Coin's diamond parsing test

java/java-tests/testData/psi/parser-partial/expressions/New16.txt

@@ -0,0 +1,17 @@
+PsiJavaFile:New16.java
+  PsiNewExpression:new C<>()
+    PsiKeyword:new('new')
+    PsiReferenceParameterList
+      <empty list>
+    PsiWhiteSpace(' ')
+    PsiJavaCodeReferenceElement:C<>
+      PsiIdentifier:C('C')
+      PsiReferenceParameterList
+        PsiJavaToken:LT('<')
+        PsiTypeElement:
+          PsiTypeElement:DIAMOND
+            <empty list>
+        PsiJavaToken:GT('>')
+    PsiExpressionList
+      PsiJavaToken:LPARENTH('(')
+      PsiJavaToken:RPARENTH(')')

java/java-tests/testSrc/com/intellij/lang/java/parser/partial/ExpressionParserTest.java

@@ -18,6 +18,7 @@ package com.intellij.lang.java.parser.partial;
 import com.intellij.lang.PsiBuilder;
 import com.intellij.lang.java.parser.ExpressionParser;
 import com.intellij.lang.java.parser.JavaParsingTestCase;
+import com.intellij.pom.java.LanguageLevel;
 
 
 public class ExpressionParserTest extends JavaParsingTestCase {
@@ -73,6 +74,10 @@ public class ExpressionParserTest extends JavaParsingTestCase {
   public void testNew13() { doParserTest("new int[1][][2]"); }
   public void testNew14() { doParserTest("Q.new A()"); }
   public void testNew15() { doParserTest("new C<?>.B()"); }
+  public void testNew16() {
+    withLevel(LanguageLevel.JDK_1_7,
+              new Runnable() { public void run() { doParserTest("new C<>()"); } });
+  }
 
   public void testExprList0() { doParserTest("f(1,2)"); }
   public void testExprList1() { doParserTest("f("); }