process diamonds on safe delete of type parameter (IDEA-73968)

java/java-tests/testData/refactoring/safeDelete/LastTypeParam.java

@@ -0,0 +1,8 @@
+public class Test<T<caret>T> {}
+
+class Foo {
+        void test() {
+                Test<String> test = new Test<>();
+                Test<String> test2 = new Test<String>();
+        }
+}

java/java-tests/testData/refactoring/safeDelete/LastTypeParam_after.java

@@ -0,0 +1,8 @@
+public class Test {}
+
+class Foo {
+        void test() {
+                Test test = new Test();
+                Test test2 = new Test();
+        }
+}

java/java-tests/testData/refactoring/safeDelete/TypeParamFromDiamond.java

@@ -0,0 +1,8 @@
+public class Test<<caret>T, U> {}
+
+class Foo {
+        void test() {
+                Test<String, Long> test = new Test<>();
+                Test<String, Long> test2 = new Test<String, Long>();
+        }
+}

java/java-tests/testData/refactoring/safeDelete/TypeParamFromDiamond_after.java

@@ -0,0 +1,8 @@
+public class Test<U> {}
+
+class Foo {
+        void test() {
+                Test<Long> test = new Test<>();
+                Test<Long> test2 = new Test<Long>();
+        }
+}

java/java-tests/testSrc/com/intellij/refactoring/SafeDeleteTest.java

@@ -134,6 +134,16 @@ public class SafeDeleteTest extends MultiFileTestCase {
     doSingleFileTest();
   }
 
+  public void testLastTypeParam() throws Exception {
+    LanguageLevelProjectExtension.getInstance(getProject()).setLanguageLevel(LanguageLevel.JDK_1_7);
+    doSingleFileTest();
+  }
+
+  public void testTypeParamFromDiamond() throws Exception {
+    LanguageLevelProjectExtension.getInstance(getProject()).setLanguageLevel(LanguageLevel.JDK_1_7);
+    doSingleFileTest();
+  }
+
   private void doTest(@NonNls final String qClassName) throws Exception {
     doTest(new PerformAction() {
       @Override