method chain completion: suggest chains for arrays

java/java-tests/testData/codeInsight/completion/methodChains/testArray/TestCompletion.java

@@ -0,0 +1,32 @@
+/*
+ * Copyright 2000-2014 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.
+ */
+import java.jang.String;
+
+class PsiMethod {
+}
+
+interface PsiClass {
+  PsiMethod[] getMethods();
+}
+
+public class TestCompletion {
+
+  PsiClass c;
+
+  public void method() {
+    PsiMethod[] m = <caret>
+  }
+}

java/java-tests/testData/codeInsight/completion/methodChains/testArray/TestIndex.java

@@ -0,0 +1,35 @@
+/*
+ * Copyright 2000-2014 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.
+ */
+public class TestIndex {
+
+  public void statMethod(PsiClass c) {
+    c.getMethods();
+    c.getMethods();
+    c.getMethods();
+    c.getMethods();
+    c.getMethods();
+    c.getMethods();
+    c.getMethods();
+    c.getMethods();
+  }
+}
+
+class PsiMethod {
+}
+
+interface PsiClass {
+  PsiMethod[] getMethods();
+}

java/java-tests/testSrc/com/intellij/codeInsight/completion/MethodChainsCompletionTest.java

@@ -99,7 +99,7 @@ public class MethodChainsCompletionTest extends AbstractCompilerAwareTest {
     assertAdvisorLookupElementEquals("getInstance().findFile().findElementAt", 0, 5, 3, 0, assertOneElement(doCompletion()));
   }
 
-  public void _testChainsWithIndependentCallings() {
+  public void testChainsWithIndependentCallings() {
     assertOneElement(doCompletion());
   }
 
@@ -210,6 +210,11 @@ public class MethodChainsCompletionTest extends AbstractCompilerAwareTest {
     doTestRendering();
   }
 
+  public void testArray() {
+    WeightableChainLookupElement element = assertOneElement(doCompletion());
+    assertEquals("c.getMethods", element.getLookupString());
+  }
+
   public void assertAdvisorLookupElementEquals(String lookupText,
                                                int unreachableParametersCount,
                                                int lastMethodWeight,