feat(tui): add dashboard.Run bridging engine to Bubble Tea

internal/tui/dashboard/run_test.go

@@ -0,0 +1,43 @@
+package dashboard
+
+import (
+	"bytes"
+	"io"
+	"testing"
+	"time"
+
+	tea "github.com/charmbracelet/bubbletea"
+	"github.com/charmbracelet/x/exp/teatest"
+
+	"github.com/MDietermann/ArduinoArchSetup/internal/engine"
+	"github.com/MDietermann/ArduinoArchSetup/internal/tui"
+)
+
+// TestModelEndToEnd drives the Model through teatest, feeding in the same
+// message sequence that the TeaReporter + engine goroutine would produce.
+func TestModelEndToEnd(t *testing.T) {
+	m := NewModel([]string{"alpha"}, map[string]string{"alpha": "Alpha"})
+	tm := teatest.NewTestModel(t, m, teatest.WithInitialTermSize(80, 24))
+
+	tm.Send(tui.ProgressMsg{ModuleID: "alpha", Current: 1, Total: 1, Message: "installing"})
+	tm.Send(DoneMsg{Summary: engine.Summary{Results: []engine.ModuleResult{
+		{ID: "alpha", Status: engine.StatusSucceeded},
+	}}})
+	tm.Send(tea.KeyMsg{Type: tea.KeyRunes, Runes: []rune{'q'}})
+
+	tm.WaitFinished(t, teatest.WithFinalTimeout(3*time.Second))
+
+	out := readAll(t, tm.FinalOutput(t))
+	if !bytes.Contains(out, []byte("alpha")) || !bytes.Contains(out, []byte("summary:")) {
+		t.Fatalf("unexpected final output:\n%s", out)
+	}
+}
+
+func readAll(t *testing.T, r io.Reader) []byte {
+	t.Helper()
+	b, err := io.ReadAll(r)
+	if err != nil {
+		t.Fatal(err)
+	}
+	return b
+}