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scrape: fix goroutine leak in test (#6812) 

* scrape: fix goroutine leak in test

Signed-off-by: BurtonQin <bobbqqin@gmail.com>
This commit is contained in:
Boqin Qin 2020-02-13 15:53:07 +08:00 committed by GitHub
parent 135cc30063
commit cdbd42393e
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 9 additions and 8 deletions
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17
scrape/scrape_test.go
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@ -427,7 +427,7 @@ func nopMutator(l labels.Labels) labels.Labels { return l }
func TestScrapeLoopStop(t *testing.T) {
var (
signal = make(chan struct{})
signal = make(chan struct{}, 1)
appender = &collectResultAppender{}
scraper = &testScraper{}
app = func() storage.Appender { return appender }
@ -492,7 +492,7 @@ func TestScrapeLoopStop(t *testing.T) {
func TestScrapeLoopRun(t *testing.T) {
var (
signal = make(chan struct{})
signal = make(chan struct{}, 1)
errc = make(chan error)
scraper = &testScraper{}
@ -676,7 +676,7 @@ func TestScrapeLoopSeriesAdded(t *testing.T) {
func TestScrapeLoopRunCreatesStaleMarkersOnFailedScrape(t *testing.T) {
appender := &collectResultAppender{}
var (
signal = make(chan struct{})
signal = make(chan struct{}, 1)
scraper = &testScraper{}
app = func() storage.Appender { return appender }
)
@ -730,7 +730,7 @@ func TestScrapeLoopRunCreatesStaleMarkersOnFailedScrape(t *testing.T) {
func TestScrapeLoopRunCreatesStaleMarkersOnParseFailure(t *testing.T) {
appender := &collectResultAppender{}
var (
signal = make(chan struct{})
signal = make(chan struct{}, 1)
scraper = &testScraper{}
app = func() storage.Appender { return appender }
numScrapes = 0
@ -793,7 +793,7 @@ func TestScrapeLoopCache(t *testing.T) {
appender := &collectResultAppender{next: sapp}
var (
signal = make(chan struct{})
signal = make(chan struct{}, 1)
scraper = &testScraper{}
app = func() storage.Appender { return appender }
)
@ -871,7 +871,7 @@ func TestScrapeLoopCacheMemoryExhaustionProtection(t *testing.T) {
appender := &collectResultAppender{next: sapp}
var (
signal = make(chan struct{})
signal = make(chan struct{}, 1)
scraper = &testScraper{}
app = func() storage.Appender { return appender }
)
@ -1408,7 +1408,7 @@ func TestTargetScrapeScrapeCancel(t *testing.T) {
}
ctx, cancel := context.WithCancel(context.Background())
errc := make(chan error)
errc := make(chan error, 1)
go func() {
time.Sleep(1 * time.Second)
@ -1421,8 +1421,9 @@ func TestTargetScrapeScrapeCancel(t *testing.T) {
errc <- errors.New("Expected error but got nil")
} else if ctx.Err() != context.Canceled {
errc <- errors.Errorf("Expected context cancellation error but got: %s", ctx.Err())
} else {
close(errc)
}
close(errc)
}()
select {