From 290aa5d64730e485fc9930e9a2509d14b05fad67 Mon Sep 17 00:00:00 2001
From: Phillip Webb <pwebb@vmware.com>
Date: Tue, 1 Jan 2013 17:30:28 -0800
Subject: [PATCH] Develop a gradle plugin to add test dependencies

Develop a gradle plugin to automatically update testCompile dependencies
to include the test source sets of project dependencies.

Allows the gradle build to more closely mirror the way that tests run
inside eclipse.
---
 build.gradle                                  |  1 +
 .../TestSourceSetDependenciesPlugin.groovy    | 51 +++++++++++++++++++
 .../test-source-set-dependencies.properties   |  1 +
 3 files changed, 53 insertions(+)
 create mode 100644 buildSrc/src/main/groovy/org/springframework/build/gradle/TestSourceSetDependenciesPlugin.groovy
 create mode 100644 buildSrc/src/main/resources/META-INF/gradle-plugins/test-source-set-dependencies.properties

diff --git a/build.gradle b/build.gradle
index f5dc92e95a..19d2a21160 100644
--- a/build.gradle
+++ b/build.gradle
@@ -28,6 +28,7 @@ configure(allprojects) {
 	apply plugin: "java"
 	apply plugin: "propdeps-eclipse"
 	apply plugin: "propdeps-idea"
+	apply plugin: "test-source-set-dependencies"
 	apply from: "${gradleScriptDir}/ide.gradle"
 
 	group = "org.springframework"
diff --git a/buildSrc/src/main/groovy/org/springframework/build/gradle/TestSourceSetDependenciesPlugin.groovy b/buildSrc/src/main/groovy/org/springframework/build/gradle/TestSourceSetDependenciesPlugin.groovy
new file mode 100644
index 0000000000..1e5cffcc7b
--- /dev/null
+++ b/buildSrc/src/main/groovy/org/springframework/build/gradle/TestSourceSetDependenciesPlugin.groovy
@@ -0,0 +1,51 @@
+/*
+ * Copyright 2002-2012 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.springframework.build.gradle
+
+import org.gradle.api.Plugin
+import org.gradle.api.Project
+import org.gradle.api.artifacts.Configuration;
+import org.gradle.api.artifacts.ProjectDependency;
+
+
+/**
+ * Gradle plugin that automatically updates testCompile dependencies to include
+ * the test source sets of project dependencies.
+ *
+ * @author Phillip Webb
+ */
+class TestSourceSetDependenciesPlugin implements Plugin<Project> {
+
+	@Override
+	public void apply(Project project) {
+		project.afterEvaluate {
+			Set<ProjectDependency> projectDependencies = new LinkedHashSet<>()
+			for(def configurationName in ["compile", "optional", "provided"]) {
+				Configuration configuration = project.getConfigurations().findByName(configurationName)
+				if(configuration) {
+					projectDependencies.addAll(
+						configuration.dependencies.findAll { it instanceof ProjectDependency }
+					)
+				}
+			}
+			projectDependencies.each {
+				project.dependencies.add("testCompile", it.dependencyProject.sourceSets.test.output)
+			}
+		}
+	}
+
+}
diff --git a/buildSrc/src/main/resources/META-INF/gradle-plugins/test-source-set-dependencies.properties b/buildSrc/src/main/resources/META-INF/gradle-plugins/test-source-set-dependencies.properties
new file mode 100644
index 0000000000..f5df417ad2
--- /dev/null
+++ b/buildSrc/src/main/resources/META-INF/gradle-plugins/test-source-set-dependencies.properties
@@ -0,0 +1 @@
+implementation-class=org.springframework.build.gradle.TestSourceSetDependenciesPlugin