mirror of https://github.com/docker/cli.git
53 lines
1.1 KiB
Go
53 lines
1.1 KiB
Go
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package swarm
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import (
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"bytes"
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"fmt"
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"io/ioutil"
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"strings"
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"testing"
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"github.com/docker/docker/cli/internal/test"
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"github.com/docker/docker/pkg/testutil/assert"
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)
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func TestSwarmLeaveErrors(t *testing.T) {
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testCases := []struct {
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name string
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args []string
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swarmLeaveFunc func() error
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expectedError string
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}{
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{
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name: "too-many-args",
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args: []string{"foo"},
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expectedError: "accepts no argument(s)",
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},
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{
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name: "leave-failed",
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swarmLeaveFunc: func() error {
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return fmt.Errorf("error leaving the swarm")
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},
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expectedError: "error leaving the swarm",
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},
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}
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for _, tc := range testCases {
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buf := new(bytes.Buffer)
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cmd := newLeaveCommand(
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test.NewFakeCli(&fakeClient{
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swarmLeaveFunc: tc.swarmLeaveFunc,
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}, buf))
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cmd.SetArgs(tc.args)
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cmd.SetOutput(ioutil.Discard)
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assert.Error(t, cmd.Execute(), tc.expectedError)
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}
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}
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func TestSwarmLeave(t *testing.T) {
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buf := new(bytes.Buffer)
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cmd := newLeaveCommand(
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test.NewFakeCli(&fakeClient{}, buf))
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assert.NilError(t, cmd.Execute())
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assert.Equal(t, strings.TrimSpace(buf.String()), "Node left the swarm.")
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}
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