Merge pull request #19800 from wenchma/19425-TestApiStatsNetworkStats

Optimize TestApiStatsNetworkStats and TestApiStatsNetworkStatsVersioning
This commit is contained in:
Alexander Morozov 2016-02-02 14:56:51 -08:00
commit 01cc315322

View file

@ -82,14 +82,14 @@ func (s *DockerSuite) TestApiStatsStoppedContainerInGoroutines(c *check.C) {
func (s *DockerSuite) TestApiStatsNetworkStats(c *check.C) {
testRequires(c, SameHostDaemon)
testRequires(c, DaemonIsLinux)
// Run container for 30 secs
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
out, _ := runSleepingContainer(c)
id := strings.TrimSpace(out)
c.Assert(waitRun(id), checker.IsNil)
// Retrieve the container address
contIP := findContainerIP(c, id, "bridge")
numPings := 10
numPings := 4
var preRxPackets uint64
var preTxPackets uint64
@ -128,21 +128,20 @@ func (s *DockerSuite) TestApiStatsNetworkStats(c *check.C) {
func (s *DockerSuite) TestApiStatsNetworkStatsVersioning(c *check.C) {
testRequires(c, SameHostDaemon)
testRequires(c, DaemonIsLinux)
// Run container for 30 secs
out, _ := dockerCmd(c, "run", "-d", "busybox", "top")
out, _ := runSleepingContainer(c)
id := strings.TrimSpace(out)
c.Assert(waitRun(id), checker.IsNil)
for i := 17; i <= 21; i++ {
apiVersion := fmt.Sprintf("v1.%d", i)
for _, statsJSONBlob := range getVersionedStats(c, id, 3, apiVersion) {
if version.Version(apiVersion).LessThan("v1.21") {
c.Assert(jsonBlobHasLTv121NetworkStats(statsJSONBlob), checker.Equals, true,
check.Commentf("Stats JSON blob from API %s %#v does not look like a <v1.21 API stats structure", apiVersion, statsJSONBlob))
} else {
c.Assert(jsonBlobHasGTE121NetworkStats(statsJSONBlob), checker.Equals, true,
check.Commentf("Stats JSON blob from API %s %#v does not look like a >=v1.21 API stats structure", apiVersion, statsJSONBlob))
}
statsJSONBlob := getVersionedStats(c, id, apiVersion)
if version.Version(apiVersion).LessThan("v1.21") {
c.Assert(jsonBlobHasLTv121NetworkStats(statsJSONBlob), checker.Equals, true,
check.Commentf("Stats JSON blob from API %s %#v does not look like a <v1.21 API stats structure", apiVersion, statsJSONBlob))
} else {
c.Assert(jsonBlobHasGTE121NetworkStats(statsJSONBlob), checker.Equals, true,
check.Commentf("Stats JSON blob from API %s %#v does not look like a >=v1.21 API stats structure", apiVersion, statsJSONBlob))
}
}
}
@ -160,23 +159,19 @@ func getNetworkStats(c *check.C, id string) map[string]types.NetworkStats {
return st.Networks
}
// getVersionedNetworkStats returns a slice of numStats stats results for the
// container with id id using an API call with version apiVersion. Since the
// getVersionedStats returns stats result for the
// container with id using an API call with version apiVersion. Since the
// stats result type differs between API versions, we simply return
// []map[string]interface{}.
func getVersionedStats(c *check.C, id string, numStats int, apiVersion string) []map[string]interface{} {
stats := make([]map[string]interface{}, numStats)
// map[string]interface{}.
func getVersionedStats(c *check.C, id string, apiVersion string) map[string]interface{} {
stats := make(map[string]interface{})
requestPath := fmt.Sprintf("/%s/containers/%s/stats?stream=true", apiVersion, id)
_, body, err := sockRequestRaw("GET", requestPath, nil, "")
_, body, err := sockRequestRaw("GET", fmt.Sprintf("/%s/containers/%s/stats?stream=false", apiVersion, id), nil, "")
c.Assert(err, checker.IsNil)
defer body.Close()
statsDecoder := json.NewDecoder(body)
for i := range stats {
err = statsDecoder.Decode(&stats[i])
c.Assert(err, checker.IsNil, check.Commentf("failed to decode %dth stat: %s", i, err))
}
err = json.NewDecoder(body).Decode(&stats)
c.Assert(err, checker.IsNil, check.Commentf("failed to decode stat: %s", err))
return stats
}