blog_test.gno

 1package blog
 2
 3import (
 4	"strings"
 5	"testing"
 6
 7	"gno.land/p/nt/testutils/v0"
 8	"gno.land/p/nt/uassert/v0"
 9)
10
11func TestPublishAndRender(cur realm, t *testing.T) {
12	alice := testutils.TestAddress("alice")
13	bob := testutils.TestAddress("bob")
14
15	testing.SetRealm(testing.NewUserRealm(alice))
16	// Ids start at 1 in v1: the store never assigns 0, so the zero id stays
17	// usable as "absent". v0 handed out 0 for the first post.
18	id0 := Publish(cross(cur), "First Post", "Hello from alice.")
19	uassert.Equal(t, 1, id0)
20
21	testing.SetRealm(testing.NewUserRealm(bob))
22	id1 := Publish(cross(cur), "Second Post", "A longer body\nwith a newline from bob.")
23	uassert.Equal(t, 2, id1)
24
25	uassert.Equal(t, 2, PostCount())
26
27	// Root render lists both, newest (bob's) first.
28	list := Render("")
29	uassert.True(t, strings.Contains(list, "First Post"), "list has first post")
30	uassert.True(t, strings.Contains(list, "Second Post"), "list has second post")
31	uassert.True(t, strings.Index(list, "Second Post") < strings.Index(list, "First Post"),
32		"newest post appears first")
33	uassert.True(t, strings.Contains(list, alice.String()), "list shows alice author")
34
35	// Single-post render shows full body + back link.
36	single := Render("/2")
37	uassert.True(t, strings.Contains(single, "newline from bob"), "full body shown")
38	uassert.True(t, strings.Contains(single, "← back"), "back link present")
39
40	// Unknown id.
41	uassert.True(t, strings.Contains(Render("/99"), "Not found"), "missing post handled")
42
43	// Id 0 is never assigned, so the path is rejected rather than looked up.
44	uassert.True(t, strings.Contains(Render("/0"), "Invalid post path"), "id 0 is not a post")
45	uassert.True(t, strings.Contains(Render("/abc"), "Invalid post path"), "a non-numeric path is rejected")
46}
47
48func TestPublishEmptyTitleAborts(cur realm, t *testing.T) {
49	carol := testutils.TestAddress("carol")
50	testing.SetRealm(testing.NewUserRealm(carol))
51
52	uassert.AbortsWithMessage(t, cur, "blog: title must not be empty", func() {
53		Publish(cross(cur), "   ", "some body")
54	})
55	uassert.AbortsWithMessage(t, cur, "blog: body must not be empty", func() {
56		Publish(cross(cur), "a title", "")
57	})
58}