cmd/gitbayd/main_test.go

 1package main
 2
 3import (
 4	"bytes"
 5	"log/slog"
 6	"strconv"
 7	"strings"
 8	"testing"
 9)
10
11// A restart that moves the schema says so. Migrations used to run in silence,
12// which left an unexpected user_version with nothing in the journal tying it to
13// the deploy that applied it.
14func TestOpenStoreLogsSchemaMigration(t *testing.T) {
15	cfg := testConfig(t)
16
17	var buf bytes.Buffer
18	prev := slog.Default()
19	slog.SetDefault(slog.New(slog.NewTextHandler(&buf, nil)))
20	defer slog.SetDefault(prev)
21
22	// First open creates the database and migrates it from nothing.
23	s, err := openStore(cfg)
24	if err != nil {
25		t.Fatalf("openStore: %v", err)
26	}
27	version, err := s.Version()
28	if err != nil {
29		t.Fatalf("version: %v", err)
30	}
31	s.Close()
32
33	logged := buf.String()
34	if !strings.Contains(logged, "schema migrated") {
35		t.Fatalf("no migration logged:\n%s", logged)
36	}
37	for _, want := range []string{"from=0", "to=" + strconv.Itoa(version)} {
38		if !strings.Contains(logged, want) {
39			t.Errorf("expected %q in the log line:\n%s", want, logged)
40		}
41	}
42
43	// Reopening an already-current database is silent: every restart would
44	// otherwise claim a migration that did not happen.
45	buf.Reset()
46	s, err = openStore(cfg)
47	if err != nil {
48		t.Fatalf("reopen: %v", err)
49	}
50	s.Close()
51	if strings.Contains(buf.String(), "schema migrated") {
52		t.Errorf("logged a migration on an up-to-date database:\n%s", buf.String())
53	}
54}