Add a simple test case for 'help watchpoint', 'help watchpt-id', and 'help watchpt-id-list'.

llvm-svn: 140393
diff --git a/lldb/test/help/TestHelp.py b/lldb/test/help/TestHelp.py
index 73e059a..95bf816 100644
--- a/lldb/test/help/TestHelp.py
+++ b/lldb/test/help/TestHelp.py
@@ -112,6 +112,15 @@
         self.expect("help target variable",
             substrs = ['<variable-name> [<variable-name> [...]]'])
 
+    def test_help_watchpoint_and_its_args(self):
+        """Command 'help watchpoint', 'help watchpt-id', and 'help watchpt-id-list' should work."""
+        self.expect("help watchpoint",
+            substrs = ['delete', 'disable', 'enable', 'list'])
+        self.expect("help watchpt-id",
+            substrs = ['<watchpt-id>'])
+        self.expect("help watchpt-id-list",
+            substrs = ['<watchpt-id-list>'])
+
 
 if __name__ == '__main__':
     import atexit