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"""
Tests basic Main Thread Checker support (detecting a main-thread-only violation).
"""
import lldb
from lldbsuite.test.lldbtest import *
from lldbsuite.test.decorators import *
import lldbsuite.test.lldbutil as lldbutil
from lldbsuite.test.lldbplatformutil import *
import json
class MTCSimpleTestCase(TestBase):
@skipUnlessDarwin
@skipIf(compiler="clang", compiler_version=['<', '9.0'])
def test(self):
self.mtc_dylib_path = findMainThreadCheckerDylib()
if self.mtc_dylib_path == "":
self.skipTest("This test requires libMainThreadChecker.dylib")
self.build()
self.mtc_tests()
@skipIf(archs=['i386'])
@skipIf(compiler="clang", compiler_version=['<', '9.0'])
def mtc_tests(self):
self.assertNotEqual(self.mtc_dylib_path, "")
# Load the test
exe = self.getBuildArtifact("a.out")
self.expect("file " + exe, patterns=["Current executable set to .*a.out"])
self.runCmd("env DYLD_INSERT_LIBRARIES=%s" % self.mtc_dylib_path)
self.runCmd("run")
process = self.dbg.GetSelectedTarget().process
thread = process.GetSelectedThread()
frame = thread.GetSelectedFrame()
view = "NSView" if lldbplatformutil.getPlatform() == "macosx" else "UIView"
self.expect("thread info",
substrs=['stop reason = -[' + view +
' superview] must be used from main thread only'])
self.expect(
"thread info -s",
substrs=[
"api_name",
"class_name",
"description",
"instrumentation_class",
"selector"
])
self.assertEqual(thread.GetStopReason(), lldb.eStopReasonInstrumentation)
output_lines = self.res.GetOutput().split('\n')
json_line = '\n'.join(output_lines[2:])
data = json.loads(json_line)
self.assertEqual(data["instrumentation_class"], "MainThreadChecker")
self.assertEqual(data["api_name"], "-[" + view + " superview]")
self.assertEqual(data["class_name"], view)
self.assertEqual(data["selector"], "superview")
self.assertEqual(data["description"], "-[" + view + " superview] must be used from main thread only")
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