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// Copyright 2022 The Dawn & Tint Authors
//
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//
// 1. Redistributions of source code must retain the above copyright notice, this
// list of conditions and the following disclaimer.
//
// 2. Redistributions in binary form must reproduce the above copyright notice,
// this list of conditions and the following disclaimer in the documentation
// and/or other materials provided with the distribution.
//
// 3. Neither the name of the copyright holder nor the names of its
// contributors may be used to endorse or promote products derived from
// this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
// AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
// IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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// FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
// DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
// SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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#include "src/tint/lang/core/type/sampled_texture.h"
#include "src/tint/lang/core/type/depth_texture.h"
#include "src/tint/lang/core/type/external_texture.h"
#include "src/tint/lang/core/type/helper_test.h"
#include "src/tint/lang/core/type/input_attachment.h"
#include "src/tint/lang/core/type/storage_texture.h"
#include "src/tint/lang/core/type/texture_dimension.h"
namespace tint::core::type {
namespace {
using SampledTextureTest = TestHelper;
TEST_F(SampledTextureTest, Creation) {
auto* a = create<SampledTexture>(TextureDimension::kCube, create<F32>());
auto* b = create<SampledTexture>(TextureDimension::kCube, create<F32>());
auto* c = create<SampledTexture>(TextureDimension::k2d, create<F32>());
auto* d = create<SampledTexture>(TextureDimension::kCube, create<I32>());
EXPECT_TRUE(a->type()->Is<F32>());
EXPECT_EQ(a->dim(), TextureDimension::kCube);
EXPECT_EQ(a, b);
EXPECT_NE(a, c);
EXPECT_NE(a, d);
}
TEST_F(SampledTextureTest, Hash) {
auto* a = create<SampledTexture>(TextureDimension::kCube, create<F32>());
auto* b = create<SampledTexture>(TextureDimension::kCube, create<F32>());
EXPECT_EQ(a->unique_hash, b->unique_hash);
}
TEST_F(SampledTextureTest, Equals) {
auto* a = create<SampledTexture>(TextureDimension::kCube, create<F32>());
auto* b = create<SampledTexture>(TextureDimension::kCube, create<F32>());
auto* c = create<SampledTexture>(TextureDimension::k2d, create<F32>());
auto* d = create<SampledTexture>(TextureDimension::kCube, create<I32>());
EXPECT_TRUE(a->Equals(*b));
EXPECT_FALSE(a->Equals(*c));
EXPECT_FALSE(a->Equals(*d));
EXPECT_FALSE(a->Equals(Void{}));
}
TEST_F(SampledTextureTest, IsTexture) {
F32 f32;
SampledTexture s(TextureDimension::kCube, &f32);
Texture* ty = &s;
EXPECT_FALSE(ty->Is<DepthTexture>());
EXPECT_FALSE(ty->Is<ExternalTexture>());
EXPECT_FALSE(ty->Is<InputAttachment>());
EXPECT_TRUE(ty->Is<SampledTexture>());
EXPECT_FALSE(ty->Is<StorageTexture>());
}
TEST_F(SampledTextureTest, Dim) {
F32 f32;
SampledTexture s(TextureDimension::k3d, &f32);
EXPECT_EQ(s.dim(), TextureDimension::k3d);
}
TEST_F(SampledTextureTest, Type) {
F32 f32;
SampledTexture s(TextureDimension::k3d, &f32);
EXPECT_EQ(s.type(), &f32);
}
TEST_F(SampledTextureTest, FriendlyName) {
F32 f32;
SampledTexture s(TextureDimension::k3d, &f32);
EXPECT_EQ(s.FriendlyName(), "texture_3d<f32>");
}
TEST_F(SampledTextureTest, Clone) {
auto* a = create<SampledTexture>(TextureDimension::kCube, create<F32>());
core::type::Manager mgr;
core::type::CloneContext ctx{{nullptr}, {nullptr, &mgr}};
auto* mt = a->Clone(ctx);
EXPECT_EQ(mt->dim(), TextureDimension::kCube);
EXPECT_TRUE(mt->type()->Is<F32>());
}
} // namespace
} // namespace tint::core::type