| PASS HTTP cache updates returned headers from a Last-Modified 304 | |
| PASS HTTP cache updates stored headers from a Last-Modified 304 | |
| PASS HTTP cache updates returned headers from a ETag 304 | |
| PASS HTTP cache updates stored headers from a ETag 304 | |
| FAIL Content-* header assert_equals: Response 2 header Content-Test-Header is "A", not "B" expected "B" but got "A" | |