feat: make 'templates update [name]' optional (#2761)

- If the name is not specified the current working directory
  name is used or the name specified by "--directory". This
  reflects 'templates create" behavior.

cli/templateupdate_test.go

@@ -2,6 +2,7 @@ package cli_test
 
 import (
 	"context"
+	"path/filepath"
 	"testing"
 
 	"github.com/google/uuid"
@@ -113,6 +114,7 @@ func TestTemplateUpdate(t *testing.T) {
 		user := coderdtest.CreateFirstUser(t, client)
 		version := coderdtest.CreateTemplateVersion(t, client, user.OrganizationID, nil)
 		_ = coderdtest.AwaitTemplateVersionJob(t, client, version.ID)
+
 		template := coderdtest.CreateTemplate(t, client, user.OrganizationID, version.ID)
 
 		// Test the cli command.
@@ -152,6 +154,59 @@ func TestTemplateUpdate(t *testing.T) {
 		assert.Len(t, templateVersions, 2)
 		assert.NotEqual(t, template.ActiveVersionID, templateVersions[1].ID)
 	})
+
+	t.Run("UseWorkingDir", func(t *testing.T) {
+		t.Parallel()
+		client := coderdtest.New(t, &coderdtest.Options{IncludeProvisionerD: true})
+		user := coderdtest.CreateFirstUser(t, client)
+		version := coderdtest.CreateTemplateVersion(t, client, user.OrganizationID, nil)
+		_ = coderdtest.AwaitTemplateVersionJob(t, client, version.ID)
+
+		// Test the cli command.
+		source := clitest.CreateTemplateVersionSource(t, &echo.Responses{
+			Parse:     echo.ParseComplete,
+			Provision: echo.ProvisionComplete,
+		})
+
+		template := coderdtest.CreateTemplate(t, client, user.OrganizationID, version.ID,
+			func(r *codersdk.CreateTemplateRequest) {
+				r.Name = filepath.Base(source)
+			})
+
+		// Don't pass the name of the template, it should use the
+		// directory of the source.
+		cmd, root := clitest.New(t, "templates", "update", "--directory", source, "--test.provisioner", string(database.ProvisionerTypeEcho))
+		clitest.SetupConfig(t, client, root)
+		pty := ptytest.New(t)
+		cmd.SetIn(pty.Input())
+		cmd.SetOut(pty.Output())
+
+		execDone := make(chan error)
+		go func() {
+			execDone <- cmd.Execute()
+		}()
+
+		matches := []struct {
+			match string
+			write string
+		}{
+			{match: "Upload", write: "yes"},
+		}
+		for _, m := range matches {
+			pty.ExpectMatch(m.match)
+			pty.WriteLine(m.write)
+		}
+
+		require.NoError(t, <-execDone)
+
+		// Assert that the template version changed.
+		templateVersions, err := client.TemplateVersionsByTemplate(context.Background(), codersdk.TemplateVersionsByTemplateRequest{
+			TemplateID: template.ID,
+		})
+		require.NoError(t, err)
+		assert.Len(t, templateVersions, 2)
+		assert.NotEqual(t, template.ActiveVersionID, templateVersions[1].ID)
+	})
 }
 
 func latestTemplateVersion(t *testing.T, client *codersdk.Client, templateID uuid.UUID) (codersdk.TemplateVersion, []codersdk.Parameter) {