feat(definitions): add expectations for test lines (#1257)

* factor out test helpers

* refactor, add tests for animebytes

* revert test refactor

* better name

* change format, migrate some examples

* migrated remaining test cases

* add comment about `Test` vs `Tests`

* refactor

* reorder expectations to match vars

* generate

* turn on strict unmarshalling, remove old `Test` from schema

* start modifying actual definitions

* done with the As

* Bs

* C, D

* E, F

* G, H, I, ... L

* M, N

* O, P

* R

* bonus error. without this, pattern/vars disagreement can panic.

* S

* T, U

* X.. Now we know our ABCs next time won't you sing with meeeee

* fix another test

* another driveby change

* be less strict parsing custom definitions

* fix(definitions): load custom definitions

---------

Co-authored-by: ze0s <ze0s@riseup.net>

internal/indexer/definitions/myanonamouse.yaml

@@ -11,7 +11,7 @@ protocol: torrent
 supports:
   - irc
   - rss
-source: custom
+# source: custom
 settings:
   - name: cookie
     type: secret
@@ -50,9 +50,29 @@ irc:
   parse:
     type: single
     lines:
-      - test:
-          - "New Torrent: Some famous book By: Author name Category: ( Ebooks - Science Fiction ) Size: ( 1.00 MiB ) Filetype: ( epub, mobi ) Language: ( English ) Link: ( https://www.myanonamouse.net/t/000000 )"
-          - "New Torrent: Some famous book By: Author name Category: ( Ebooks - Science Fiction ) Size: ( 2.11 MiB ) Filetype: ( epub, mobi ) Language: ( English ) Link: ( https://www.myanonamouse.net/t/000000 ) VIP"
+      - tests:
+        - line: 'New Torrent: Some famous book By: Author name Category: ( Ebooks - Science Fiction ) Size: ( 1.00 MiB ) Filetype: ( epub, mobi ) Language: ( English ) Link: ( https://www.myanonamouse.net/t/000000 )'
+          expect:
+            torrentName: Some famous book
+            author: Author name
+            category: Ebooks - Science Fiction
+            torrentSize: 1.00 MiB
+            tags: epub, mobi
+            language: English
+            baseUrl: https://www.myanonamouse.net/
+            torrentId: "000000"
+            freeleech: ""
+        - line: 'New Torrent: Some famous book By: Author name Category: ( Ebooks - Science Fiction ) Size: ( 2.11 MiB ) Filetype: ( epub, mobi ) Language: ( English ) Link: ( https://www.myanonamouse.net/t/000000 ) VIP'
+          expect:
+            torrentName: Some famous book
+            author: Author name
+            category: Ebooks - Science Fiction
+            torrentSize: 2.11 MiB
+            tags: epub, mobi
+            language: English
+            baseUrl: https://www.myanonamouse.net/
+            torrentId: "000000"
+            freeleech: VIP
         pattern: 'New Torrent: (.*) By: (.*) Category: \( (.*) \) Size: \( (.*) \) Filetype: \( (.*) \) Language: \( (.*) \) Link: \( (https?\:\/\/[^\/]+\/).*?(\d+)\s*\)\s*(VIP)?'
         vars:
           - torrentName