/*
 * Copyright 2016 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.plugins.quality

import org.gradle.integtests.fixtures.MultiVersionIntegrationSpec
import org.gradle.integtests.fixtures.TargetVersions
import org.gradle.integtests.fixtures.executer.GradleContextualExecuter
import org.gradle.test.fixtures.file.TestFile
import spock.lang.IgnoreIf
import spock.lang.Issue

import static org.hamcrest.Matchers.startsWith

@TargetVersions(["0.17", "0.21", "0.23", "0.24.1", CodeNarcPlugin.DEFAULT_CODENARC_VERSION])
class CodeNarcPluginVersionIntegrationTest extends MultiVersionIntegrationSpec {
    def setup() {
        buildFile << """
            apply plugin: "groovy"
            apply plugin: "codenarc"

            repositories {
                mavenCentral()
            }

            codenarc {
                toolVersion = '${version}'
            }

            dependencies {
                compile localGroovy()
            }
        """.stripIndent()

        writeRuleFile()
    }

    def "analyze good code"() {
        goodCode()

        expect:
        succeeds("check")
        report("main").exists()
        report("test").exists()
    }

    @IgnoreIf({ GradleContextualExecuter.parallel })
    def "is incremental"() {
        given:
        goodCode()

        expect:
        succeeds("codenarcMain") && ":codenarcMain" in nonSkippedTasks
        succeeds(":codenarcMain") && ":codenarcMain" in skippedTasks

        when:
        report("main").delete()

        then:
        succeeds("codenarcMain") && ":codenarcMain" in nonSkippedTasks
    }

    @IgnoreIf({ GradleContextualExecuter.parallel })
    def "can generate multiple reports"() {
        given:
        buildFile << """
            codenarcMain.reports {
                xml.enabled true
                text.enabled true
            }
        """

        and:
        goodCode()

        expect:
        succeeds("check")
        ":codenarcMain" in nonSkippedTasks
        ["html", "xml", "txt"].each {
            assert report("main", it).exists()
        }
    }

    def "analyze bad code"() {
        badCode()

        expect:
        fails("check")
        failure.assertHasDescription("Execution failed for task ':codenarcTest'.")
        failure.assertThatCause(startsWith("CodeNarc rule violations were found. See the report at:"))
        !report("main").text.contains("Class2")
        report("test").text.contains("testclass2")
    }

    def "can ignore failures"() {
        badCode()
        buildFile << """
            codenarc {
                ignoreFailures = true
            }
        """

        expect:
        succeeds("check")
        output.contains("CodeNarc rule violations were found. See the report at:")
        !report("main").text.contains("Class2")
        report("test").text.contains("testclass2")

    }

    def "can configure max violations"() {
        badCode()
        buildFile << """
            codenarcTest {
                maxPriority2Violations = 1
            }
        """

        expect:
        succeeds("check")
        !output.contains("CodeNarc rule violations were found. See the report at:")
        report("test").text.contains("testclass2")
    }

    @Issue("GRADLE-3492")
    def "can exclude code"() {
        badCode()
        buildFile << """
            codenarcMain {
                exclude '**/class1*'
                exclude '**/Class2*'
            }
            codenarcTest {
                exclude '**/TestClass1*'
                exclude '**/testclass2*'
            }
        """.stripIndent()

        expect:
        succeeds("check")
    }

    private goodCode() {
        file("src/main/groovy/org/gradle/class1.java") << "package org.gradle; class class1 { }"
        file("src/test/groovy/org/gradle/testclass1.java") << "package org.gradle; class testclass1 { }"
        file("src/main/groovy/org/gradle/Class2.groovy") << "package org.gradle; class Class2 { }"
        file("src/test/groovy/org/gradle/TestClass2.groovy") << "package org.gradle; class TestClass2 { }"
    }

    private badCode() {
        file("src/main/groovy/org/gradle/class1.java") << "package org.gradle; class class1 { }"
        file("src/main/groovy/org/gradle/Class2.groovy") << "package org.gradle; class Class2 { }"
        file("src/test/groovy/org/gradle/TestClass1.java") << "package org.gradle; class TestClass1 { }"
        file("src/test/groovy/org/gradle/testclass2.groovy") << "package org.gradle; class testclass2 { }"
    }

    private TestFile report(String sourceSet, String ext = 'html') {
        file("build/reports/codenarc/${sourceSet}.${ext}")
    }

    private TestFile writeRuleFile() {
        file("config/codenarc/codenarc.xml") << """
            <ruleset xmlns="http://codenarc.org/ruleset/1.0"
                    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
                    xsi:schemaLocation="http://codenarc.org/ruleset/1.0 http://codenarc.org/ruleset-schema.xsd"
                    xsi:noNamespaceSchemaLocation="http://codenarc.org/ruleset-schema.xsd">
                <ruleset-ref path="rulesets/naming.xml"/>
            </ruleset>
        """
    }
}
