Generate test coverage

action.yml

@@ -20,6 +20,10 @@ inputs:
     required: false
     default: 'all'
     description: 'The type of tests to be run by the test runner.'
+  coverageReport:
+    required: false
+    default: false
+    description: 'Whether to generate a coverage report.'
   artifactsPath:
     required: false
     default: 'artifacts'

dist/steps/run_tests.sh

@@ -14,6 +14,12 @@ echo "Using project path \"$UNITY_PROJECT_PATH\"."
 echo "Using artifacts path \"$ARTIFACTS_PATH\" to save test results."
 FULL_ARTIFACTS_PATH=$GITHUB_WORKSPACE/$ARTIFACTS_PATH
 
+COVERAGE=""
+if [ "$GENERATE_COVERAGE_REPORT" == "true" ]; then
+    echo "Generating code coverage report."
+    COVERAGE="-enableCodeCoverage"
+fi
+
 #
 # Display custom parameters
 #
@@ -81,6 +87,8 @@ if [ "$EDIT_MODE" = "true" ]; then
     -runTests \
     -testPlatform editmode \
     -testResults "$FULL_ARTIFACTS_PATH/editmode-results.xml" \
+    -coverageResultsPath "$FULL_ARTIFACTS_PATH" \
+    $COVERAGE \
     $CUSTOM_PARAMETERS
 
   # Catch exit code
@@ -118,6 +126,8 @@ if [ "$PLAY_MODE" = "true" ]; then
     -runTests \
     -testPlatform playmode \
     -testResults "$FULL_ARTIFACTS_PATH/playmode-results.xml" \
+    -coverageResultsPath "$FULL_ARTIFACTS_PATH" \
+    $COVERAGE \
     $CUSTOM_PARAMETERS
 
   # Catch exit code

src/index.ts

@@ -12,6 +12,7 @@ async function run() {
       projectPath,
       customParameters,
       testMode,
+      generateCoverageReport,
       artifactsPath,
       useHostNetwork,
       sshAgent,
@@ -33,6 +34,7 @@ async function run() {
         projectPath,
         customParameters,
         testMode,
+        generateCoverageReport,
         artifactsPath,
         useHostNetwork,
         sshAgent,

src/model/docker.ts

@@ -26,6 +26,7 @@ const Docker = {
       projectPath,
       customParameters,
       testMode,
+      generateCoverageReport,
       artifactsPath,
       useHostNetwork,
       sshAgent,
@@ -51,6 +52,7 @@ const Docker = {
         --env PROJECT_PATH="${projectPath}" \
         --env CUSTOM_PARAMETERS="${customParameters}" \
         --env TEST_MODE="${testMode}" \
+        --env GENERATE_COVERAGE_REPORT="${generateCoverageReport}" \
         --env ARTIFACTS_PATH="${artifactsPath}" \
         --env GITHUB_REF \
         --env GITHUB_SHA \

src/model/input.ts

@@ -19,6 +19,7 @@ const Input = {
     const rawProjectPath = getInput('projectPath') || '.';
     const customParameters = getInput('customParameters') || '';
     const testMode = (getInput('testMode') || 'all').toLowerCase();
+    const coverageReport = getInput('coverageReport') || 'false';
     const rawArtifactsPath = getInput('artifactsPath') || 'artifacts';
     const rawUseHostNetwork = getInput('useHostNetwork') || 'false';
     const sshAgent = getInput('sshAgent') || '';
@@ -31,6 +32,10 @@ const Input = {
       throw new Error(`Invalid testMode ${testMode}`);
     }
 
+    if (coverageReport !== 'true' && coverageReport !== 'false') {
+      throw new Error(`Invalid coverageReport "${coverageReport}"`);
+    }
+
     if (!this.isValidFolderName(rawProjectPath)) {
       throw new Error(`Invalid projectPath "${rawProjectPath}"`);
     }
@@ -44,6 +49,7 @@ const Input = {
     }
 
     // Sanitise input
+    const generateCoverageReport = coverageReport === 'true';
     const projectPath = rawProjectPath.replace(/\/$/, '');
     const artifactsPath = rawArtifactsPath.replace(/\/$/, '');
     const useHostNetwork = rawUseHostNetwork === 'true';
@@ -57,6 +63,7 @@ const Input = {
       projectPath,
       customParameters,
       testMode,
+      generateCoverageReport,
       artifactsPath,
       useHostNetwork,
       sshAgent,