|
| 1 | +package build |
| 2 | + |
| 3 | +import ( |
| 4 | + "os" |
| 5 | + "os/exec" |
| 6 | + "path/filepath" |
| 7 | + "strings" |
| 8 | + "testing" |
| 9 | + "time" |
| 10 | + |
| 11 | + "github.com/getsarde/sarde/embedded" |
| 12 | + "github.com/getsarde/sarde/internal/config" |
| 13 | + "github.com/getsarde/sarde/internal/engine" |
| 14 | +) |
| 15 | + |
| 16 | +// initGitTestRepo creates a git repository with local identity config so |
| 17 | +// commits work regardless of the machine's global git setup. |
| 18 | +func initGitTestRepo(t *testing.T) string { |
| 19 | + t.Helper() |
| 20 | + if _, err := exec.LookPath("git"); err != nil { |
| 21 | + t.Skip("git not installed") |
| 22 | + } |
| 23 | + dir := t.TempDir() |
| 24 | + gitRunT(t, dir, "init", "-q") |
| 25 | + gitRunT(t, dir, "config", "user.email", "test@example.com") |
| 26 | + gitRunT(t, dir, "config", "user.name", "Test") |
| 27 | + gitRunT(t, dir, "config", "commit.gpgsign", "false") |
| 28 | + return dir |
| 29 | +} |
| 30 | + |
| 31 | +func gitRunT(t *testing.T, dir string, args ...string) { |
| 32 | + t.Helper() |
| 33 | + cmd := exec.Command("git", args...) |
| 34 | + cmd.Dir = dir |
| 35 | + if out, err := cmd.CombinedOutput(); err != nil { |
| 36 | + t.Fatalf("git %v: %v\n%s", args, err, out) |
| 37 | + } |
| 38 | +} |
| 39 | + |
| 40 | +// commitGitAt commits everything staged with a fixed author and committer date. |
| 41 | +func commitGitAt(t *testing.T, dir, message string, when time.Time) { |
| 42 | + t.Helper() |
| 43 | + stamp := when.Format(time.RFC3339) |
| 44 | + cmd := exec.Command("git", "commit", "-q", "-m", message, "--date", stamp) |
| 45 | + cmd.Dir = dir |
| 46 | + cmd.Env = append(os.Environ(), "GIT_COMMITTER_DATE="+stamp) |
| 47 | + if out, err := cmd.CombinedOutput(); err != nil { |
| 48 | + t.Fatalf("git commit: %v\n%s", err, out) |
| 49 | + } |
| 50 | +} |
| 51 | + |
| 52 | +// TestContentRebuild_RefreshesStaleGitIndex guards the dev-server git-date |
| 53 | +// freeze: a commit landing from outside the dev server (another terminal) |
| 54 | +// must be picked up by the next ContentRebuild, not served from the git index |
| 55 | +// snapshot captured at the last full build's HEAD. |
| 56 | +func TestContentRebuild_RefreshesStaleGitIndex(t *testing.T) { |
| 57 | + repo := initGitTestRepo(t) |
| 58 | + t1 := time.Date(2026, 1, 1, 9, 0, 0, 0, time.UTC) |
| 59 | + t2 := time.Date(2026, 3, 15, 14, 30, 0, 0, time.UTC) |
| 60 | + |
| 61 | + writeFixture(t, repo, "content/_index.md", "---\ntitle: Home\n---\n# Home\n") |
| 62 | + writeFixture(t, repo, "content/docs/_index.md", "---\ntitle: Docs\n---\n") |
| 63 | + writeFixture(t, repo, "content/docs/guide.md", "---\ntitle: Guide\nweight: 1\n---\n# Guide\nOriginal body.\n") |
| 64 | + gitRunT(t, repo, "add", "-A") |
| 65 | + commitGitAt(t, repo, "initial", t1) |
| 66 | + |
| 67 | + cfg := config.Defaults() // build.last_updated: git (embedded default) |
| 68 | + cfg.Build.Minify = config.BoolPtr(false) |
| 69 | + builder := NewSiteBuilder(BuildOptions{ |
| 70 | + ProjectDir: repo, |
| 71 | + Config: cfg, |
| 72 | + ThemeConfig: buildThemeConfig(), |
| 73 | + EmbeddedFS: embedded.ThemeFS(), |
| 74 | + }) |
| 75 | + if _, err := builder.Build(); err != nil { |
| 76 | + t.Fatalf("full build failed: %v", err) |
| 77 | + } |
| 78 | + if !builder.lastGitIndex.Available() { |
| 79 | + t.Fatal("expected an available git index after the full build") |
| 80 | + } |
| 81 | + |
| 82 | + guidePath := filepath.Join(repo, "content", "docs", "guide.md") |
| 83 | + if got, ok := builder.lastGitIndex.Lookup(guidePath); !ok || !got.Equal(t1) { |
| 84 | + t.Fatalf("index after full build: got %v (ok=%v), want %v", got, ok, t1) |
| 85 | + } |
| 86 | + |
| 87 | + // Simulate an edit plus commit from outside the dev server. |
| 88 | + writeFixture(t, repo, "content/docs/guide.md", "---\ntitle: Guide\nweight: 1\n---\n# Guide\nUpdated body.\n") |
| 89 | + gitRunT(t, repo, "add", "content/docs/guide.md") |
| 90 | + commitGitAt(t, repo, "external edit", t2) |
| 91 | + |
| 92 | + if !builder.lastGitIndex.Stale() { |
| 93 | + t.Fatal("index should report stale once HEAD moves past the full build's snapshot") |
| 94 | + } |
| 95 | + |
| 96 | + result, err := builder.ContentRebuild([]string{guidePath}) |
| 97 | + if err != nil { |
| 98 | + t.Fatalf("ContentRebuild failed: %v", err) |
| 99 | + } |
| 100 | + if result.PageCount < 1 { |
| 101 | + t.Errorf("PageCount = %d, want at least the rebuilt page", result.PageCount) |
| 102 | + } |
| 103 | + |
| 104 | + if builder.lastGitIndex.Stale() { |
| 105 | + t.Error("index should be fresh immediately after ContentRebuild") |
| 106 | + } |
| 107 | + if got, ok := builder.lastGitIndex.Lookup(guidePath); !ok || !got.Equal(t2) { |
| 108 | + t.Errorf("index after ContentRebuild: got %v (ok=%v), want %v", got, ok, t2) |
| 109 | + } |
| 110 | + |
| 111 | + var page *engine.Page |
| 112 | + for _, p := range builder.lastAllPages { |
| 113 | + if p.FilePath == guidePath { |
| 114 | + page = p |
| 115 | + break |
| 116 | + } |
| 117 | + } |
| 118 | + if page == nil { |
| 119 | + t.Fatal("rebuilt guide page missing from lastAllPages") |
| 120 | + } |
| 121 | + if !page.Updated.Equal(t2) { |
| 122 | + t.Errorf("page.Updated = %v, want %v (new commit time)", page.Updated, t2) |
| 123 | + } |
| 124 | + |
| 125 | + data, err := os.ReadFile(filepath.Join(repo, "dist", "docs", "guide", "index.html")) |
| 126 | + if err != nil { |
| 127 | + t.Fatalf("reading rebuilt output: %v", err) |
| 128 | + } |
| 129 | + wantDatetime := `<time datetime="` + t2.Format("2006-01-02") + `"` |
| 130 | + if !strings.Contains(string(data), wantDatetime) { |
| 131 | + t.Errorf("rendered output missing %q", wantDatetime) |
| 132 | + } |
| 133 | +} |
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