Add test jar configuration and allow for mod tests from a compiled JAR

Author: robotgryphon

build.gradle

@@ -145,7 +145,7 @@ minecraft {
             environment 'MOD_MODULES', String.join(File.pathSeparator, "${mod_id}%%${project.name}.test")
             environment 'target', 'fmltestserver'
             environment 'targetModId', "${mod_id}"
-            environment "TEST_RESOURCES", sourceSets.test.resources.srcDirs[0]
+            environment "CC_TEST_RESOURCES", sourceSets.test.resources.srcDirs[0]
             arg '--keepAlive'
             forceExit = false
             mods {
@@ -168,7 +168,7 @@ minecraft {
             environment 'MOD_MODULES', String.join(File.pathSeparator, "${mod_id}%%${project.name}.test")
             environment 'target', 'fmltestserver'
             environment 'targetModId', "${mod_id}"
-            environment "TEST_RESOURCES", sourceSets.test.resources.srcDirs[0]
+            environment "CC_TEST_RESOURCES", sourceSets.test.resources.srcDirs[0]
             arg '--crashOnFailedTests'
             forceExit = false
             mods {
@@ -288,8 +288,16 @@ task apiJar(type: Jar) {
     classifier("api")
 }
 
+task testJar(type: Jar) {
+    from sourceSets.api.output
+    from sourceSets.main.output
+    from sourceSets.test.output
+    destinationDirectory = file("$rootDir/build-out")
+    classifier("tests")
+}
+
 artifacts {
-    archives jar, apiJar
+    archives jar, apiJar, testJar
 }
 
 publishing {
@@ -302,6 +310,7 @@ publishing {
                 artifact(apiJar) {
                     classifier = "api"
                 }
+                artifact(testJar)
             }
         }
 
@@ -313,6 +322,7 @@ publishing {
                 artifact(apiJar) {
                     classifier = "api"
                 }
+                artifact(testJar)
             }
         }
     }

src/test/java/dev/compactmods/crafting/tests/ServerEventListener.java

@@ -24,22 +24,26 @@ public static void onServerStarted(final FMLServerStartedEvent evt) {
 
         // Add "test/resources" as a resource pack to the pack repository
         final ResourcePackList packs = server.getPackRepository();
-        final FolderPackFinder testPack = new FolderPackFinder(new File(System.getenv("TEST_RESOURCES")), IPackNameDecorator.DEFAULT);
-        packs.addPackFinder(testPack);
-        packs.reload();
-
-        // add "file/resources" to selected pack list
-        final ImmutableSet<String> toSelect = ImmutableSet.<String>builder()
-                .addAll(packs.getSelectedIds())
-                .add("file/test_data")
-                .build();
-
-        packs.setSelected(toSelect);
-        
-        try {
-            server.reloadResources(packs.getSelectedIds()).get();
-        } catch (InterruptedException | ExecutionException e) {
-            CompactCrafting.LOGGER.error("Failed to reload test resource packs.", e);
+
+        final String cc_test_resources = System.getenv("CC_TEST_RESOURCES");
+        if(cc_test_resources != null) {
+            final FolderPackFinder testPack = new FolderPackFinder(new File(cc_test_resources), IPackNameDecorator.DEFAULT);
+            packs.addPackFinder(testPack);
+            packs.reload();
+
+            // add "file/resources" to selected pack list
+            final ImmutableSet<String> toSelect = ImmutableSet.<String>builder()
+                    .addAll(packs.getSelectedIds())
+                    .add("file/test_data")
+                    .build();
+
+            packs.setSelected(toSelect);
+
+            try {
+                server.reloadResources(packs.getSelectedIds()).get();
+            } catch (InterruptedException | ExecutionException e) {
+                CompactCrafting.LOGGER.error("Failed to reload test resource packs.", e);
+            }
         }
     }