Remove generated example

Signed-off-by: chatgris <jboyer@af83.com>
Fix tests

Signed-off-by: chatgris <jboyer@af83.com>
Add test about content-type

Signed-off-by: chatgris <jboyer@af83.com>
Add test on body

Signed-off-by: chatgris <jboyer@af83.com>