1 files changed, 61 insertions, 0 deletions
diff --git a/pkg/integration/tests/ui/accordion.go b/pkg/integration/tests/ui/accordion.go
new file mode 100644
index 000000000..abfe27dbb
--- /dev/null
+++ b/pkg/integration/tests/ui/accordion.go
@@ -0,0 +1,61 @@
+package ui
+
+import (
+	"github.com/jesseduffield/lazygit/pkg/config"
+	. "github.com/jesseduffield/lazygit/pkg/integration/components"
+)
+
+// When in acccordion mode, Lazygit looks like this:
+//
+// ╶─Status─────────────────────────╴┌─Patch──────────────────────────────────────────────────────────┐
+// ╶─Files - Submodules──────0 of 0─╴│commit 6e56dd04b70e548976f7f2928c4d9c359574e2bc                 ▲
+// ╶─Local branches - Remotes1 of 1─╴│Author: CI <CI@example.com>                                     █
+// ┌─Commits - Reflog───────────────┐│Date:   Wed Jul 19 22:00:03 2023 +1000                          │
+// │7fe02805 CI commit 12           ▲│                                                                ▼
+// │6e56dd04 CI commit 11           █└────────────────────────────────────────────────────────────────┘
+// │a35c687d CI commit 10           ▼┌─Command log────────────────────────────────────────────────────┐
+// └───────────────────────10 of 20─┘│Random tip: To filter commits by path, press '<c-s>'            │
+// ╶─Stash───────────────────0 of 0─╴└────────────────────────────────────────────────────────────────┘
+//  <pgup>/<pgdown>: Scroll, <esc>: Cancel, q: Quit, ?: Keybindings, 1-Donate Ask Question unversioned
+
+var Accordion = NewIntegrationTest(NewIntegrationTestArgs{
+	Description:  "Verify accordion mode kicks in when the screen height is too small",
+	ExtraCmdArgs: []string{},
+	Width:        100,
+	Height:       10,
+	Skip:         false,
+	SetupConfig:  func(config *config.AppConfig) {},
+	SetupRepo: func(shell *Shell) {
+		shell.CreateNCommits(20)
+	},
+	Run: func(t *TestDriver, keys config.KeybindingConfig) {
+		t.Views().Commits().
+			Focus().
+			VisibleLines(
+				Contains("commit 20").IsSelected(),
+				Contains("commit 19"),
+				Contains("commit 18"),
+			).
+			// go past commit 11, then come back, so that it ends up in the centre of the viewport
+			NavigateToLine(Contains("commit 11")).
+			NavigateToLine(Contains("commit 10")).
+			NavigateToLine(Contains("commit 11")).
+			VisibleLines(
+				Contains("commit 12"),
+				Contains("commit 11").IsSelected(),
+				Contains("commit 10"),
+			)
+
+		t.Views().Files().
+			Focus()
+
+		// ensure we retain the same viewport upon re-focus
+		t.Views().Commits().
+			Focus().
+			VisibleLines(
+				Contains("commit 12"),
+				Contains("commit 11").IsSelected(),
+				Contains("commit 10"),
+			)
+	},
+})