Move some directories to now reside under lang/c or lang/cpp.
llvm-svn: 133881
diff --git a/lldb/test/lang/c/bitfields/TestBitfields.py b/lldb/test/lang/c/bitfields/TestBitfields.py
new file mode 100644
index 0000000..be091cb
--- /dev/null
+++ b/lldb/test/lang/c/bitfields/TestBitfields.py
@@ -0,0 +1,155 @@
+"""Show bitfields and check that they display correctly."""
+
+import os, time
+import unittest2
+import lldb
+from lldbtest import *
+
+class BitfieldsTestCase(TestBase):
+
+ mydir = os.path.join("lang", "c", "bitfields")
+
+ @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
+ def test_with_dsym_and_run_command(self):
+ """Test 'frame variable ...' on a variable with bitfields."""
+ self.buildDsym()
+ self.bitfields_variable()
+
+ @unittest2.skipUnless(sys.platform.startswith("darwin"), "requires Darwin")
+ @python_api_test
+ def test_with_dsym_and_python_api(self):
+ """Use Python APIs to inspect a bitfields variable."""
+ self.buildDsym()
+ self.bitfields_variable_python()
+
+ def test_with_dwarf_and_run_command(self):
+ """Test 'frame variable ...' on a variable with bitfields."""
+ self.buildDwarf()
+ self.bitfields_variable()
+
+ @python_api_test
+ def test_with_dwarf_and_python_api(self):
+ """Use Python APIs to inspect a bitfields variable."""
+ self.buildDwarf()
+ self.bitfields_variable_python()
+
+ def setUp(self):
+ # Call super's setUp().
+ TestBase.setUp(self)
+ # Find the line number to break inside main().
+ self.line = line_number('main.c', '// Set break point at this line.')
+
+ def bitfields_variable(self):
+ """Test 'frame variable ...' on a variable with bitfields."""
+ exe = os.path.join(os.getcwd(), "a.out")
+ self.runCmd("file " + exe, CURRENT_EXECUTABLE_SET)
+
+ # Break inside the main.
+ self.expect("breakpoint set -f main.c -l %d" % self.line,
+ BREAKPOINT_CREATED,
+ startstr = "Breakpoint created: 1: file ='main.c', line = %d, locations = 1" %
+ self.line)
+
+ self.runCmd("run", RUN_SUCCEEDED)
+
+ # The stop reason of the thread should be breakpoint.
+ self.expect("thread list", STOPPED_DUE_TO_BREAKPOINT,
+ substrs = ['stopped',
+ 'stop reason = breakpoint'])
+
+ # The breakpoint should have a hit count of 1.
+ self.expect("breakpoint list -f", BREAKPOINT_HIT_ONCE,
+ substrs = [' resolved, hit count = 1'])
+
+ # This should display correctly.
+ self.expect("frame variable -T bits", VARIABLES_DISPLAYED_CORRECTLY,
+ substrs = ['(uint32_t:1) b1 = 1',
+ '(uint32_t:2) b2 = 3',
+ '(uint32_t:3) b3 = 7',
+ '(uint32_t:4) b4 = 15',
+ '(uint32_t:5) b5 = 31',
+ '(uint32_t:6) b6 = 63',
+ '(uint32_t:7) b7 = 127',
+ '(uint32_t:4) four = 15'])
+
+ # And so should this.
+ # rdar://problem/8348251
+ self.expect("frame variable -T", VARIABLES_DISPLAYED_CORRECTLY,
+ substrs = ['(uint32_t:1) b1 = 1',
+ '(uint32_t:2) b2 = 3',
+ '(uint32_t:3) b3 = 7',
+ '(uint32_t:4) b4 = 15',
+ '(uint32_t:5) b5 = 31',
+ '(uint32_t:6) b6 = 63',
+ '(uint32_t:7) b7 = 127',
+ '(uint32_t:4) four = 15'])
+
+ def bitfields_variable_python(self):
+ """Use Python APIs to inspect a bitfields variable."""
+ exe = os.path.join(os.getcwd(), "a.out")
+
+ target = self.dbg.CreateTarget(exe)
+ self.assertTrue(target, VALID_TARGET)
+
+ breakpoint = target.BreakpointCreateByLocation("main.c", self.line)
+ self.assertTrue(breakpoint, VALID_BREAKPOINT)
+
+ process = target.LaunchSimple(None, None, os.getcwd())
+ self.assertTrue(process, PROCESS_IS_VALID)
+
+ # The stop reason of the thread should be breakpoint.
+ thread = target.GetProcess().GetThreadAtIndex(0)
+ if thread.GetStopReason() != lldb.eStopReasonBreakpoint:
+ from lldbutil import stop_reason_to_str
+ self.fail(STOPPED_DUE_TO_BREAKPOINT_WITH_STOP_REASON_AS %
+ stop_reason_to_str(thread.GetStopReason()))
+
+ # The breakpoint should have a hit count of 1.
+ self.assertTrue(breakpoint.GetHitCount() == 1, BREAKPOINT_HIT_ONCE)
+
+ # Lookup the "bits" variable which contains 8 bitfields.
+ frame = thread.GetFrameAtIndex(0)
+ bits = frame.FindVariable("bits")
+ self.DebugSBValue(frame, bits)
+ self.assertTrue(bits.GetTypeName() == "Bits" and
+ bits.GetNumChildren() == 8 and
+ bits.GetByteSize() == 4,
+ "(Bits)bits with byte size of 4 and 8 children")
+
+ # Notice the pattern of int(b1.GetValue(frame), 0). We pass a base of 0
+ # so that the proper radix is determined based on the contents of the
+ # string.
+ b1 = bits.GetChildAtIndex(0)
+ self.DebugSBValue(frame, b1)
+ self.assertTrue(b1.GetName() == "b1" and
+ b1.GetTypeName() == "uint32_t:1" and
+ b1.IsInScope(frame) and
+ int(b1.GetValue(frame), 0) == 1,
+ 'bits.b1 has type uint32_t:1, is in scope, and == 1')
+
+ b7 = bits.GetChildAtIndex(6)
+ self.DebugSBValue(frame, b7)
+ self.assertTrue(b7.GetName() == "b7" and
+ b7.GetTypeName() == "uint32_t:7" and
+ b7.IsInScope(frame) and
+ int(b7.GetValue(frame), 0) == 127,
+ 'bits.b7 has type uint32_t:7, is in scope, and == 127')
+
+ four = bits.GetChildAtIndex(7)
+ self.DebugSBValue(frame, four)
+ self.assertTrue(four.GetName() == "four" and
+ four.GetTypeName() == "uint32_t:4" and
+ four.IsInScope(frame) and
+ int(four.GetValue(frame), 0) == 15,
+ 'bits.four has type uint32_t:4, is in scope, and == 15')
+
+ # Now kill the process, and we are done.
+ rc = target.GetProcess().Kill()
+ self.assertTrue(rc.Success())
+
+
+if __name__ == '__main__':
+ import atexit
+ lldb.SBDebugger.Initialize()
+ atexit.register(lambda: lldb.SBDebugger.Terminate())
+ unittest2.main()