Function TestStartupLogRingTail

backend/xray/startup_diagnostics_test.go:8–33

(t *testing.T)

)

func TestStartupLogRingTail(t *testing.T) {
	ring := newStartupLogRing(3)
	ring.add("l1")
	ring.add("l2")
	ring.add("l3")
	ring.add("l4")

	tail := ring.tail(3)
	want := []string{"l2", "l3", "l4"}
	if len(tail) != len(want) {
		t.Fatalf("unexpected tail length: got %d, want %d", len(tail), len(want))
	}
	for i := range want {
		if tail[i] != want[i] {
			t.Fatalf("unexpected tail[%d]: got %q, want %q", i, tail[i], want[i])
		}
	}

	tail = ring.tail(2)
	want = []string{"l3", "l4"}
	for i := range want {
		if tail[i] != want[i] {
			t.Fatalf("unexpected short tail[%d]: got %q, want %q", i, tail[i], want[i])
		}
	}
}

func TestRecordStartupLogCapturesFailure(t *testing.T) {
	core := &Core{}