/*
 * Copyright 2012 the original author or authors.
 *
 * Licensed 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.gradle.api.tasks.diagnostics

import org.gradle.integtests.fixtures.AbstractIntegrationSpec

import static org.gradle.util.TextUtil.toPlatformLineSeparators

class ResolutionResultApiIntegrationTest extends AbstractIntegrationSpec {

    def setup() {
        executer.requireOwnGradleUserHomeDir()
    }

    /*
    The ResolutionResult API is also covered by the dependency report integration tests.
     */

    def "selection reasons are described"() {
        given:
        mavenRepo.module("org", "leaf", 1.0).publish()
        mavenRepo.module("org", "leaf", 2.0).publish()
        mavenRepo.module("org", "foo", 0.5).publish()

        mavenRepo.module("org", "foo", 1.0).dependsOn('org', 'leaf', '1.0').publish()
        mavenRepo.module("org", "bar", 1.0).dependsOn('org', 'leaf', '2.0').publish()
        mavenRepo.module("org", "baz", 1.0).dependsOn('org', 'foo',  '1.0').publish()

        file("settings.gradle") << "rootProject.name = 'cool-project'"

        file("build.gradle") << """
            version = '5.0'
            repositories {
                maven { url "${mavenRepo.uri}" }
            }
            configurations {
                conf
            }
            configurations.conf.resolutionStrategy.force 'org:leaf:2.0'
            dependencies {
                conf 'org:foo:0.5', 'org:bar:1.0', 'org:baz:1.0'
            }
            task resolutionResult << {
                def result = configurations.conf.incoming.resolutionResult
                result.allModuleVersions {
                    println it.id.name + ":" + it.id.version + " " + it.selectionReason.description
                }
            }
        """

        when:
        run "resolutionResult"

        then:
        output.contains(toPlatformLineSeparators("""
cool-project:5.0 root
foo:1.0 conflict resolution
leaf:2.0 forced
bar:1.0 requested
baz:1.0 requested
"""))
    }
}
