[java] navigation, presentation, and "go to symbol" provider for modules

java/java-tests/testSrc/com/intellij/navigation/ModuleNavigationTest.kt

@@ -0,0 +1,38 @@
+/*
+ * 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.navigation
+
+import com.intellij.ide.util.gotoByName.GotoSymbolModel2
+import com.intellij.psi.PsiJavaFile
+import com.intellij.testFramework.LightProjectDescriptor
+import com.intellij.testFramework.fixtures.LightCodeInsightFixtureTestCase
+import org.assertj.core.api.Assertions.assertThat
+
+class ModuleNavigationTest : LightCodeInsightFixtureTestCase() {
+  override fun getProjectDescriptor(): LightProjectDescriptor = JAVA_9
+
+  fun testNavigation() {
+    val file = myFixture.configureByText("module-info.java", "module my.mod.name { }")
+    (file as PsiJavaFile).moduleDeclaration!!.navigate(true)
+    assertThat(myFixture.editor.caretModel.offset).isEqualTo(file.text.indexOf("my.mod.name"))
+  }
+
+  fun testGoToSymbol() {
+    val file = myFixture.configureByText("module-info.java", "module my.mod.name { }")
+    val items = GotoSymbolModel2(myFixture.project).getElementsByName("my.mod.name", false, "my.mod")
+    assertThat(items).containsExactly((file as PsiJavaFile).moduleDeclaration!!)
+  }
+}