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#include "src/tint/lang/core/type/texel_buffer.h"

#include "src/tint/lang/core/type/f32.h"
#include "src/tint/lang/core/type/helper_test.h"
#include "src/tint/lang/core/type/i32.h"
#include "src/tint/lang/core/type/manager.h"
#include "src/tint/lang/core/type/u32.h"
#include "src/tint/lang/core/type/u8.h"
#include "src/tint/lang/core/type/void.h"

namespace tint::core::type {
namespace {

using TexelBufferTest = TestHelper;

TEST_F(TexelBufferTest, Creation) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kReadWrite);

    EXPECT_TRUE(a->Type()->Is<F32>());
    EXPECT_EQ(a->TexelFormat(), core::TexelFormat::kRgba32Float);
    EXPECT_EQ(a->Access(), core::Access::kReadWrite);
    EXPECT_EQ(a->Dim(), TextureDimension::k1d);
    EXPECT_EQ(a->FriendlyName(), "texel_buffer<rgba32float, read_write>");

    auto* b = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kRead);
    EXPECT_TRUE(b->Type()->Is<F32>());
    EXPECT_EQ(b->TexelFormat(), core::TexelFormat::kRgba32Float);
    EXPECT_EQ(b->Access(), core::Access::kRead);
    EXPECT_EQ(b->Dim(), TextureDimension::k1d);
    EXPECT_EQ(b->FriendlyName(), "texel_buffer<rgba32float, read>");
}

TEST_F(TexelBufferTest, Hash) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kReadWrite);
    auto* b = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kReadWrite);

    EXPECT_EQ(a->unique_hash, b->unique_hash);
}

TEST_F(TexelBufferTest, Equals) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kReadWrite);
    auto* b = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kReadWrite);
    auto* c = ty.texel_buffer(core::TexelFormat::kR32Float, core::Access::kReadWrite);
    auto* d = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kRead);

    EXPECT_TRUE(a->Equals(*b));
    EXPECT_FALSE(a->Equals(*c));
    EXPECT_FALSE(a->Equals(*d));
    EXPECT_FALSE(a->Equals(Void{}));
}

TEST_F(TexelBufferTest, Type) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kReadWrite);
    EXPECT_TRUE(a->Type()->Is<F32>());
}

TEST_F(TexelBufferTest, IsHandle) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kRead);
    EXPECT_TRUE(a->IsHandle());
}

TEST_F(TexelBufferTest, Clone) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kReadWrite);

    core::type::Manager mgr;
    core::type::CloneContext ctx{{nullptr}, {nullptr, &mgr}};

    auto* b = a->Clone(ctx);
    EXPECT_TRUE(b->Type()->Is<F32>());
    EXPECT_EQ(b->TexelFormat(), core::TexelFormat::kRgba32Float);
    EXPECT_EQ(b->Access(), core::Access::kReadWrite);
    EXPECT_EQ(b->Dim(), TextureDimension::k1d);
    EXPECT_EQ(b->FriendlyName(), "texel_buffer<rgba32float, read_write>");
}

TEST_F(TexelBufferTest, FriendlyName) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kReadWrite);
    EXPECT_EQ(a->FriendlyName(), "texel_buffer<rgba32float, read_write>");

    auto* b = ty.texel_buffer(core::TexelFormat::kRgba8Unorm, core::Access::kReadWrite);
    EXPECT_EQ(b->FriendlyName(), "texel_buffer<rgba8unorm, read_write>");

    auto* c = ty.texel_buffer(core::TexelFormat::kRgba32Float, core::Access::kRead);
    EXPECT_EQ(c->FriendlyName(), "texel_buffer<rgba32float, read>");

    auto* d = ty.texel_buffer(core::TexelFormat::kR32Float, core::Access::kReadWrite);
    EXPECT_EQ(d->FriendlyName(), "texel_buffer<r32float, read_write>");

    auto* e = ty.texel_buffer(core::TexelFormat::kRgba8Unorm, core::Access::kRead);
    EXPECT_EQ(e->FriendlyName(), "texel_buffer<rgba8unorm, read>");
}

TEST_F(TexelBufferTest, F32) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kR32Float, core::Access::kReadWrite);

    EXPECT_TRUE(a->Type()->Is<F32>());
    EXPECT_EQ(a->TexelFormat(), core::TexelFormat::kR32Float);
    EXPECT_EQ(a->Access(), core::Access::kReadWrite);
    EXPECT_EQ(a->Dim(), TextureDimension::k1d);
    EXPECT_EQ(a->FriendlyName(), "texel_buffer<r32float, read_write>");
}

TEST_F(TexelBufferTest, U32) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kR32Uint, core::Access::kReadWrite);

    EXPECT_TRUE(a->Type()->Is<U32>());
    EXPECT_EQ(a->TexelFormat(), core::TexelFormat::kR32Uint);
    EXPECT_EQ(a->Access(), core::Access::kReadWrite);
    EXPECT_EQ(a->Dim(), TextureDimension::k1d);
    EXPECT_EQ(a->FriendlyName(), "texel_buffer<r32uint, read_write>");
}

TEST_F(TexelBufferTest, I32) {
    Manager ty;
    auto* a = ty.texel_buffer(core::TexelFormat::kR32Sint, core::Access::kReadWrite);

    EXPECT_TRUE(a->Type()->Is<I32>());
    EXPECT_EQ(a->TexelFormat(), core::TexelFormat::kR32Sint);
    EXPECT_EQ(a->Access(), core::Access::kReadWrite);
    EXPECT_EQ(a->Dim(), TextureDimension::k1d);
    EXPECT_EQ(a->FriendlyName(), "texel_buffer<r32sint, read_write>");
}

}  // namespace
}  // namespace tint::core::type
