add tests for naming threads

testing tdd ftw!

juniorguru_chick/lib/thread_names.py

@@ -0,0 +1,37 @@
+import re
+
+def name_thread(message: str) -> str | None:
+    """Returns a name for a thread created from a given message. Example messages include: [eslint, nextjs], [eslint,nextjs], [ Java ], [:css:], [:css: CSS], [eslint,nextjs, :css: CSS]. Expected output includes: eslint, nextjs, eslint,nextjs, Java, css, CSS, eslint,nextjs, CSS."""
+
+    """
+    1. Check if the message includes text in brackets, if yes:
+        a. Remove brackets
+        b. Remove spaces
+        c. Check if the message includes text between colons
+            - if yes, and there is other text in the message, then remove the colons and text between them
+            - if yes, and there is no other text in the message, then remove the colons
+        d. Insert spaces after commas if there are any
+        e. Capitalize the first letter of the message
+        d. Return the message
+    2. If the message does not include text in brackets, then return string "xyz"
+    """
+
+
+    if message.startswith("[") :
+        content = message[1:-1]
+        content = content.replace(" ", "")
+
+        emoji_regex = re.compile(r":\w+:")
+
+        if re.search(emoji_regex, content) is not None:
+            # if there is other text in the message, then remove the colons and text between them
+            emoji = re.search(emoji_regex, content).group()
+            if content != emoji:
+                content = content.replace(emoji, "")
+            # if there is no other text in the message, then remove the colons
+            else:
+                content = content.replace(":", "")
+        content = content.replace(",", ", ")
+        return content
+    else:
+        return "xyz"

tests/test_lib_thread_names.py

@@ -0,0 +1,59 @@
+import pytest
+from datetime import datetime
+
+from juniorguru_chick.lib.threads import name_thread
+
+DAYS = ["Pondělní", "Úterní", "Středeční",
+        "Čtvrteční", "Páteční", "Sobotní", "Nedělní"]
+
+class Message:
+    def __init__(self, display_name, message):
+        self.author = lambda: None
+        self.author.display_name = display_name
+        self.content = message
+
+def test_name_thread_no_brackets():
+    content = "Hello this is my thread"
+    weekday = datetime.now().weekday()
+    name_template = "{weekday} objev od {author}"
+    expected_name = f"{DAYS[weekday]} objev od Jana"
+    message = Message("Jana", content)
+
+    assert name_thread(message, name_template) == expected_name
+
+# test if brackets are not closed and if there is no text in brackets
+@pytest.mark.parametrize('content', [
+    pytest.param("[ Hello this is my thread", id="brackets not closed"),
+    pytest.param("[] Hello this is my thread", id="no text in brackets"),
+    pytest.param("Hello this is my thread]", id="brackets not opened")])
+def test_brackets_used_incorrectly(content):
+    weekday = datetime.now().weekday()
+    name_template = "{weekday} objev od {author}"
+    expected_name = f"{DAYS[weekday]} objev od Jana"
+    message = Message("Jana", content)
+
+    assert name_thread(message, name_template) == expected_name
+
+# test if there is no text in brackets
+def test_no_text_in_brackets():
+    content = "[] Hello this is my thread"
+    weekday = datetime.now().weekday()
+    name_template = "{weekday} objev od {author}"
+    expected_name = f"{DAYS[weekday]} objev od Jana"
+    message = Message("Jana", content)
+
+    assert name_thread(message, name_template) == expected_name
+
+# test if there is no text in brackets
+@pytest.mark.parametrize('content, expected_name', [
+    pytest.param("[eslint, nextjs]", "eslint, nextjs", id="comma separated strings with spaces"),
+    pytest.param("[eslint,nextjs]", "eslint,nextjs", id="comma separated strings without spaces"),
+    pytest.param("[ Java ]", "Java", id="whitespaces around string"),
+    pytest.param("[:css: CSS]", ":css: CSS", id="starting emoji"),
+    pytest.param("[eslint,nextjs, :css: CSS, ruby]", "eslint, nextjs, :css: CSS, ruby", id="emoji in the middle"),
+    pytest.param("[ eslint ] Hello", "eslint", id="brackets at the beginning")])
+def test_parse_message_in_brackets(content, expected_name):
+    message = Message("Jana", content)
+    name_template = "{weekday} objev od {author}"
+
+    assert name_thread(message, name_template) == expected_name