Add a workflow test and improve errors (#13)

* Add a workflow test and improve errors

* Semicolon

.github/workflows/tests.yml

@@ -0,0 +1,12 @@
+name: Tests
+on:
+  push:
+
+jobs:
+    test:
+        name: Test
+        runs-on: ubuntu-latest
+        steps:
+          - uses: actions/checkout@v4
+          - name: Run tests
+            run: ./tests.sh || { echo "::error title=Tests failed::tests.sh returned an error." && exit 1; }

lint.sh

@@ -8,10 +8,8 @@
 # Match regex title with the title
 if grep -qP -- "$TITLE_REGEX" <<< "$TITLE"; then
   echo "Title matches regex: $TITLE_REGEX"
-  echo "verdict=Pass" >> $GITHUB_OUTPUT
 else
-  echo "Error: Title does not match regex: $TITLE_REGEX" >&2
-  echo "$ERROR_MESSAGE" >&2
-  echo "verdict=$(echo $ERROR_MESSAGE)" >> $GITHUB_OUTPUT
+  echo "Title does not match regex: $TITLE_REGEX" >&2
+  echo "::error title=PR Title is invalid::$ERROR_MESSAGE"
   exit 1
 fi

tests.sh

@@ -2,25 +2,24 @@
 
 set -e
 
-if TITLE="Add something" \
-TITLE_REGEX="^Add" \
+if TITLE="Starts with Starts" \
+TITLE_REGEX="^Starts" \
 ERROR_MESSAGE="N/A" \
 ./lint.sh; then echo "Pass"; else echo "Failed" && exit 1; fi
 
-if ! TITLE="Add something" \
+if ! TITLE="Capitalized title" \
 TITLE_REGEX="^[a-z]" \
-ERROR_MESSAGE="Must be lower case" \
+ERROR_MESSAGE="Title must not be capitalized" \
 ./lint.sh; then echo "Pass"; else echo "Failed" && exit 1; fi
 
 if TITLE="Fix a thing" \
 TITLE_REGEX="^(?!\\S+ing\\s)(?!\\S+ed\\s)" \
-ERROR_MESSAGE="Must be lower case" \
+ERROR_MESSAGE="Must use imperative mood" \
 ./lint.sh; then echo "Pass"; else echo "Failed" && exit 1; fi
 
-if TITLE="Fix a thing" \
+if ! TITLE="Fixing a thing" \
 TITLE_REGEX="^(?!\\S+ing\\s)(?!\\S+ed\\s)" \
-ERROR_MESSAGE="Must be lower case" \
+ERROR_MESSAGE="Must use imperative mood" \
 ./lint.sh; then echo "Pass"; else echo "Failed" && exit 1; fi
 
-
 echo All tests passed