e2e/defaultbranch_test.go

 1package e2e
 2
 3import (
 4	"net/url"
 5	"os"
 6	"path/filepath"
 7	"strings"
 8	"testing"
 9)
10
11// A first push of a branch other than main moves the unborn HEAD to it,
12// and repo settings default-branch moves it later (#189).
13func TestDefaultBranch(t *testing.T) {
14	inst := startInstanceWith(t, "[web]\nmode = \"accounts\"\n")
15	aliceKey := inst.newKey(t, "alice")
16	bobKey := inst.newKey(t, "bob")
17	inst.admin(t, "admin", "user", "create", "alice",
18		"--key", aliceKey+".pub", "--email", "alice@example.test", "--verified")
19	inst.admin(t, "admin", "user", "create", "bob", "--key", bobKey+".pub")
20	if _, errOut, code := inst.ssh(t, aliceKey, "", "repo", "create", "alice/proj"); code != 0 {
21		t.Fatalf("repo create: %s", errOut)
22	}
23
24	env := inst.gitEnv(aliceKey)
25	dir := filepath.Join(t.TempDir(), "proj")
26	mustGit(t, t.TempDir(), env, "init", "-q", "-b", "master", dir)
27	if err := os.WriteFile(filepath.Join(dir, "README"), []byte("hello\n"), 0o644); err != nil {
28		t.Fatal(err)
29	}
30	mustGit(t, dir, env, "add", "README")
31	mustGit(t, dir, env, "commit", "-q", "-m", "one")
32	mustGit(t, dir, env, "remote", "add", "origin", inst.sshURL("alice/proj"))
33	mustGit(t, dir, env, "push", "-q", "origin", "master")
34
35	// HEAD followed the push: a clone checks master out, and the record
36	// agrees.
37	clone := filepath.Join(t.TempDir(), "c1")
38	mustGit(t, t.TempDir(), env, "clone", "-q", inst.sshURL("alice/proj"), clone)
39	if head := strings.TrimSpace(mustGit(t, clone, env, "symbolic-ref", "HEAD")); head != "refs/heads/master" {
40		t.Fatalf("clone HEAD %q", head)
41	}
42	if _, err := os.Stat(filepath.Join(clone, "README")); err != nil {
43		t.Fatalf("clone checked out nothing: %v", err)
44	}
45	out, _, _ := inst.ssh(t, aliceKey, "", "repo", "show", "alice/proj", "--json")
46	if !strings.Contains(out, `"default_branch":"master"`) {
47		t.Fatalf("repo show after first push: %s", out)
48	}
49
50	// A second branch does not move HEAD; the setting does.
51	mustGit(t, dir, env, "checkout", "-q", "-b", "dev")
52	if err := os.WriteFile(filepath.Join(dir, "DEV"), []byte("dev\n"), 0o644); err != nil {
53		t.Fatal(err)
54	}
55	mustGit(t, dir, env, "add", "DEV")
56	mustGit(t, dir, env, "commit", "-q", "-m", "two")
57	mustGit(t, dir, env, "push", "-q", "origin", "dev")
58	out, _, _ = inst.ssh(t, aliceKey, "", "repo", "show", "alice/proj", "--json")
59	if !strings.Contains(out, `"default_branch":"master"`) {
60		t.Fatalf("second branch moved the default: %s", out)
61	}
62	if _, errOut, code := inst.ssh(t, bobKey, "", "repo", "settings", "default-branch", "alice/proj", "dev"); code != 4 {
63		t.Fatalf("non-admin set the default branch: %d %s", code, errOut)
64	}
65	if _, errOut, code := inst.ssh(t, aliceKey, "", "repo", "settings", "default-branch", "alice/proj", "nope"); code != 1 || !strings.Contains(errOut, "no branch") {
66		t.Fatalf("missing branch accepted: %d %s", code, errOut)
67	}
68	if _, errOut, code := inst.ssh(t, aliceKey, "", "repo", "settings", "default-branch", "alice/proj", "dev"); code != 0 {
69		t.Fatalf("default-branch: %s", errOut)
70	}
71	clone = filepath.Join(t.TempDir(), "c2")
72	mustGit(t, t.TempDir(), env, "clone", "-q", inst.sshURL("alice/proj"), clone)
73	if head := strings.TrimSpace(mustGit(t, clone, env, "symbolic-ref", "HEAD")); head != "refs/heads/dev" {
74		t.Fatalf("clone HEAD after setting %q", head)
75	}
76	out, _, _ = inst.ssh(t, aliceKey, "", "repo", "show", "alice/proj", "--json")
77	if !strings.Contains(out, `"default_branch":"dev"`) {
78		t.Fatalf("repo show after setting: %s", out)
79	}
80
81	// The settings page carries the same control.
82	alice := inst.login(t, aliceKey)
83	set := inst.base() + "/alice/proj/settings"
84	if _, body := browserGet(t, alice, set); !strings.Contains(body, `value="dev" selected`) {
85		t.Fatalf("settings page does not show the default branch:\n%s", body)
86	}
87	if status, _ := browserPost(t, alice, set, url.Values{"field": {"default-branch"}, "default-branch": {"master"}}); status != 200 {
88		t.Fatalf("settings post: %d", status)
89	}
90	out, _, _ = inst.ssh(t, aliceKey, "", "repo", "show", "alice/proj", "--json")
91	if !strings.Contains(out, `"default_branch":"master"`) {
92		t.Fatalf("repo show after web: %s", out)
93	}
94}