feat(backend): user + library admin API, atomic sanitized upload

backend/internal/bookfile/bookfile_test.go

@@ -0,0 +1,32 @@
+package bookfile
+
+import "testing"
+
+func TestFormatFromExt(t *testing.T) {
+	cases := map[string]string{
+		"a.cbz": "cbz", "B.PDF": "pdf", "x.epub": "epub", "y.txt": "txt", "z.md": "md",
+		"w.rar": "", "noext": "", "cbr.cbZ": "cbz", "tar.gz": "",
+	}
+	for in, want := range cases {
+		if got := FormatFromExt(in); got != want {
+			t.Errorf("FormatFromExt(%q)=%q want %q", in, got, want)
+		}
+	}
+}
+
+func TestSafeName(t *testing.T) {
+	cases := map[string]string{
+		"my book.cbz":      "my book.cbz",
+		"../../etc/passwd": "passwd",
+		"/abs/name.pdf":    "name.pdf",
+		"a\\b\\c.epub":     "c.epub",
+		"  spaced .txt  ":  "spaced .txt",
+		"con\ntl.bin":      "contl.bin",
+		"":                 "",
+	}
+	for in, want := range cases {
+		if got := SafeName(in); got != want {
+			t.Errorf("SafeName(%q)=%q want %q", in, got, want)
+		}
+	}
+}