src/tint/lang/wgsl/resolver/resource_table_extension_test.cc

// Copyright 2025 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
// DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
// 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
// CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
// OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

#include "gmock/gmock.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"

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

namespace tint::resolver {
namespace {

using ResolverResourceTableTest = ResolverTest;

TEST_F(ResolverResourceTableTest, HasResourceWithExtension) {
    Enable(wgsl::Extension::kChromiumExperimentalResourceTable);

    auto* call =
        Call(Ident("hasResource", ty.depth_texture(core::type::TextureDimension::k2d)), 1_u);
    Func("foo", Empty, ty.void_(),
         Vector{
             Assign(Phony(), call),
         });

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

TEST_F(ResolverResourceTableTest, HasResourceWithoutExtension) {
    auto* call =
        Call(Ident("hasResource", ty.depth_texture(core::type::TextureDimension::k2d)), 1_u);
    Func("foo", Empty, ty.void_(),
         Vector{
             Assign(Phony(), call),
         });

    EXPECT_FALSE(r()->Resolve());
    EXPECT_EQ(
        r()->error(),
        R"(error: cannot call built-in function 'hasResource' without extension 'chromium_experimental_resource_table')");
}

TEST_F(ResolverResourceTableTest, GetResourceWithExtension) {
    Enable(wgsl::Extension::kChromiumExperimentalResourceTable);

    auto* call =
        Call(Ident("getResource", ty.depth_texture(core::type::TextureDimension::k2d)), 1_u);
    Func("foo", Empty, ty.void_(),
         Vector{
             Assign(Phony(), call),
         });

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

TEST_F(ResolverResourceTableTest, GetResourceWithoutExtension) {
    auto* call =
        Call(Ident("getResource", ty.depth_texture(core::type::TextureDimension::k2d)), 1_u);
    Func("foo", Empty, ty.void_(),
         Vector{
             Assign(Phony(), call),
         });

    EXPECT_FALSE(r()->Resolve());
    EXPECT_EQ(
        r()->error(),
        R"(error: cannot call built-in function 'getResource' without extension 'chromium_experimental_resource_table')");
}
}  // namespace
}  // namespace tint::resolver