migrate test for rename branch and pull

pkg/integration/components/shell.go

@@ -193,3 +193,9 @@ func (self *Shell) RemoveRemoteBranch(remoteName string, branch string) *Shell {
 
 	return self
 }
+
+func (self *Shell) HardReset(ref string) *Shell {
+	self.RunCommand(fmt.Sprintf("git reset --hard %s", ref))
+
+	return self
+}

pkg/integration/tests/sync/rename_branch_and_pull.go

@@ -0,0 +1,57 @@
+package sync
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+var RenameBranchAndPull = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Rename a branch to no longer match its upstream, then pull from the upstream",
+	ExtraCmdArgs: "",
+	Skip:         false,
+	SetupConfig: func(config *config.AppConfig) {
+		config.UserConfig.Git.AutoFetch = false
+	},
+	SetupRepo: func(shell *Shell) {
+		shell.EmptyCommit("one")
+		shell.EmptyCommit("two")
+
+		shell.CloneIntoRemote("origin")
+		shell.SetBranchUpstream("master", "origin/master")
+
+		// remove the 'two' commit so that we have something to pull from the remote
+		shell.HardReset("HEAD^")
+	},
+	Run: func(t *TestDriver, keys config.KeybindingConfig) {
+		t.Views().Commits().
+			Lines(
+				Contains("one"),
+			)
+
+		t.Views().Branches().
+			Focus().
+			Lines(
+				Contains("master"),
+			).
+			Press(keys.Branches.RenameBranch).
+			Tap(func() {
+				t.ExpectPopup().Confirmation().
+					Title(Equals("rename branch")).
+					Content(Equals("This branch is tracking a remote. This action will only rename the local branch name, not the name of the remote branch. Continue?")).
+					Confirm()
+
+				t.ExpectPopup().Prompt().
+					Title(Contains("Enter new branch name")).
+					InitialText(Equals("master")).
+					Type("-local").
+					Confirm()
+			}).
+			Press(keys.Universal.PullFiles)
+
+		t.Views().Commits().
+			Lines(
+				Contains("two"),
+				Contains("one"),
+			)
+	},
+})

pkg/integration/tests/tests.go

@@ -66,6 +66,7 @@ var tests = []*components.IntegrationTest{
 	diff.DiffAndApplyPatch,
 	diff.DiffCommits,
 	sync.FetchPrune,
+	sync.RenameBranchAndPull,
 }
 
 func GetTests() []*components.IntegrationTest {