[java] module formatting

java/java-tests/testSrc/com/intellij/psi/formatter/java/JavaModuleFormatterTest.kt

@@ -0,0 +1,39 @@
+/*
+ * Copyright 2000-2016 JetBrains s.r.o.
+ *
+ * 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 com.intellij.psi.formatter.java
+
+import com.intellij.openapi.roots.LanguageLevelProjectExtension
+import com.intellij.pom.java.LanguageLevel
+import com.intellij.testFramework.LightPlatformTestCase
+
+class JavaModuleFormatterTest : AbstractJavaFormatterTest() {
+  override fun setUp() {
+    super.setUp()
+    LanguageLevelProjectExtension.getInstance(LightPlatformTestCase.getProject()).languageLevel = LanguageLevel.JDK_1_9
+  }
+
+  fun testEmpty() {
+    doTextTest("module A.B { }", "module A.B {\n}")
+  }
+
+  fun testCommentBody() {
+    doTextTest("module m { /* comment */ }", "module m { /* comment */\n}")
+  }
+
+  fun testStatements() {
+    doTextTest("module m { requires java.base; exports a.b; }", "module m {\n    requires java.base;\n    exports a.b;\n}")
+  }
+}