/*
 *  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.
 */
package org.codehaus.groovy.runtime.m12n

import groovy.junit6.plugin.ForkedJvm
import org.junit.jupiter.api.Test

import static groovy.test.GroovyAssert.assertScript

/**
 * Unit tests for extension methods loading.
 * <p>
 * Each test runs in a freshly forked JVM so its MetaClass-registry mutations
 * (e.g. modules loaded via {@code @Grab}) don't pollute the main test JVM.
 */
@ForkedJvm
final class ExtensionModuleTest {

    @Test
    void testThatModuleHasBeenLoaded() {
        ExtensionModuleRegistry registry = GroovySystem.metaClassRegistry.moduleRegistry
        assert registry.modules
        // look for the 'Test module' module; it should always be available
        assert registry.modules.any { it.name == 'Test module' && it.version == '1.0-test' }

        // the following methods are added by the test module
        def str = 'This is a string'
        assert str.reverseToUpperCase() == str.toUpperCase().reverse()
        assert String.answer() == 42
    }

    @Test
    void testThatModuleCanBeLoadedWithGrab() {
        ExtensionModuleRegistry registry = GroovySystem.metaClassRegistry.moduleRegistry
        // ensure that the module isn't loaded
        assert !registry.modules.any { it.name == 'Test module for Grab' && it.version == '1.4' }

        // find jar resource
        def jarURL = this.class.getResource("/jars")
        assert jarURL

        def resolver = "@GrabResolver('$jarURL')"

        assertScript resolver + """
            @Grab(value='module-test:module-test:1.4', changing=true)
            import org.codehaus.groovy.runtime.m12n.*

            // ensure that the module is now loaded
            ExtensionModuleRegistry registry = GroovySystem.metaClassRegistry.moduleRegistry
            assert registry.modules.any { it.name == 'Test module for Grab' && it.version == '1.4' }

            // the following methods are added by the 'Test module for Grab' module
            def str = 'This is a string'
            assert str.reverseToUpperCase2() == str.toUpperCase().reverse()
            assert String.answer2() == 42
        """

        // the module should still be available
        assert registry.modules.any { it.name == 'Test module for Grab' && it.version == '1.4' }
    }

    @Test
    void testExtensionModuleUsingGrabAndMap() {
        ExtensionModuleRegistry registry = GroovySystem.metaClassRegistry.moduleRegistry
        // ensure that the module isn't loaded
        assert !registry.modules.any { it.name == 'Test module for Grab' && it.version == '1.4' }

        // find jar resource
        def jarURL = this.class.getResource("/jars")
        assert jarURL

        def resolver = "@GrabResolver('$jarURL')"

        assertScript resolver + """
            @Grab(value='module-test:module-test:1.4', changing=true)
            import org.codehaus.groovy.runtime.m12n.*

            def map = [:]
            assert 'foo'.taille() == 3
            assert map.taille() == 0
        """
    }

    // GROOVY-7225
    @Test
    void testExtensionModuleUsingGrabAndClosure() {
        ExtensionModuleRegistry registry = GroovySystem.metaClassRegistry.moduleRegistry
        // ensure that the module isn't loaded
        assert !registry.modules.any { it.name == 'Test module for Grab' && it.version == '1.4' }

        // find jar resource
        def jarURL = this.class.getResource("/jars")
        assert jarURL

        assertScript """
            @GrabResolver('$jarURL')
            @Grab(value='module-test:module-test:1.4', changing=true)
            import org.codehaus.groovy.runtime.m12n.*

            assert 'test'.groovy7225() == 'test: ok'
            assert {->}.groovy7225() == '{"field":"value"}'
        """
    }

    /**
     * Just to make sure the custom override of {@code #compareTo} is possible and works.
     *
     * @see TestLocalDateTimeExtension
     */
    @Test
    void testOverrideLocalDateTimeCompareTo() {
        def d1 = java.time.LocalDateTime.now()
        def d2 = java.time.LocalDate.now().plusDays(42)
        def d3 = java.time.LocalDate.now().minusDays(42)

        assert d1 < d2
        assert d1 > d3
    }
}
