llvm-project/lldb/test/API/commands/trace/TestTraceDumpInfo.py

95 lines
2.7 KiB
Python

import lldb
from intelpt_testcase import *
from lldbsuite.test.lldbtest import *
from lldbsuite.test import lldbutil
from lldbsuite.test.decorators import *
class TestTraceDumpInfo(TraceIntelPTTestCaseBase):
def testErrorMessages(self):
# We first check the output when there are no targets
self.expect("thread trace dump info",
substrs=["error: invalid target, create a target using the 'target create' command"],
error=True)
# We now check the output when there's a non-running target
self.expect("target create " +
os.path.join(self.getSourceDir(), "intelpt-trace", "a.out"))
self.expect("thread trace dump info",
substrs=["error: Command requires a current process."],
error=True)
# Now we check the output when there's a running target without a trace
self.expect("b main")
self.expect("run")
self.expect("thread trace dump info",
substrs=["error: Process is not being traced"],
error=True)
def testDumpRawTraceSize(self):
self.expect("trace load -v " +
os.path.join(self.getSourceDir(), "intelpt-trace", "trace.json"),
substrs=["intel-pt"])
self.expect("thread trace dump info",
substrs=['''thread #1: tid = 3842849
Trace technology: intel-pt
Total number of trace items: 28
Memory usage:
Raw trace size: 4 KiB
Total approximate memory usage (excluding raw trace): 0.25 KiB
Average memory usage per item (excluding raw trace): 9.00 bytes
Timing for this thread:
Decoding instructions: ''', '''
Events:
Number of individual events: 7
software disabled tracing: 2
hardware disabled tracing: 4
trace synchronization point: 1'''],
patterns=["Decoding instructions: \d.\d\ds"])
def testDumpRawTraceSizeJSON(self):
self.expect("trace load -v " +
os.path.join(self.getSourceDir(), "intelpt-trace", "trace.json"),
substrs=["intel-pt"])
self.expect("thread trace dump info --json ",
substrs=['''{
"traceTechnology": "intel-pt",
"threadStats": {
"tid": 3842849,
"traceItemsCount": 28,
"memoryUsage": {
"totalInBytes": "252",
"avgPerItemInBytes": 9
},
"timingInSeconds": {
"Decoding instructions": 0''', '''
},
"events": {
"totalCount": 7,
"individualCounts": {
"software disabled tracing": 2,
"hardware disabled tracing": 4,
"trace synchronization point": 1
}
},
"errors": {
"totalCount": 0,
"libiptErrors": {},
"fatalErrors": 0,
"otherErrors": 0
}
},
"globalStats": {
"timingInSeconds": {}
}
}'''])