[Lldb-commits] [lldb] r150450 - in /lldb/trunk/test/lang/objc/foundation: TestObjectDescriptionAPI.py main.m

[Johnny Chen]

Author: johnny
Date: Mon Feb 13 19:02:41 2012
New Revision: 150450

URL: http://llvm.org/viewvc/llvm-project?rev=150450&view=rev
Log:
Add test cases exercising SBValue.GetObjectDescription() with the SBValue from SBTarget.FindGlobalVariables()
as well as from SBFrame.GetVariables().  Both scenarios are expected to work.

Added:
    lldb/trunk/test/lang/objc/foundation/TestObjectDescriptionAPI.py
Modified:
    lldb/trunk/test/lang/objc/foundation/main.m

Added: lldb/trunk/test/lang/objc/foundation/TestObjectDescriptionAPI.py
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/lang/objc/foundation/TestObjectDescriptionAPI.py?rev=150450&view=auto
==============================================================================
--- lldb/trunk/test/lang/objc/foundation/TestObjectDescriptionAPI.py (added)
+++ lldb/trunk/test/lang/objc/foundation/TestObjectDescriptionAPI.py Mon Feb 13 19:02:41 2012
@@ -0,0 +1,87 @@
+"""
+Test SBValue.GetObjectDescription() with the value from SBTarget.FindGlobalVariables().
+"""
+
+import os, time
+import re
+import unittest2
+import lldb, lldbutil
+from lldbtest import *
+
+class ObjectDescriptionAPITestCase(TestBase):
+
+    mydir = os.path.join("lang", "objc", "foundation")
+
+    # rdar://problem/10857337
+    @unittest2.expectedFailure
+    @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
+    @python_api_test
+    def test_find_global_variables_then_object_description_with_dsym(self):
+        """Exercise SBTaget.FindGlobalVariables() API."""
+        d = {'EXE': 'a.out'}
+        self.buildDsym(dictionary=d)
+        self.setTearDownCleanup(dictionary=d)
+        self.find_global_variables_then_object_description('a.out')
+
+    # rdar://problem/10857337
+    @unittest2.expectedFailure
+    @python_api_test
+    def test_find_global_variables_then_object_description_with_dwarf(self):
+        """Exercise SBTarget.FindGlobalVariables() API."""
+        d = {'EXE': 'b.out'}
+        self.buildDwarf(dictionary=d)
+        self.setTearDownCleanup(dictionary=d)
+        self.find_global_variables_then_object_description('b.out')
+
+    def setUp(self):
+        # Call super's setUp().
+        TestBase.setUp(self)
+        # Find the line number to break at.
+        self.source = 'main.m'
+        self.line = line_number(self.source, '// Set break point at this line.')
+
+    def find_global_variables_then_object_description(self, exe_name):
+        """Exercise SBTaget.FindGlobalVariables() followed by SBValue.GetObjectDescription()."""
+        exe = os.path.join(os.getcwd(), exe_name)
+
+        # Create a target by the debugger.
+        target = self.dbg.CreateTarget(exe)
+        self.assertTrue(target, VALID_TARGET)
+
+        breakpoint = target.BreakpointCreateByLocation(self.source, self.line)
+        self.assertTrue(breakpoint, VALID_BREAKPOINT)
+
+        # Now launch the process, and do not stop at entry point.
+        process = target.LaunchSimple(None, None, os.getcwd())
+        self.assertTrue(process, PROCESS_IS_VALID)
+        # Make sure we hit our breakpoint:
+        thread_list = lldbutil.get_threads_stopped_at_breakpoint (process, breakpoint)
+        self.assertTrue (len(thread_list) == 1)
+
+        thread = thread_list[0]
+        frame0 = thread.GetFrameAtIndex(0)
+
+        # Note my_global_str's object description prints fine here.
+        value_list1 = frame0.GetVariables(True, True, True, True)
+        for v in value_list1:
+            if self.TraceOn():
+                print "val:", v
+                print "object description:", v.GetObjectDescription()
+            if v.GetName() == 'my_global_str':
+                self.assertTrue(v.GetObjectDescription() == 'This is a global string')
+
+        # But not here!
+        value_list2 = target.FindGlobalVariables('my_global_str', 3)
+        for v in value_list2:
+            if self.TraceOn():
+                print "val:", v
+                print "object description:", v.GetObjectDescription()
+            if v.GetName() == 'my_global_str':
+                self.assertTrue(v.GetObjectDescription() == 'This is a global string')
+
+        
+if __name__ == '__main__':
+    import atexit
+    lldb.SBDebugger.Initialize()
+    atexit.register(lambda: lldb.SBDebugger.Terminate())
+    unittest2.main()

Modified: lldb/trunk/test/lang/objc/foundation/main.m
URL: http://llvm.org/viewvc/llvm-project/lldb/trunk/test/lang/objc/foundation/main.m?rev=150450&r1=150449&r2=150450&view=diff
==============================================================================
--- lldb/trunk/test/lang/objc/foundation/main.m (original)
+++ lldb/trunk/test/lang/objc/foundation/main.m Mon Feb 13 19:02:41 2012
@@ -85,9 +85,12 @@
     return 0;
 }
 
+NSString *my_global_str = NULL;
+
 void
 Test_MyString (const char *program)
 {
+    my_global_str = [NSString stringWithString:@"This is a global string"];
     NSString *str = [NSString stringWithFormat:@"Hello from '%s'", program];
     MyString *my = [[MyString alloc] initWithNSString:str];
     NSLog(@"MyString instance: %@", [my description]);