test: add an integration test for rename stash

pkg/integration/components/shell.go

@@ -111,3 +111,8 @@ func (s *Shell) CreateNCommits(n int) *Shell {
 
 	return s
 }
+
+func (s *Shell) StashWithMessage(message string) *Shell {
+	s.RunCommand(fmt.Sprintf(`git stash -m "%s"`, message))
+	return s
+}

pkg/integration/tests/stash/rename.go

@@ -0,0 +1,33 @@
+package stash
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+var Rename = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Try to rename the stash.",
+	ExtraCmdArgs: "",
+	Skip:         false,
+	SetupConfig:  func(config *config.AppConfig) {},
+	SetupRepo: func(shell *Shell) {
+		shell.
+			EmptyCommit("blah").
+			CreateFileAndAdd("foo", "change to stash").
+			StashWithMessage("bar")
+	},
+	Run: func(shell *Shell, input *Input, assert *Assert, keys config.KeybindingConfig) {
+		input.SwitchToStashWindow()
+		assert.CurrentViewName("stash")
+
+		assert.MatchSelectedLine(Equals("On master: bar"))
+		input.PressKeys(keys.Stash.RenameStash)
+		assert.InPrompt()
+		assert.MatchCurrentViewTitle(Equals("Rename stash: stash@{0}"))
+
+		input.Type(" baz")
+		input.Confirm()
+
+		assert.MatchSelectedLine(Equals("On master: bar baz"))
+	},
+})

pkg/integration/tests/tests.go

@@ -16,6 +16,7 @@ import (
 	"github.com/jesseduffield/lazygit/pkg/integration/tests/commit"
 	"github.com/jesseduffield/lazygit/pkg/integration/tests/custom_commands"
 	"github.com/jesseduffield/lazygit/pkg/integration/tests/interactive_rebase"
+	"github.com/jesseduffield/lazygit/pkg/integration/tests/stash"
 )
 
 // Here is where we lists the actual tests that will run. When you create a new test,
@@ -38,6 +39,7 @@ var tests = []*components.IntegrationTest{
 	cherry_pick.CherryPick,
 	cherry_pick.CherryPickConflicts,
 	custom_commands.FormPrompts,
+	stash.Rename,
 }
 
 func GetTests() []*components.IntegrationTest {