Merge pull request #1685 from YangSiJun528

* pr/1685:
  Polish "Add compliance tests for settings.gradle"
  Add compliance tests for settings.gradle

Closes gh-1685

Author: mhalbritter

initializr-generator-spring/src/test/java/io/spring/initializr/generator/spring/build/gradle/GradleSettingsComplianceTests.java

@@ -0,0 +1,105 @@
+/*
+ * Copyright 2012 - present 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
+ *
+ *      https://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 io.spring.initializr.generator.spring.build.gradle;
+
+import java.util.stream.Stream;
+
+import io.spring.initializr.generator.buildsystem.BuildSystem;
+import io.spring.initializr.generator.buildsystem.Dependency;
+import io.spring.initializr.generator.buildsystem.MavenRepository;
+import io.spring.initializr.generator.buildsystem.gradle.GradleBuildSettings;
+import io.spring.initializr.generator.buildsystem.gradle.GradleBuildSystem;
+import io.spring.initializr.generator.language.Language;
+import io.spring.initializr.generator.language.groovy.GroovyLanguage;
+import io.spring.initializr.generator.language.java.JavaLanguage;
+import io.spring.initializr.generator.language.kotlin.KotlinLanguage;
+import io.spring.initializr.generator.spring.AbstractComplianceTests;
+import io.spring.initializr.generator.spring.build.BuildCustomizer;
+import io.spring.initializr.generator.test.project.ProjectStructure;
+import io.spring.initializr.generator.version.VersionReference;
+import org.junit.jupiter.params.ParameterizedTest;
+import org.junit.jupiter.params.provider.Arguments;
+import org.junit.jupiter.params.provider.MethodSource;
+
+import org.springframework.core.io.ClassPathResource;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+/**
+ * Gradle settings compliance tests.
+ *
+ * @author Sijun Yang
+ */
+class GradleSettingsComplianceTests extends AbstractComplianceTests {
+
+	private static final String BOOT_VERSION = "3.5.0";
+
+	static Stream<Arguments> parameters() {
+		return Stream.of(new JavaLanguage(), new GroovyLanguage(), new KotlinLanguage())
+			.flatMap((language) -> Stream.of(
+					Arguments.of(language, BuildSystem.forId(GradleBuildSystem.ID), "settings.gradle"),
+					Arguments.of(language,
+							BuildSystem.forIdAndDialect(GradleBuildSystem.ID, GradleBuildSystem.DIALECT_KOTLIN),
+							"settings.gradle.kts")));
+	}
+
+	@ParameterizedTest
+	@MethodSource("parameters")
+	void defaultProjectSettings(Language language, BuildSystem build, String fileName) {
+		ProjectStructure project = generateProject(language, build, BOOT_VERSION);
+		String path = "project/gradle/" + getAssertFileName(fileName);
+		assertThat(project).textFile(fileName).as("Resource " + path).hasSameContentAs(new ClassPathResource(path));
+	}
+
+	@ParameterizedTest
+	@MethodSource("parameters")
+	void customArtifactId(Language language, BuildSystem build, String fileName) {
+		ProjectStructure project = generateProject(language, build, BOOT_VERSION,
+				(description) -> description.setArtifactId("my-project"));
+		String path = "project/gradle/custom-artifact-id-" + getAssertFileName(fileName);
+		assertThat(project).textFile(fileName).as("Resource " + path).hasSameContentAs(new ClassPathResource(path));
+	}
+
+	@ParameterizedTest
+	@MethodSource("parameters")
+	void pluginRepository(Language language, BuildSystem build, String fileName) {
+		ProjectStructure project = generateProject(language, build, BOOT_VERSION, (description) -> {
+		}, (context) -> context.registerBean(BuildCustomizer.class,
+				() -> (gradleBuild) -> gradleBuild.pluginRepositories()
+					.add(MavenRepository.withIdAndUrl("spring-milestones", "https://repo.spring.io/milestone"))));
+		String path = "project/gradle/plugin-repository-" + getAssertFileName(fileName);
+		assertThat(project).textFile(fileName).as("Resource " + path).hasSameContentAs(new ClassPathResource(path));
+	}
+
+	@ParameterizedTest
+	@MethodSource("parameters")
+	void pluginMapping(Language language, BuildSystem build, String fileName) {
+		ProjectStructure project = generateProject(language, build, BOOT_VERSION, (description) -> {
+		}, (context) -> context.registerBean(BuildCustomizer.class,
+				() -> (gradleBuild) -> ((GradleBuildSettings.Builder) gradleBuild.settings()).mapPlugin("com.example",
+						Dependency.withCoordinates("com.example", "gradle-plugin")
+							.version(VersionReference.ofValue("1.0.0"))
+							.build())));
+		String path = "project/gradle/plugin-mapping-" + getAssertFileName(fileName);
+		assertThat(project).textFile(fileName).as("Resource " + path).hasSameContentAs(new ClassPathResource(path));
+	}
+
+	private String getAssertFileName(String fileName) {
+		return fileName + ".gen";
+	}
+
+}

initializr-generator-spring/src/test/resources/project/gradle/custom-artifact-id-settings.gradle.gen

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+rootProject.name = 'my-project'

initializr-generator-spring/src/test/resources/project/gradle/custom-artifact-id-settings.gradle.kts.gen

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+rootProject.name = "my-project"

initializr-generator-spring/src/test/resources/project/gradle/plugin-mapping-settings.gradle.gen

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+pluginManagement {
+	resolutionStrategy {
+		eachPlugin {
+			if (requested.id.id == 'com.example') {
+				useModule('com.example:gradle-plugin:1.0.0')
+			}
+		}
+	}
+}
+rootProject.name = 'demo'

initializr-generator-spring/src/test/resources/project/gradle/plugin-mapping-settings.gradle.kts.gen

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+pluginManagement {
+	resolutionStrategy {
+		eachPlugin {
+			if (requested.id.id == "com.example") {
+				useModule("com.example:gradle-plugin:1.0.0")
+			}
+		}
+	}
+}
+rootProject.name = "demo"

initializr-generator-spring/src/test/resources/project/gradle/plugin-repository-settings.gradle.gen

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+pluginManagement {
+	repositories {
+		maven { url = 'https://repo.spring.io/milestone' }
+		gradlePluginPortal()
+	}
+}
+rootProject.name = 'demo'

initializr-generator-spring/src/test/resources/project/gradle/plugin-repository-settings.gradle.kts.gen

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+pluginManagement {
+	repositories {
+		maven { url = uri("https://repo.spring.io/milestone") }
+		gradlePluginPortal()
+	}
+}
+rootProject.name = "demo"

initializr-generator-spring/src/test/resources/project/gradle/settings.gradle.gen

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+rootProject.name = 'demo'

initializr-generator-spring/src/test/resources/project/gradle/settings.gradle.kts.gen

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+rootProject.name = "demo"