package main import ( "fmt" "git.curoverse.com/arvados.git/sdk/go/arvadosclient" . "gopkg.in/check.v1" "testing" "time" ) type LoggingTestSuite struct{} type TestTimestamper struct { count int } func (this *TestTimestamper) Timestamp(t time.Time) string { this.count += 1 return fmt.Sprintf("2015-12-29T15:51:45.%09dZ", this.count) } // Gocheck boilerplate var _ = Suite(&LoggingTestSuite{}) func (s *LoggingTestSuite) TestWriteLogs(c *C) { api := &ArvTestClient{} kc := &KeepTestClient{} cr := NewContainerRunner(api, kc, nil, "zzzzz-zzzzzzzzzzzzzzz") cr.CrunchLog.Timestamper = (&TestTimestamper{}).Timestamp cr.CrunchLog.Print("Hello world!") cr.CrunchLog.Print("Goodbye") cr.CrunchLog.Close() c.Check(api.Calls, Equals, 1) mt, err := cr.LogCollection.ManifestText() c.Check(err, IsNil) c.Check(mt, Equals, ". 74561df9ae65ee9f35d5661d42454264+83 0:83:crunch-run.txt\n") logtext := "2015-12-29T15:51:45.000000001Z Hello world!\n" + "2015-12-29T15:51:45.000000002Z Goodbye\n" c.Check(api.Content[0]["log"].(arvadosclient.Dict)["event_type"], Equals, "crunch-run") c.Check(api.Content[0]["log"].(arvadosclient.Dict)["properties"].(map[string]string)["text"], Equals, logtext) c.Check(string(kc.Content), Equals, logtext) } func (s *LoggingTestSuite) TestWriteLogsLarge(c *C) { if testing.Short() { return } api := &ArvTestClient{} kc := &KeepTestClient{} cr := NewContainerRunner(api, kc, nil, "zzzzz-zzzzzzzzzzzzzzz") cr.CrunchLog.Timestamper = (&TestTimestamper{}).Timestamp cr.CrunchLog.Immediate = nil for i := 0; i < 2000000; i++ { cr.CrunchLog.Printf("Hello %d", i) } cr.CrunchLog.Print("Goodbye") cr.CrunchLog.Close() c.Check(api.Calls > 1, Equals, true) c.Check(api.Calls < 2000000, Equals, true) mt, err := cr.LogCollection.ManifestText() c.Check(err, IsNil) c.Check(mt, Equals, ". 9c2c05d1fae6aaa8af85113ba725716d+67108864 80b821383a07266c2a66a4566835e26e+21780065 0:88888929:crunch-run.txt\n") } func (s *LoggingTestSuite) TestWriteMultipleLogs(c *C) { api := &ArvTestClient{} kc := &KeepTestClient{} cr := NewContainerRunner(api, kc, nil, "zzzzz-zzzzzzzzzzzzzzz") ts := &TestTimestamper{} cr.CrunchLog.Timestamper = ts.Timestamp stdout := NewThrottledLogger(cr.NewLogWriter("stdout")) stdout.Timestamper = ts.Timestamp cr.CrunchLog.Print("Hello world!") stdout.Print("Doing stuff") cr.CrunchLog.Print("Goodbye") stdout.Print("Blurb") cr.CrunchLog.Close() stdout.Close() logText := make(map[string]string) for _, content := range api.Content { log := content["log"].(arvadosclient.Dict) logText[log["event_type"].(string)] += log["properties"].(map[string]string)["text"] } c.Check(logText["crunch-run"], Equals, `2015-12-29T15:51:45.000000001Z Hello world! 2015-12-29T15:51:45.000000003Z Goodbye `) c.Check(logText["stdout"], Equals, `2015-12-29T15:51:45.000000002Z Doing stuff 2015-12-29T15:51:45.000000004Z Blurb `) mt, err := cr.LogCollection.ManifestText() c.Check(err, IsNil) c.Check(mt, Equals, ""+ ". 408672f5b5325f7d20edfbf899faee42+83 0:83:crunch-run.txt\n"+ ". c556a293010069fa79a6790a931531d5+80 0:80:stdout.txt\n") }