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#ifndef SRC_TINT_LANG_WGSL_SEM_HELPER_TEST_H_
#define SRC_TINT_LANG_WGSL_SEM_HELPER_TEST_H_

#include <utility>

#include "gtest/gtest.h"
#include "src/tint/lang/wgsl/program/program_builder.h"
#include "src/tint/lang/wgsl/resolver/resolve.h"

namespace tint::sem {

/// Helper class for testing
template <typename BASE>
class TestHelperBase : public BASE, public ProgramBuilder {
  public:
    /// Builds and returns the program. Must only be called once per test
    /// @return the built program
    Program Build() {
        if (!IsValid()) {
            ADD_FAILURE() << "ProgramBuilder is not valid: " << Diagnostics();
        }
        return resolver::Resolve(*this);
    }
};

/// An alias to TestHelper templated without a test parameter
using TestHelper = TestHelperBase<testing::Test>;

/// An alias to TestHelper templated with the parameter type T
template <typename T>
using TestParamHelper = TestHelperBase<testing::TestWithParam<T>>;

}  // namespace tint::sem

#endif  // SRC_TINT_LANG_WGSL_SEM_HELPER_TEST_H_