155 lines
5.3 KiB
Python
155 lines
5.3 KiB
Python
import lldb
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from intelpt_testcase import *
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from lldbsuite.test.lldbtest import *
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from lldbsuite.test import lldbutil
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from lldbsuite.test.decorators import *
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class TestTraceStartStopMultipleThreads(TraceIntelPTTestCaseBase):
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mydir = TestBase.compute_mydir(__file__)
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@skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64']))
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@testSBAPIAndCommands
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def testStartMultipleLiveThreads(self):
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self.build()
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exe = self.getBuildArtifact("a.out")
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self.dbg.CreateTarget(exe)
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self.expect("b main")
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self.expect("b 6")
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self.expect("b 11")
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self.expect("r")
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self.traceStartProcess()
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self.expect("continue")
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self.expect("thread trace dump instructions", substrs=['main.cpp:9'])
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# We'll see here the second thread
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self.expect("continue")
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self.expect("thread trace dump instructions", substrs=['main.cpp:4'])
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@skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64']))
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@testSBAPIAndCommands
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def testStartMultipleLiveThreadsWithStops(self):
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self.build()
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exe = self.getBuildArtifact("a.out")
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self.dbg.CreateTarget(exe)
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self.expect("b main")
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self.expect("b 6")
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self.expect("b 11")
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self.expect("r")
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self.traceStartProcess()
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# We'll see here the first thread
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self.expect("continue")
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# We are in thread 2
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self.expect("thread trace dump instructions", substrs=['main.cpp:9'])
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self.expect("thread trace dump instructions 2", substrs=['main.cpp:9'])
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# We stop tracing it
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self.expect("thread trace stop 2")
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# The trace is still in memory
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self.expect("thread trace dump instructions 2", substrs=['main.cpp:9'])
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# We'll stop at the next breakpoint, thread 2 will be still alive, but not traced. Thread 3 will be traced
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self.expect("continue")
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self.expect("thread trace dump instructions", substrs=['main.cpp:4'])
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self.expect("thread trace dump instructions 3", substrs=['main.cpp:4'])
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self.expect("thread trace dump instructions 2", substrs=['not traced'])
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@skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64']))
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@testSBAPIAndCommands
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def testStartMultipleLiveThreadsWithStops(self):
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self.build()
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exe = self.getBuildArtifact("a.out")
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self.dbg.CreateTarget(exe)
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self.expect("b main")
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self.expect("b 6")
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self.expect("b 11")
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self.expect("r")
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self.traceStartProcess()
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# We'll see here the first thread
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self.expect("continue")
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# We are in thread 2
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self.expect("thread trace dump instructions", substrs=['main.cpp:9'])
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self.expect("thread trace dump instructions 2", substrs=['main.cpp:9'])
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# We stop tracing all
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self.expect("thread trace stop all")
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# The trace is still in memory
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self.expect("thread trace dump instructions 2", substrs=['main.cpp:9'])
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# We'll stop at the next breakpoint in thread 3, thread 2 and 3 will be alive, but only 3 traced.
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self.expect("continue")
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self.expect("thread trace dump instructions", substrs=['main.cpp:4'])
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self.expect("thread trace dump instructions 3", substrs=['main.cpp:4'])
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self.expect("thread trace dump instructions 1", substrs=['not traced'])
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self.expect("thread trace dump instructions 2", substrs=['not traced'])
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@skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64']))
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def testStartMultipleLiveThreadsWithThreadStartAll(self):
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self.build()
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exe = self.getBuildArtifact("a.out")
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target = self.dbg.CreateTarget(exe)
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self.expect("b main")
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self.expect("b 6")
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self.expect("b 11")
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self.expect("r")
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self.expect("continue")
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# We are in thread 2
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self.expect("thread trace start all")
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# Now we have instructions in thread's 2 trace
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self.expect("n")
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self.expect("thread trace dump instructions 2", substrs=['main.cpp:11'])
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# We stop tracing all
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self.runCmd("thread trace stop all")
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# The trace is still in memory
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self.expect("thread trace dump instructions 2", substrs=['main.cpp:11'])
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# We'll stop at the next breakpoint in thread 3, and nothing should be traced
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self.expect("continue")
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self.expect("thread trace dump instructions 3", substrs=['not traced'])
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self.expect("thread trace dump instructions 1", substrs=['not traced'])
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self.expect("thread trace dump instructions 2", substrs=['not traced'])
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@skipIf(oslist=no_match(['linux']), archs=no_match(['i386', 'x86_64']))
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@testSBAPIAndCommands
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def testStartMultipleLiveThreadsWithSmallTotalLimit(self):
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self.build()
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exe = self.getBuildArtifact("a.out")
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self.dbg.CreateTarget(exe)
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self.expect("b main")
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self.expect("r")
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# trace the entire process with enough total size for 1 thread trace
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self.traceStartProcess(processBufferSizeLimit=5000)
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# we get the stop event when trace 2 appears and can't be traced
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self.expect("c", substrs=['Thread', "can't be traced"])
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# we get the stop event when trace 3 appears and can't be traced
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self.expect("c", substrs=['Thread', "can't be traced"])
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self.traceStopProcess()
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