Issue 7999: DartEditor analyser goes into infinite loop, caused by class definition inside switch st

compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java

Index: compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java
diff --git a/compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java b/compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java
index 3a72c7a692ec9ddd0720744ec81e17065fff2a6d..3e070aa1f30df48360a0addc9deefed8d78b7d1e 100644
--- a/compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java
+++ b/compiler/javatests/com/google/dart/compiler/parser/SyntaxTest.java
@@ -193,6 +193,27 @@ public class SyntaxTest extends AbstractParserTest {
   }
 
   /**
+   * There was bug that class instead of case in switch caused infinite parsing loop.
+   * <p>
+   * http://code.google.com/p/dart/issues/detail?id=7999
+   */
+  public void test_switch_class_inCase() {
+    DartParserRunner runner = parseSource(Joiner.on("\n").join(
+        "// filler filler filler filler filler filler filler filler filler filler",
+        "void main() {",
+        "  print((e) {",
+        "    switch (e) {",
+        "      case 'Up': cursor.(); break;",
+        "      class LoopClass { var myData; }",
+        "      case 'Down':",
+        "    }",
+        "  }); ",
+        "}",
+        ""));
+    assertTrue(runner.getErrorCount() > 0);
+  }
+
+  /**
    * There was bug that handling missing identifier (method name) after "cursor." in switch caused
    * infinite parsing loop.
    * <p>