diamonds: forbid diamonds completion with anonymous rollover (IDEA-72527)

java/java-tests/testData/codeInsight/completion/smartType/DiamondNotCollapsedInCaseOfAnonymousClasses-out.java

@@ -0,0 +1,9 @@
+class MyClass {
+  public void foo() {
+    MyDD<String> d = new MyDD<String>() {
+    }
+  }
+}
+
+abstract class MyDD<T> {
+}

java/java-tests/testData/codeInsight/completion/smartType/DiamondNotCollapsedInCaseOfAnonymousClasses.java

@@ -0,0 +1,8 @@
+class MyClass {
+  public void foo() {
+    MyDD<String> d = new MyD<caret>
+  }
+}
+
+abstract class MyDD<T> {
+}

java/java-tests/testSrc/com/intellij/codeInsight/completion/SmartType17CompletionTest.java

@@ -41,6 +41,10 @@ public class SmartType17CompletionTest extends LightFixtureCompletionTestCase {
     doTest();
   }
 
+  public void testDiamondNotCollapsedInCaseOfAnonymousClasses() throws Exception {
+    doTest();
+  }
+
   public void testDiamondPresentation() {
     configureByFile("/" + getTestName(false) + ".java");
     LookupElementPresentation presentation = new LookupElementPresentation();