1 files changed, 83 insertions, 0 deletions
diff --git a/packages/Python/lldbsuite/test/functionalities/watchpoint/variable_out_of_scope/TestWatchedVarHitWhenInScope.py b/packages/Python/lldbsuite/test/functionalities/watchpoint/variable_out_of_scope/TestWatchedVarHitWhenInScope.py
new file mode 100644
index 000000000000..21f1fb68426b
--- /dev/null
+++ b/packages/Python/lldbsuite/test/functionalities/watchpoint/variable_out_of_scope/TestWatchedVarHitWhenInScope.py
@@ -0,0 +1,83 @@
+"""
+Test that a variable watchpoint should only hit when in scope.
+"""
+
+from __future__ import print_function
+
+
+
+import unittest2
+import os, time
+import lldb
+from lldbsuite.test.lldbtest import *
+import lldbsuite.test.lldbutil as lldbutil
+
+class WatchedVariableHitWhenInScopeTestCase(TestBase):
+
+    mydir = TestBase.compute_mydir(__file__)
+
+    #
+    # This test depends on not tracking watchpoint expression hits if we have
+    # left the watchpoint scope.  We will provide such an ability at some point
+    # but the way this was done was incorrect, and it is unclear that for the
+    # most part that's not what folks mostly want, so we have to provide a 
+    # clearer API to express this.
+    #
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+        # Our simple source filename.
+        self.source = 'main.c'
+        self.exe_name = self.testMethodName
+        self.d = {'C_SOURCES': self.source, 'EXE': self.exe_name}
+
+    @unittest2.expectedFailure("rdar://problem/18685649")
+    def test_watched_var_should_only_hit_when_in_scope(self):
+        """Test that a variable watchpoint should only hit when in scope."""
+        self.build(dictionary=self.d)
+        self.setTearDownCleanup(dictionary=self.d)
+
+        exe = os.path.join(os.getcwd(), self.exe_name)
+        self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
+
+        # Add a breakpoint to set a watchpoint when stopped in main.
+        lldbutil.run_break_set_by_symbol (self, "main", num_expected_locations=-1)
+
+        # Run the program.
+        self.runCmd("run", RUN_SUCCEEDED)
+
+        # We should be stopped again due to the breakpoint.
+        # The stop reason of the thread should be breakpoint.
+        self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
+            substrs = ['stopped',
+                       'stop reason = breakpoint'])
+
+        # Now let's set a watchpoint for 'c.a'.
+        # There should be only one watchpoint hit (see main.c).
+        self.expect("watchpoint set variable c.a", WATCHPOINT_CREATED,
+            substrs = ['Watchpoint created', 'size = 4', 'type = w'])
+
+        # Use the '-v' option to do verbose listing of the watchpoint.
+        # The hit count should be 0 initially.
+        self.expect("watchpoint list -v",
+            substrs = ['hit_count = 0'])
+
+        self.runCmd("process continue")
+
+        # We should be stopped again due to the watchpoint (write type), but
+        # only once.  The stop reason of the thread should be watchpoint.
+        self.expect("thread list", STOPPED_DUE_TO_WATCHPOINT,
+            substrs = ['stopped',
+                       'stop reason = watchpoint'])
+
+        self.runCmd("process continue")
+        # Don't expect the read of 'global' to trigger a stop exception.
+        # The process status should be 'exited'.
+        self.expect("process status",
+            substrs = ['exited'])
+
+        # Use the '-v' option to do verbose listing of the watchpoint.
+        # The hit count should now be 1.
+        self.expect("watchpoint list -v",
+            substrs = ['hit_count = 1'])