lock_test.gno

 1package lock
 2
 3import (
 4	"testing"
 5
 6	v0 "gno.land/r/nym-moultest123/x/upgrade/lock/v0"
 7
 8	"gno.land/p/nt/uassert/v0"
 9)
10
11// TestHandover walks the whole one-writer-at-a-time sequence in order: only v0
12// writes, then the retirement flips it, then only v1 writes.
13func TestHandover(cur realm, t *testing.T) {
14	testing.SetRealm(testing.NewUserRealm(v0.Ownable.Owner()))
15
16	// Before the handover: v0 writes, v1 refuses.
17	v0.Inc(cross(cur), 10)
18	uassert.False(t, Live(), "v1 must not be live before the handover")
19	uassert.AbortsContains(t, cur, "not live yet", func() {
20		Inc(cross(cur), 1)
21	})
22	uassert.Equal(t, 10, Get(), "v1 already reports v0's running total")
23
24	// The handover itself.
25	v0.Retire(cross(cur), "gno.land/r/nym-moultest123/x/upgrade/lock/v1")
26	uassert.True(t, Live(), "v1 must be live once v0 names it")
27
28	// After: v0 refuses, v1 writes, the total is single-valued.
29	uassert.AbortsContains(t, cur, "is retired", func() {
30		v0.Inc(cross(cur), 1)
31	})
32	Inc(cross(cur), 100)
33	uassert.Equal(t, 110, Get(), "v1 folds v0's frozen total into its own")
34	uassert.Equal(t, 10, v0.Get(), "v0's total is frozen where it stopped")
35
36	// Retirement is one-way.
37	uassert.AbortsContains(t, cur, "already retired", func() {
38		v0.Retire(cross(cur), "gno.land/r/nym-moultest123/x/upgrade/lock/v2")
39	})
40
41	uassert.Equal(t, "lock/v1: 110 (own 100 + retired v0 10)\n", Render(""))
42	uassert.Equal(t, "lock/v0: 10 (retired, use gno.land/r/nym-moultest123/x/upgrade/lock/v1)\n", v0.Render(""))
43}