/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *   http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

#include <cstring>
#include <string>

#include "gtest/gtest.h"

extern "C" {
#include "paimon_tantivy_ffi.h"  // NOLINT(build/include_subdir)
}

namespace paimon::tantivy::test {

TEST(TantivySmoke, VersionIsReachable) {
    const char* version = paimon_tantivy_version();
    ASSERT_NE(version, nullptr) << "paimon_tantivy_version returned null";

    const std::string v(version);
    ASSERT_FALSE(v.empty());
    // build.rs pins version from Cargo.toml (CARGO_PKG_VERSION), semver "x.y.z"
    ASSERT_NE(v.find('.'), std::string::npos) << "expected semver, got: " << v;
}

TEST(TantivySmoke, VersionPointerIsStable) {
    // The pointer is documented as 'static — two calls should return either
    // the same pointer or at least equivalent string content.
    const char* v1 = paimon_tantivy_version();
    const char* v2 = paimon_tantivy_version();
    ASSERT_NE(v1, nullptr);
    ASSERT_NE(v2, nullptr);
    ASSERT_EQ(std::strcmp(v1, v2), 0);
}

}  // namespace paimon::tantivy::test
