Test that breakpoint by symbol name works correctly dlopen'ing a dynamic lib.

llvm-svn: 107812

lldb/test/load_unload/TestLoadUnload.py

@@ -0,0 +1,72 @@
+"""
+Test that breakpoint by symbol name works correctly dlopen'ing a dynamic lib.
+"""
+
+import os, time
+import unittest
+import lldb
+import lldbtest
+
+class TestClassTypes(lldbtest.TestBase):
+
+    mydir = "load_unload"
+
+    def test_dead_strip(self):
+        """Test breakpoint by name works correctly with dlopen'ing."""
+        res = self.res
+        exe = os.path.join(os.getcwd(), "a.out")
+        self.ci.HandleCommand("file " + exe, res)
+        self.assertTrue(res.Succeeded())
+
+        # Break by function name a_function (not yet loaded).
+        self.ci.HandleCommand("breakpoint set -n a_function", res)
+        self.assertTrue(res.Succeeded())
+        self.assertTrue(res.GetOutput().startswith(
+            "Breakpoint created: 1: name = 'a_function', locations = 0 "
+            "(pending)"
+            ))
+
+        self.ci.HandleCommand("run", res)
+        time.sleep(0.1)
+        self.assertTrue(res.Succeeded())
+
+        # The stop reason of the thread should be breakpoint and at a_function.
+        self.ci.HandleCommand("thread list", res)
+        output = res.GetOutput()
+        self.assertTrue(res.Succeeded())
+        self.assertTrue(output.find('state is Stopped') > 0 and
+                        output.find('a_function') > 0 and
+                        output.find('a.c:14') > 0 and
+                        output.find('stop reason = breakpoint') > 0)
+
+        # The breakpoint should have a hit count of 1.
+        self.ci.HandleCommand("breakpoint list", res)
+        self.assertTrue(res.Succeeded())
+        self.assertTrue(res.GetOutput().find(' resolved, hit count = 1') > 0)
+
+        self.ci.HandleCommand("continue", res)
+        self.assertTrue(res.Succeeded())
+
+#         # We should stop agaian at a_function.
+#         # The stop reason of the thread should be breakpoint and at a_function.
+#         self.ci.HandleCommand("thread list", res)
+#         output = res.GetOutput()
+#         self.assertTrue(res.Succeeded())
+#         self.assertTrue(output.find('state is Stopped') > 0 and
+#                         output.find('a_function') > 0 and
+#                         output.find('a.c:14') > 0 and
+#                         output.find('stop reason = breakpoint') > 0)
+
+#         # The breakpoint should have a hit count of 2.
+#         self.ci.HandleCommand("breakpoint list", res)
+#         self.assertTrue(res.Succeeded())
+#         self.assertTrue(res.GetOutput().find(' resolved, hit count = 2') > 0)
+
+#         self.ci.HandleCommand("continue", res)
+#         self.assertTrue(res.Succeeded())
+
+
+if __name__ == '__main__':
+    lldb.SBDebugger.Initialize()
+    unittest.main()
+    lldb.SBDebugger.Terminate()