Enable unit tests in gradle build

.travis.yml

@@ -13,9 +13,14 @@ env:
     - GRADLE_OPTS=-Dorg.gradle.daemon=false
     - TERM=dumb
 
+# https://docs.travis-ci.com/user/languages/java/#caching
+before_cache:
+  - rm -f  $HOME/.gradle/caches/modules-2/modules-2.lock
+  - rm -fr $HOME/.gradle/caches/*/plugin-resolution/
 cache:
   directories:
-    - /home/travis/.gradle/
+    - $HOME/.gradle/caches/
+    - $HOME/.gradle/wrapper/
 
 language: shell
 
@@ -24,6 +29,7 @@ install:
   - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then choco install windows-sdk-7.1 kb2519277; fi
 
 script:
+  - if [[ "$TRAVIS_OS_NAME" == "windows" ]]; then JAVA_HOME="C:/Program Files/Java/jdk1.8.0_221" ./gradlew check; else ./gradlew check; fi
   # JAR is equal on Linux and Windows. So just build on Linux
   - if [[ "$TRAVIS_OS_NAME" != "windows" ]]; then ./gradlew shadowJar; fi
   # build native executable (windows: adr.exe, linux: adr)

build.gradle

@@ -69,3 +69,10 @@ task releaseJar(dependsOn: "shadowJar", type: Copy) {
     //file("$buildDir/releases/adr-j-${project.version}.jar").setExecutable(true, false)
     file("$buildDir/releases/adr-j.jar").setExecutable(true, false)
 }
+
+tasks.withType(Test).configureEach {
+    useJUnitPlatform()
+    testLogging {
+        exceptionFormat = 'full'
+    }
+}

settings.gradle

@@ -1 +1,8 @@
 rootProject.name = 'adr-j'
+
+buildCache {
+  // force travis to use different build caches for each OS
+  local {
+    directory = "${settingsDir}/.gradle/caches/build-cache-${System.properties['os.name'].substring(0, 4).toLowerCase(Locale.ROOT)}"
+  }
+}

src/main/java/org/doble/adr/ADRProperties.java

@@ -38,7 +38,6 @@ public ADRProperties(Environment env) {
 	/** 
 	 * Reads the .adr properties file at the root directory of the project. 
 	 *
-	 * @return A Properties object with the data contained in the properties file
 	 * @throws ADRException if the properties file cannot be read 
 	 */
      public void load() throws ADRException {

src/main/java/org/doble/adr/TemplateProvider.java

@@ -107,8 +107,8 @@ private Path getResourcePath(String templateFileName) throws URISyntaxException,
 	} else {
 		// Assume that the system resource is a normal file (e.g. we are running in an IDE). 
 		String pathName = uri.getSchemeSpecificPart();
-		// If there is a leading '/' then remove it so we have a correct path specification. 
-		if (pathName.startsWith("/")) { 
+		// If there is a leading '/' then remove it if we run on Windows so we have a correct path specification.
+		if (runsOnWindows() && pathName.startsWith("/")) {
 			pathName = pathName.substring(1);
 		}
 		// The resource file is in the default file system and not any file system
@@ -119,6 +119,8 @@ private Path getResourcePath(String templateFileName) throws URISyntaxException,
 	}
 	return templatePath;
 }
-
-
+
+	private boolean runsOnWindows() {
+		return System.getProperty("os.name").regionMatches(true, 0, "win", 0, 3);
+	}
 }

src/main/java/org/doble/commands/CommandInit.java

@@ -24,8 +24,8 @@
 @Command(name = "init",
          description = "Initialises the directory of architecture decision records:\n" +
       			       " * creates a subdirectory of the current working directory\n" +
-     			       " * creates the first ADR in that subdirectory, recording the decision to\n" +
-     			       "   record architectural decisions with ADRs."
+     			       " * creates the first ADR in that subdirectory, recording the decision to" +
+     			       " record architectural decisions with ADRs."
     	)
 public class CommandInit implements Callable<Integer> {