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testenv: Add DaemonAPIVersion helper #4873

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Merged
thaJeztah merged 1 commit into from
Feb 13, 2024
Merged

testenv: Add DaemonAPIVersion helper #4873

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11 changes: 11 additions & 0 deletions internal/test/environment/testenv.go
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Original file line number Diff line number Diff line change
Expand Up @@ -108,3 +108,14 @@ func SkipIfNotPlatform(t *testing.T, platform string) {
daemonPlatform := strings.TrimSpace(result.Stdout())
skip.If(t, daemonPlatform != platform, "running against a non %s daemon", platform)
}

// DaemonAPIVersion returns the negotiated daemon API version.
func DaemonAPIVersion(t *testing.T) string {
t.Helper()
// Use Client.APIVersion instead of Server.APIVersion.
// The latter is the maximum version that the server supports
// while the Client.APIVersion contains the negotiated version.
result := icmd.RunCmd(icmd.Command("docker", "version", "--format", "{{.Client.APIVersion}}"))
result.Assert(t, icmd.Expected{Err: icmd.None})
return strings.TrimSpace(result.Stdout())
}