Pass a query pattern

README.md

@@ -28,6 +28,7 @@ including links to the lines of source code on GitHub when possible:
 <!-- DON'T EDIT THIS SECTION, INSTEAD RE-RUN doctoc TO UPDATE -->
 **Table of Contents**
 
+- [Actions for Learning Lab CodeQL Courses](#actions-for-learning-lab-codeql-courses)
   - [Creating your own course](#creating-your-own-course)
     - [Creating the Query Checking Action](#creating-the-query-checking-action)
       - [Testing the action](#testing-the-action)
@@ -207,6 +208,11 @@ run either of these scripts:
   affect this specific course,
   without publishing any new images.
 
+Both scripts take as argument an **optional** regexp string.
+If this string is passed, only the queries 
+with names matching the regexp will be run.
+Otherwise all queries are run.
+
 **In GitHub Actions:**
 
 If adding a course to this repository,

codeql-learninglab-check/package/src/index.ts

@@ -18,9 +18,11 @@ const readFile = promisify(fs.readFile);
 const writeFile = promisify(fs.writeFile);
 
 /**
- * Must be "true" if all queries should be run (and not just changed queries)
+ * RUN_ALL must be "true" if all queries should be run (and not just changed queries)
+ * If specific queries should be run, RUN_ALL cannot be true
  */
 const RUN_ALL = process.env.RUN_ALL === 'true';
+const QUERY_PATTERN: RegExp = RegExp(String(process.env.QUERY_PATTERN));
 
 /**
  * Set to true to avoid using the GitHub API to post a comment
@@ -115,15 +117,16 @@ function isConfig(config: any): config is Config {
   }
 
   /**
-   * File paths changed by the user (if we're not just running all queries)
+   * File paths changed by the user (if we're not just running all queries or a specific ones)
    *
    * This is used to reduce the number of queries we need to run to only those
    * that currently interest the user.
    */
   const queriesChanged = new Set<string>();
   let unableToGetChangedQueries = false;
+  let queryPattern = (process.env.QUERY_PATTERN!="");
 
-  if (!RUN_ALL) {
+  if (!RUN_ALL && !queryPattern) {
 
    /*
     * There are a few different ways in which we may determine which queries
@@ -274,7 +277,8 @@ function isConfig(config: any): config is Config {
   for (const query of Object.keys(config.expectedResults)) {
     const exists = await access(query, fs.constants.R_OK).then(() => true, () => false);
     // Run the query if either it's changed, or runAll is true
-    if (exists && (RUN_ALL || unableToGetChangedQueries || queriesChanged.has(query))) {
+    if (exists && (RUN_ALL || unableToGetChangedQueries || queriesChanged.has(query)) || (queryPattern && QUERY_PATTERN.test(query))) {
+      console.log('query: ' + query + ' / RUN_ALL: ' + RUN_ALL + ' / unableToGetChangedQueries: ' + unableToGetChangedQueries + ' / regex test: ' + QUERY_PATTERN.test(query))
       queriesToRun.push(query);
     }
   }

scripts/test-course-actual.sh

@@ -16,4 +16,4 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 docker pull $PARENT_TAG
 
 # Run ./test-course-shared.sh
-$DIR/test-course-shared.sh
+$DIR/test-course-shared.sh $@

scripts/test-course-latest.sh

@@ -16,4 +16,4 @@ DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" >/dev/null 2>&1 && pwd )"
 docker build -t $PARENT_TAG $DIR/../codeql-learninglab-check
 
 # Run ./test-course-shared.sh
-$DIR/test-course-shared.sh
+$DIR/test-course-shared.sh $@

scripts/test-course-shared.sh

@@ -1,6 +1,6 @@
 #! /bin/bash
 
-# Build the course image, and run all queries in
+# Build the course image, and run all or specific queries in
 # the course to ensure the expected result
 #
 # Should be run with the cwd being the course folder
@@ -19,12 +19,24 @@ mkdir -p $TMP
 cp -R answers $TMP/answers
 echo "{}" > $TMP/event.json
 
+# Get query argument
+RUN_ALL=true
+QUERY_PATTERN=""
+if [ "$1" != "" ]; then
+    RUN_ALL=false
+    QUERY_PATTERN=$1
+    echo "Running specific queries $QUERY_PATTERN"
+else
+    echo "Running all queries"
+fi
+
 # Run docker image
 docker run -i \
   -e GITHUB_EVENT_NAME=push \
   -e GITHUB_EVENT_PATH=/opt/tmp/event.json \
   -e GITHUB_TOKEN=noop \
-  -e RUN_ALL=true \
+  -e RUN_ALL=$RUN_ALL \
+  -e QUERY_PATTERN=$QUERY_PATTERN \
   -e SKIP_COMMENT=true \
   -v $TMP:/opt/tmp:ro \
   -w /opt/tmp/answers \