Add test for opening lazygit in the worktree of a bare repo

pkg/integration/tests/worktree/bare_repo.go

@@ -0,0 +1,61 @@
+package worktree
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+var BareRepo = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Open lazygit in the worktree of a bare repo",
+	ExtraCmdArgs: []string{},
+	Skip:         false,
+	SetupConfig:  func(config *config.AppConfig) {},
+	SetupRepo: func(shell *Shell) {
+		// we're going to have a directory structure like this:
+		// project
+		//  - .bare
+		//  - repo (a worktree)
+		//  - worktree2 (another worktree)
+		//
+		// The first repo is called 'repo' because that's the
+		// directory that all lazygit tests start in
+
+		shell.NewBranch("mybranch")
+		shell.CreateFileAndAdd("blah", "blah")
+		shell.Commit("initial commit")
+
+		shell.RunCommand([]string{"git", "clone", "--bare", ".", "../.bare"})
+
+		shell.DeleteFile(".git")
+
+		shell.Chdir("..")
+
+		// This is the dir we were just in (and the dir that lazygit starts in when the test runs)
+		// We're going to replace it with a worktree
+		shell.DeleteFile("repo")
+
+		shell.RunCommand([]string{"git", "--git-dir", ".bare", "worktree", "add", "-b", "repo", "repo", "mybranch"})
+		shell.RunCommand([]string{"git", "--git-dir", ".bare", "worktree", "add", "-b", "worktree2", "worktree2", "mybranch"})
+	},
+	Run: func(t *TestDriver, keys config.KeybindingConfig) {
+		t.Views().Branches().
+			Lines(
+				Contains("repo"),
+				Contains("mybranch"),
+				Contains("worktree2 (worktree)"),
+			)
+
+		t.Views().Worktrees().
+			Focus().
+			Lines(
+				Contains("repo").IsSelected(),
+				Contains("worktree2"),
+			).
+			NavigateToLine(Contains("worktree2")).
+			Press(keys.Universal.Select).
+			Lines(
+				Contains("worktree2").IsSelected(),
+				Contains("repo"),
+			)
+	},
+})