func TestOrderByPid(t *testing.T) {
reader := strings.NewReader(`
2014-12-31 11:01:49
Full thread dump Java HotSpot(TM) 64-Bit Server VM (24.65-b04 mixed mode):
"AWT-Windows" daemon prio=6 tid=0x0000000007e88800 nid=0x17a4 runnable [0x0000000009bef000]
java.lang.Thread.State: BLOCKED (on object monitor)
"zZ" daemon prio=6 tid=0x0000000007e88800 nid=0x17a5 runnable [0x0000000009bef000]
java.lang.Thread.State: RUNNABLE
"a" prio=1 tid=0x2 nid=0x3 waiting on condition [0x4]
java.lang.Thread.State: WAITING (parking)
"AWT-Shutdown" prio=6 tid=0x0000000007e31800 nid=0xb34 in Object.wait() [0x0000000009aef000]
java.lang.Thread.State: WAITING (on object monitor)
"ZZ" prio=6 tid=0x00000000092e4000 nid=0x7fc in Object.wait() [0x000000000a70e000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
`)
parser := tdformat.NewParser(reader)
assert.NotNil(t, parser)
var out bytes.Buffer
listThreads(parser, Conf{"pid", false, printDecimalPid}, &out)
assert.Equal(t, `
a P 3
ZZ T 2044
AWT-Shutdown W 2868
AWT-Windows B 6052
zZ R 6053
`, "\n"+out.String())
}
func TestClassFilter(t *testing.T) {
reader := strings.NewReader(`
2014-12-31 11:01:49
Full thread dump Java HotSpot(TM) 64-Bit Server VM (24.65-b04 mixed mode):
"filteredOut" daemon prio=8 tid=0x00000000094ce800 nid=0xe2c in Object.wait() [0x000000000ce3e000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
- locked <0x123> (a java.lang.Object)
"holder1" daemon prio=8 tid=0x00000000094ce800 nid=0xe2c in Object.wait() [0x000000000ce3e000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
- locked <0x456> (a a.b.C)
`)
parser := tdformat.NewParser(reader)
assert.NotNil(t, parser)
var out bytes.Buffer
listLocks(parser, 0, "a.b.C", &out)
assert.Equal(t, `
Dump: 2014-12-31 11:01:49
"holder1" holds 0x456 (a.b.C)
`, "\n"+out.String())
}
func TestSingleDump(t *testing.T) {
reader := strings.NewReader(`
2014-12-31 11:01:49
Full thread dump Java HotSpot(TM) 64-Bit Server VM (24.65-b04 mixed mode):
"AWT-Windows" daemon prio=6 tid=0x0000000007e88800 nid=0x17a4 runnable [0x0000000009bef000]
java.lang.Thread.State: RUNNABLE
"AWT-Shutdown" prio=6 tid=0x0000000007e31800 nid=0xb34 in Object.wait() [0x0000000009aef000]
java.lang.Thread.State: WAITING (on object monitor)
"a" prio=1 tid=0x2 nid=0x3 waiting on condition [0x4]
java.lang.Thread.State: WAITING (parking)
"AWT-Windows" daemon prio=6 tid=0x0000000007e88800 nid=0x17a4 runnable [0x0000000009bef000]
java.lang.Thread.State: RUNNABLE
"Thread-2" prio=6 tid=0x00000000092e4000 nid=0x7fc in Object.wait() [0x000000000a70e000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
"My thread" prio=10 tid=0x00007fffec015800 nid=0x1775 waiting for monitor entry [0x00007ffff15e5000]
java.lang.Thread.State: BLOCKED (on object monitor)
"Thread-2" prio=6 tid=0x00000000092e4000 nid=0x7fc in Object.wait() [0x000000000a70e000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
`)
parser := tdformat.NewParser(reader)
assert.NotNil(t, parser)
stats := allStats(parser)
assert.NotNil(t, stats)
assert.Equal(t, 1, len(stats))
assert.Equal(t, 5, len(stats[0].stats))
assert.Equal(t, 2, stats[0].stats[tdformat.THREAD_RUNNING])
assert.Equal(t, 1, stats[0].stats[tdformat.THREAD_WAITING])
assert.Equal(t, 2, stats[0].stats[tdformat.THREAD_TIMED_WAITING])
assert.Equal(t, 1, stats[0].stats[tdformat.THREAD_BLOCKED])
assert.Equal(t, 1, stats[0].stats[tdformat.THREAD_PARKED])
}
/*
A special test for Object.wait() because the thread is then both locker and waiting.
*/
func TestObjectWait(t *testing.T) {
reader := strings.NewReader(`
2014-12-31 11:01:49
Full thread dump Java HotSpot(TM) 64-Bit Server VM (24.65-b04 mixed mode):
"D3D Screen Updater" daemon prio=8 tid=0x00000000094ce800 nid=0xe2c in Object.wait() [0x000000000ce3e000]
java.lang.Thread.State: TIMED_WAITING (on object monitor)
- waiting on <0x00000000c0092b98> (a java.lang.Object)
- locked <0x00000000c0092b98> (a java.lang.Object)
`)
parser := tdformat.NewParser(reader)
assert.NotNil(t, parser)
var out bytes.Buffer
listLocks(parser, 0, "", &out)
assert.Equal(t, `
Dump: 2014-12-31 11:01:49
"D3D Screen Updater" holds 0x00000000c0092b98 (java.lang.Object)
- D3D Screen Updater
`, "\n"+out.String())
}
func InitTool() tdformat.Parser {
showHelp := flag.Bool("h", false, "shows this help")
fileName := flag.String("f", "", "the file to use (stdin is used per default)")
flag.Parse()
if *showHelp {
flag.PrintDefaults()
os.Exit(0)
}
reader, err := tdformat.OpenFile(fileName)
// FIXME: the reader has to be closed somehow
if err != nil {
fmt.Fprintf(os.Stderr, "Could not open file '%v': %v\n", *fileName, err)
os.Exit(1)
}
return tdformat.NewParser(reader)
}