Fix #1030: truncate resulting Jira instead of markdown source (#1031)

Author: leplatrem

jbi/jira/utils.py

@@ -9,7 +9,8 @@ def markdown_to_jira(markdown: str, max_length: int = 0) -> str:
     """
     Convert markdown content into Jira specific markup language.
     """
-    if max_length > 0 and len(markdown) > max_length:
+    jira_output = pypandoc.convert_text(markdown, "jira", format="gfm").strip()
+    if max_length > 0 and len(jira_output) > max_length:
         # Truncate on last word.
-        markdown = markdown[:max_length].rsplit(maxsplit=1)[0]
-    return pypandoc.convert_text(markdown, "jira", format="gfm").strip()  # type: ignore
+        jira_output = jira_output[:max_length].rsplit(maxsplit=1)[0]
+    return jira_output  # type: ignore

tests/unit/jira/test_utils.py

@@ -71,6 +71,7 @@ def test_markdown_to_jira_with_malformed_input():
         ("aa\taaa", "aa", 5),
         ("aaaaaa", "aaaaa", 5),
         ("aaaaa ", "aaaaa", 5),
+        ("`fo` `fo`", "{{fo}}", 9),
     ],
 )
 def test_markdown_to_jira_with_max_chars(markdown, expected, max_length):