Add integration test

pkg/integration/components/shell.go

@@ -134,6 +134,17 @@ func (self *Shell) UpdateFile(path string, content string) *Shell {
 	return self
 }
 
+func (self *Shell) Rename(path string, newPath string) *Shell {
+	fullPath := filepath.Join(self.dir, path)
+	newFullPath := filepath.Join(self.dir, newPath)
+	err := os.Rename(fullPath, newFullPath)
+	if err != nil {
+		self.fail(fmt.Sprintf("error renaming %s to %s\n%s", fullPath, newFullPath, err))
+	}
+
+	return self
+}
+
 func (self *Shell) NewBranch(name string) *Shell {
 	return self.RunCommand([]string{"git", "checkout", "-b", name})
 }

pkg/integration/tests/file/stage_renamed_range_select.go

@@ -0,0 +1,43 @@
+package file
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+var StageRenamedRangeSelect = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Stage a range of renamed files/folders using range select",
+	ExtraCmdArgs: []string{},
+	Skip:         false,
+	SetupConfig: func(config *config.AppConfig) {
+	},
+	SetupRepo: func(shell *Shell) {
+		shell.CreateFileAndAdd("dir1/file-a", "A's content")
+		shell.CreateFileAndAdd("file-b", "B's content")
+		shell.Commit("first commit")
+		shell.Rename("dir1", "dir1_v2")
+		shell.Rename("file-b", "file-b_v2")
+	},
+	Run: func(t *TestDriver, keys config.KeybindingConfig) {
+		t.Views().Files().
+			IsFocused().
+			Lines(
+				Contains("▼ dir1").IsSelected(),
+				Contains("   D").Contains("file-a"),
+				Contains("▼ dir1_v2"),
+				Contains("  ??").Contains("file-a"),
+				Contains(" D").Contains("file-b"),
+				Contains("??").Contains("file-b_v2"),
+			).
+			// Select everything
+			Press(keys.Universal.ToggleRangeSelect).
+			NavigateToLine(Contains("file-b_v2")).
+			// Stage
+			PressPrimaryAction().
+			Lines(
+				Contains("▼ dir1_v2"),
+				Contains("  R ").Contains("dir1/file-a → file-a"),
+				Contains("R ").Contains("file-b → file-b_v2").IsSelected(),
+			)
+	},
+})

pkg/integration/tests/test_list.go

@@ -161,6 +161,7 @@ var tests = []*components.IntegrationTest{
 	file.Gitignore,
 	file.RememberCommitMessageAfterFail,
 	file.StageRangeSelect,
+	file.StageRenamedRangeSelect,
 	filter_and_search.FilterCommitFiles,
 	filter_and_search.FilterFiles,
 	filter_and_search.FilterFuzzy,