Keep tests in json format

So the results are typed
2020-08-24 18:37:55 +02:00
parent d592cc3050
commit 4d280e02b0
55 changed files with 55 additions and 329 deletions
--- a/tests_dir/name_age.result
+++ b/tests_dir/name_age.result
@@ -1,9 +1 @@
-name,age
-eve,25
-dean,33
-carl,20
-paul,30
-john,30
-jack,22
-duncan,30
-alia,28
+{"content": [["eve", 25], ["duncan", 30], ["paul", 30], ["carl", 20], ["alia", 28], ["dean", 33], ["jack", 22], ["john", 30]], "header": ["name", "age"]}