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#include "src/tint/cmd/fuzz/wgsl/fuzz.h"
#include "src/tint/lang/wgsl/ast/module.h"
#include "src/tint/lang/wgsl/ast/transform/promote_side_effects_to_decl.h"
#include "src/tint/lang/wgsl/extension.h"
#include "src/tint/lang/wgsl/sem/module.h"

namespace tint::ast::transform {
namespace {

bool CanRun(const Program& program) {
    if (!program.Sem().Module()->Extensions().Contains(
            wgsl::Extension::kChromiumDisableUniformityAnalysis)) {
        return false;  // Requires 'chromium_disable_uniformity_analysis'
    }
    if (program.AST().HasOverrides()) {
        return false;  // Overrides are not supported.
    }
    return true;
}

void PromoteSideEffectsToDeclFuzzer(const Program& program) {
    if (!CanRun(program)) {
        return;
    }

    DataMap outputs;
    if (auto result = PromoteSideEffectsToDecl{}.Apply(program, DataMap{}, outputs)) {
        if (!result->IsValid()) {
            TINT_ICE() << "PromoteSideEffectsToDecl returned invalid program:\n"
                       << Program::printer(*result) << "\n"
                       << result->Diagnostics();
        }
    }
}

}  // namespace
}  // namespace tint::ast::transform

TINT_WGSL_PROGRAM_FUZZER(tint::ast::transform::PromoteSideEffectsToDeclFuzzer);