Test 1: File does not exist
---------------------------
LOCK /litmus/locknomatchnoexist HTTP/1.1
Depth: 0
If-None-Match: *

HTTP/1.1 200 OK
Lock-Token: <opaquelocktoken:ab99d19e-a27c-4ba1-8aad-9d159ae36573>

Test 2: File exists
-------------------
LOCK /litmus/locknomatchexist HTTP/1.1
Depth: 0
If-None-Match: *

HTTP/1.1 412 Precondition Failed

Test 3: File does not exist
---------------------------
LOCK /litmus/lockmatchnoexist HTTP/1.1
Depth: 0
If-Match: *

HTTP/1.1 412 Precondition Failed

Test 4: File exists
-------------------
LOCK /litmus/locknomatchexist HTTP/1.1
Depth: 0
If-Match: *

HTTP/1.1 200 OK
Lock-Token: <opaquelocktoken:b790d650-c5ac-4ce7-aa3f-a817526e88a9>

Test 4: File exists, Etag is "19e60b-20-608b1b00"
-------------------------------------------------
LOCK /litmus/matchexisttrue HTTP/1.1
Depth: 0
If-Match: "19e60b-20-608b1b00"

HTTP/1.1 200 OK
Lock-Token: <opaquelocktoken:768d6eb6-30c7-4afa-b2d2-bf7a3960cef1>

Test 5: File exists, Etag is "19e60b-20-608b1b00"
-------------------------------------------------
LOCK /litmus/matchexistfalse HTTP/1.1
Depth: 0
If-Match: "aaa"

HTTP/1.1 412 Precondition Failed