DockerCLI/e2e/stack/remove_test.go

86 lines
2.7 KiB
Go

package stack
import (
"fmt"
"strings"
"testing"
"github.com/docker/cli/internal/test/environment"
"gotest.tools/v3/golden"
"gotest.tools/v3/icmd"
"gotest.tools/v3/poll"
"gotest.tools/v3/skip"
)
var pollSettings = environment.DefaultPollSettings
func TestRemove(t *testing.T) {
t.Run("Swarm", func(t *testing.T) {
testRemove(t, "swarm")
})
t.Run("Kubernetes", func(t *testing.T) {
skip.If(t, !environment.KubernetesEnabled())
testRemove(t, "kubernetes")
})
}
func testRemove(t *testing.T, orchestrator string) {
stackname := "test-stack-remove-" + orchestrator
deployFullStack(t, orchestrator, stackname)
defer cleanupFullStack(t, orchestrator, stackname)
result := icmd.RunCommand("docker", "stack", "rm",
stackname, "--orchestrator", orchestrator)
result.Assert(t, icmd.Expected{Err: icmd.None})
golden.Assert(t, result.Stdout(),
fmt.Sprintf("stack-remove-%s-success.golden", orchestrator))
}
func deployFullStack(t *testing.T, orchestrator, stackname string) {
// TODO: this stack should have full options not minimal options
result := icmd.RunCommand("docker", "stack", "deploy",
"--compose-file=./testdata/full-stack.yml", stackname, "--orchestrator", orchestrator)
result.Assert(t, icmd.Success)
poll.WaitOn(t, taskCount(orchestrator, stackname, 2), pollSettings)
}
func cleanupFullStack(t *testing.T, orchestrator, stackname string) {
// FIXME(vdemeester) we shouldn't have to do that. it is hiding a race on docker stack rm
poll.WaitOn(t, stackRm(orchestrator, stackname), pollSettings)
poll.WaitOn(t, taskCount(orchestrator, stackname, 0), pollSettings)
}
func stackRm(orchestrator, stackname string) func(t poll.LogT) poll.Result {
return func(poll.LogT) poll.Result {
result := icmd.RunCommand("docker", "stack", "rm", stackname, "--orchestrator", orchestrator)
if result.Error != nil {
if strings.Contains(result.Stderr(), "not found") {
return poll.Success()
}
return poll.Continue("docker stack rm %s failed : %v", stackname, result.Error)
}
return poll.Success()
}
}
func taskCount(orchestrator, stackname string, expected int) func(t poll.LogT) poll.Result {
return func(poll.LogT) poll.Result {
args := []string{"stack", "ps", stackname, "--orchestrator", orchestrator}
// FIXME(chris-crone): remove when we support filtering by desired-state on kubernetes
if orchestrator == "swarm" {
args = append(args, "-f=desired-state=running")
}
result := icmd.RunCommand("docker", args...)
count := lines(result.Stdout()) - 1
if count == expected {
return poll.Success()
}
return poll.Continue("task count is %d waiting for %d", count, expected)
}
}
func lines(out string) int {
return len(strings.Split(strings.TrimSpace(out), "\n"))
}