Add integration test for remote branch sort order

pkg/integration/tests/branch/sort_remote_branches.go

@@ -0,0 +1,55 @@
+package branch
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+var SortRemoteBranches = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Sort remote branches alphabetically or by date",
+	ExtraCmdArgs: []string{},
+	Skip:         false,
+	SetupConfig:  func(config *config.AppConfig) {},
+	SetupRepo: func(shell *Shell) {
+		shell.NewBranch("first")
+		shell.EmptyCommitWithDate("commit", "2023-04-07 10:00:00")
+		shell.NewBranch("second")
+		shell.EmptyCommitWithDate("commit", "2023-04-07 12:00:00")
+		shell.NewBranch("third")
+		shell.EmptyCommitWithDate("commit", "2023-04-07 11:00:00")
+		shell.CloneIntoRemote("origin")
+	},
+	Run: func(t *TestDriver, keys config.KeybindingConfig) {
+		t.Views().Remotes().
+			Focus().
+			Lines(
+				Contains("origin").IsSelected(),
+			).
+			PressEnter()
+
+		// sorted alphabetically by default
+		t.Views().RemoteBranches().
+			IsFocused().
+			Lines(
+				Contains("first").IsSelected(),
+				Contains("second"),
+				Contains("third"),
+			).
+			SelectNextItem() // to test that the selection jumps back to the first when sorting
+
+		t.Views().RemoteBranches().
+			Press(keys.Branches.SortOrder)
+
+		t.ExpectPopup().Menu().Title(Equals("Sort order")).
+			Select(Contains("-committerdate")).
+			Confirm()
+
+		t.Views().RemoteBranches().
+			IsFocused().
+			Lines(
+				Contains("second").IsSelected(),
+				Contains("third"),
+				Contains("first"),
+			)
+	},
+})