146 lines
3.9 KiB
Go
146 lines
3.9 KiB
Go
package command
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import (
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"io/ioutil"
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"os"
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"strings"
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"testing"
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"github.com/mitchellh/cli"
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"github.com/stretchr/testify/require"
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)
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func TestInitCommand_Implements(t *testing.T) {
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t.Parallel()
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var _ cli.Command = &JobInitCommand{}
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}
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func TestInitCommand_Run(t *testing.T) {
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t.Parallel()
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ui := cli.NewMockUi()
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cmd := &JobInitCommand{Meta: Meta{Ui: ui}}
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// Fails on misuse
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if code := cmd.Run([]string{"some", "bad", "args"}); code != 1 {
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t.Fatalf("expect exit code 1, got: %d", code)
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}
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if out := ui.ErrorWriter.String(); !strings.Contains(out, commandErrorText(cmd)) {
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t.Fatalf("expect help output, got: %s", out)
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}
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ui.ErrorWriter.Reset()
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// Ensure we change the cwd back
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origDir, err := os.Getwd()
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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defer os.Chdir(origDir)
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// Create a temp dir and change into it
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dir, err := ioutil.TempDir("", "nomad")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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defer os.RemoveAll(dir)
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if err := os.Chdir(dir); err != nil {
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t.Fatalf("err: %s", err)
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}
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// Works if the file doesn't exist
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if code := cmd.Run([]string{}); code != 0 {
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t.Fatalf("expect exit code 0, got: %d", code)
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}
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content, err := ioutil.ReadFile(DefaultInitName)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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defaultJob, _ := Asset("command/assets/example.nomad")
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if string(content) != string(defaultJob) {
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t.Fatalf("unexpected file content\n\n%s", string(content))
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}
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// Works with -short flag
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os.Remove(DefaultInitName)
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if code := cmd.Run([]string{"-short"}); code != 0 {
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require.Zero(t, code, "unexpected exit code: %d", code)
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}
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content, err = ioutil.ReadFile(DefaultInitName)
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require.NoError(t, err)
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shortJob, _ := Asset("command/assets/example-short.nomad")
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require.Equal(t, string(content), string(shortJob))
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// Fails if the file exists
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if code := cmd.Run([]string{}); code != 1 {
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t.Fatalf("expect exit code 1, got: %d", code)
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}
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if out := ui.ErrorWriter.String(); !strings.Contains(out, "exists") {
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t.Fatalf("expect file exists error, got: %s", out)
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}
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}
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func TestInitCommand_defaultJob(t *testing.T) {
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t.Parallel()
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// Ensure the job file is always written with spaces instead of tabs. Since
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// the default job file is embedded in the go file, it's easy for tabs to
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// slip in.
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defaultJob, _ := Asset("command/assets/example.nomad")
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if strings.Contains(string(defaultJob), "\t") {
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t.Error("default job contains tab character - please convert to spaces")
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}
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}
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func TestInitCommand_customFilename(t *testing.T) {
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t.Parallel()
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ui := cli.NewMockUi()
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cmd := &JobInitCommand{Meta: Meta{Ui: ui}}
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filename := "custom.nomad"
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// Ensure we change the cwd back
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origDir, err := os.Getwd()
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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defer os.Chdir(origDir)
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// Create a temp dir and change into it
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dir, err := ioutil.TempDir("", "nomad")
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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defer os.RemoveAll(dir)
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if err := os.Chdir(dir); err != nil {
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t.Fatalf("err: %s", err)
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}
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// Works if the file doesn't exist
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if code := cmd.Run([]string{filename}); code != 0 {
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t.Fatalf("expect exit code 0, got: %d", code)
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}
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content, err := ioutil.ReadFile(filename)
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if err != nil {
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t.Fatalf("err: %s", err)
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}
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defaultJob, _ := Asset("command/assets/example.nomad")
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if string(content) != string(defaultJob) {
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t.Fatalf("unexpected file content\n\n%s", string(content))
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}
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// Works with -short flag
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os.Remove(filename)
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if code := cmd.Run([]string{"-short", filename}); code != 0 {
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require.Zero(t, code, "unexpected exit code: %d", code)
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}
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content, err = ioutil.ReadFile(filename)
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require.NoError(t, err)
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shortJob, _ := Asset("command/assets/example-short.nomad")
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require.Equal(t, string(content), string(shortJob))
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// Fails if the file exists
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if code := cmd.Run([]string{filename}); code != 1 {
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t.Fatalf("expect exit code 1, got: %d", code)
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}
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if out := ui.ErrorWriter.String(); !strings.Contains(out, "exists") {
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t.Fatalf("expect file exists error, got: %s", out)
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}
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}
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