close #60, lazily evaluate args for runShadow task

ChangeLog.md

@@ -3,6 +3,7 @@ v1.0.1
 
 + Fix issue where non-class files are dropped when using relocation ([Issue #58](https://github.com/johnrengelman/shadow/issues/58))
 + Do not create a / directory inside the output jar.
++ Fix `runShadow` task to evaluate the `shadowJar.archiveFile` property at execution time. ([Issue #60](https://github.com/johnrengelman/shadow/issues/60))
 
 v1.0.0
 ======

src/main/groovy/com/github/jengelman/gradle/plugins/shadow/ShadowApplicationPlugin.groovy

@@ -57,8 +57,10 @@ class ShadowApplicationPlugin implements Plugin<Project> {
         run.description  = 'Runs this project as a JVM application using the shadow jar'
         run.group = ApplicationPlugin.APPLICATION_GROUP
         run.main = '-jar'
-        run.args = [jar.archivePath]
         run.conventionMapping.jvmArgs = { pluginConvention.applicationDefaultJvmArgs }
+        run.doFirst {
+            args = [jar.archivePath.path] + args
+        }
     }
 
     private void addCreateScriptsTask(Project project) {

src/test/groovy/com/github/jengelman/gradle/plugins/shadow/PublishingSpec.groovy

@@ -149,8 +149,8 @@ class PublishingSpec extends PluginSpecification {
         file('src/main/java/myapp/Main.java') << """
             |package myapp;
             |public class Main {
-            |   static void main(String[] args) {
-            |       System.out.println("Hello World!");
+            |   public static void main(String[] args) {
+            |       System.out.println("TestApp: Hello World! (" + args[0] + ")");
             |   }
             |}
         """.stripMargin()
@@ -171,12 +171,17 @@ class PublishingSpec extends PluginSpecification {
             |dependencies {
             |   compile 'shadow:a:1.0'
             |}
+            |
+            |runShadow {
+            |   args 'foo'
+            |}
         """.stripMargin()
 
         settingsFile << "rootProject.name = 'myapp'"
 
         when:
         runner.arguments << 'installShadow'
+        runner.arguments << 'runShadow'
         ExecutionResult result = runner.run()
 
         then:
@@ -200,5 +205,8 @@ class PublishingSpec extends PluginSpecification {
 
         and:
         assert startScript.text.contains("-jar \$APP_HOME/lib/myapp-1.0-all.jar")
+
+        and:
+        assert result.standardOutput.contains('TestApp: Hello World! (foo)')
     }
 }