integration-cli: getContainerCount() fix trimming prefix

caught by staticcheck:

```
integration-cli/docker_utils_test.go:66:29: SA1024: cutset contains duplicate characters (staticcheck)
```

Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
(cherry picked from commit 02c9b0674f)
Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
This commit is contained in:
Sebastiaan van Stijn 2019-08-28 19:39:50 +02:00
parent 45f49fe5c3
commit e8e2666705
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@ -63,7 +63,7 @@ func getContainerCount(c *check.C) int {
for _, line := range lines {
if strings.Contains(line, containers) {
output := strings.TrimSpace(line)
output = strings.TrimLeft(output, containers)
output = strings.TrimPrefix(output, containers)
output = strings.Trim(output, " ")
containerCount, err := strconv.Atoi(output)
assert.NilError(c, err)