moby/integration-cli/docker_cli_service_scale_test.go
2020-02-11 00:06:42 +01:00

57 lines
1.6 KiB
Go

// +build !windows
package main
import (
"fmt"
"strings"
"testing"
"gotest.tools/v3/assert"
)
func (s *DockerSwarmSuite) TestServiceScale(c *testing.T) {
d := s.AddDaemon(c, true, true)
service1Name := "TestService1"
service1Args := append([]string{"service", "create", "--detach", "--no-resolve-image", "--name", service1Name, "busybox"}, sleepCommandForDaemonPlatform()...)
// global mode
service2Name := "TestService2"
service2Args := append([]string{"service", "create", "--detach", "--no-resolve-image", "--name", service2Name, "--mode=global", "busybox"}, sleepCommandForDaemonPlatform()...)
// Create services
_, err := d.Cmd(service1Args...)
assert.NilError(c, err)
_, err = d.Cmd(service2Args...)
assert.NilError(c, err)
_, err = d.Cmd("service", "scale", "TestService1=2")
assert.NilError(c, err)
out, err := d.Cmd("service", "scale", "TestService1=foobar")
assert.ErrorContains(c, err, "")
str := fmt.Sprintf("%s: invalid replicas value %s", service1Name, "foobar")
if !strings.Contains(out, str) {
c.Errorf("got: %s, expected has sub string: %s", out, str)
}
out, err = d.Cmd("service", "scale", "TestService1=-1")
assert.ErrorContains(c, err, "")
str = fmt.Sprintf("%s: invalid replicas value %s", service1Name, "-1")
if !strings.Contains(out, str) {
c.Errorf("got: %s, expected has sub string: %s", out, str)
}
// TestService2 is a global mode
out, err = d.Cmd("service", "scale", "TestService2=2")
assert.ErrorContains(c, err, "")
str = fmt.Sprintf("%s: scale can only be used with replicated mode\n", service2Name)
if out != str {
c.Errorf("got: %s, expected: %s", out, str)
}
}