// Copyright 2024 The Dawn & Tint Authors
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#include "src/tint/lang/core/access.h"
#include "src/tint/lang/core/texel_format.h"
#include "src/tint/lang/core/type/texture_dimension.h"
#include "src/tint/lang/wgsl/resolver/resolver.h"
#include "src/tint/lang/wgsl/resolver/resolver_helper_test.h"

#include "gmock/gmock.h"

namespace tint::resolver {
namespace {

using namespace tint::core::fluent_types;     // NOLINT
using namespace tint::core::number_suffixes;  // NOLINT

using ResolverGraphiteExtensionTest = ResolverTest;

TEST_F(ResolverGraphiteExtensionTest, r8unorm_UseWithoutExtension) {
    // @group(0) @binding(0) var T: texture_storage_2d<r8unorm, write>;

    GlobalVar("T",
              ty.storage_texture(core::type::TextureDimension::k2d, core::TexelFormat::kR8Unorm,
                                 core::Access::kWrite),
              Vector{Group(0_a), Binding(0_a)});

    EXPECT_FALSE(r()->Resolve());
    EXPECT_EQ(r()->error(),
              R"(error: 'r8unorm' requires the 'chromium_internal_graphite' extension)");
}

TEST_F(ResolverGraphiteExtensionTest, r8unorm_UseWithExtension) {
    // enable chromium_internal_graphite;
    // @group(0) @binding(0) var T: texture_storage_3d<r8unorm, read_write>;

    Enable(Source{{12, 34}}, wgsl::Extension::kChromiumInternalGraphite);

    GlobalVar("T",
              ty.storage_texture(core::type::TextureDimension::k2d, core::TexelFormat::kR8Unorm,
                                 core::Access::kWrite),
              Vector{Group(0_a), Binding(0_a)});

    EXPECT_TRUE(r()->Resolve()) << r()->error();
}

}  // namespace
}  // namespace tint::resolver