::F32>();
auto* f1 = create<Scalar<tint::f32>>(f32, 1_f);
auto* sp = create<Splat>(f32, f1, 2);
ASSERT_NE(sp->Index(0), nullptr);
ASSERT_NE(sp->Index(1), nullptr);
ASSERT_EQ(sp->Index(2), nullptr);
EXPECT_EQ(sp->Index(0)->As<Scalar<tint::f32>>()->ValueOf(), 1.f);
EXPECT_EQ(sp->Index(1)->As<Scalar<tint::f32>>()->ValueOf(), 1.f);
}
TEST_F(ConstantTest_Splat, Clone) {
auto* i32 = create<type::I32>();
auto* val = create<Scalar<tint::i32>>(i32, 12_i);
auto* sp = create<Splat>(i32, val, 2);
type::Manager mgr;
utils::BlockAllocator<constant::Value> consts;
constant::CloneContext ctx{type::CloneContext{{nullptr}, {nullptr, &mgr}}, {&consts}};
auto* r = sp->Clone(ctx);
ASSERT_NE(r, nullptr);
EXPECT_TRUE(r->type->Is<type::I32>());
EXPECT_TRUE(r->el->Is<Scalar<tint::i32>>());
EXPECT_EQ(r->count, 2u);
}
} // namespace
} // namespace tint::constant