Agent: components 261-280

checkpoint_list_test.go

@@ -0,0 +1,77 @@
+package mujica
+
+import (
+	"fmt"
+	"testing"
+
+	"github.com/egoist/mygo/ui"
+)
+
+var checkpointsSample = []Checkpoint{
+	{ID: "c3", Label: "Seats assigned", Note: "12 files changed"},
+	{ID: "c2", Label: "Menu drafted", Note: "3 files changed"},
+	{ID: "c1", Label: "Start"},
+}
+
+func checkpointTester(cur *string, points []Checkpoint, opts CheckpointListOptions, changes *int) *ui.Tester {
+	return ui.NewTester(func(c *ui.Context) {
+		Use(c, Settings{})
+		if CheckpointList(c, cur, points, opts).Changed() {
+			*changes++
+		}
+	}, 560, 420)
+}
+
+func TestCheckpointListRollbackConfirm(t *testing.T) {
+	cur, changes := "c3", 0
+	tt := checkpointTester(&cur, checkpointsSample, CheckpointListOptions{}, &changes)
+	if !tt.HasText("Current") || !tt.HasText("12 files changed") {
+		t.Fatalf("texts %q", tt.Texts())
+	}
+	rolls, _ := tt.Find("Roll back")
+	tt.ClickAt(rolls.X+4, rolls.Y+4) // Menu drafted
+	if !tt.HasText("Roll back to “Menu drafted”?") || !tt.Focused("Cancel") {
+		t.Fatalf("confirm: %q", tt.Texts())
+	}
+	tt.Key(0, ui.KeyEnter) // Enter on Cancel cancels
+	if cur != "c3" || changes != 0 {
+		t.Fatalf("Enter rolled back: %s", cur)
+	}
+	tt.ClickAt(rolls.X+4, rolls.Y+4)
+	_ = tt.Click("Roll back to “Menu drafted”?")
+	tt.Key(0, ui.KeyTab)
+	tt.Key(0, ui.KeyEnter)
+	if cur != "c2" || changes != 1 {
+		t.Fatalf("rollback: cur %s changes %d", cur, changes)
+	}
+}
+
+func TestCheckpointListDisabledEmptyAndMany(t *testing.T) {
+	cur, n := "c3", 0
+	tt := checkpointTester(&cur, checkpointsSample, CheckpointListOptions{Disabled: true}, &n)
+	_ = tt.Click("Roll back")
+	if tt.HasText("Roll back to “Menu drafted”?") || cur != "c3" {
+		t.Fatal("disabled list asked")
+	}
+	tt = checkpointTester(&cur, nil, CheckpointListOptions{}, &n)
+	if !tt.HasText("No checkpoints yet") {
+		t.Fatalf("empty: %q", tt.Texts())
+	}
+	many := make([]Checkpoint, 100000)
+	for i := range many {
+		many[i] = Checkpoint{ID: fmt.Sprint(i), Label: fmt.Sprintf("point %d", i)}
+	}
+	tt = checkpointTester(&cur, many, CheckpointListOptions{}, &n)
+	if got := len(tt.Texts()); got > 300 {
+		t.Fatalf("%d texts built for 100000 checkpoints", got)
+	}
+}
+
+func TestCheckpointListSnapshot(t *testing.T) {
+	snapshot(t, "checkpoint_list", 520, 240, func(c *ui.Context) {
+		cur := "c2"
+		ui.Column(c).Padding(16).Children(func() {
+			CheckpointList(c, &cur, checkpointsSample, CheckpointListOptions{})
+		})
+	})
+}