Do not launch stylelint if no rules enabled

3 files changed, 18 insertions, 0 deletions

diff --git a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/CssRuleSensor.java b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/CssRuleSensor.java
index d13038e..da781aa 100644
--- a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/CssRuleSensor.java
+++ b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/CssRuleSensor.java
@@ -71,6 +71,11 @@ public class CssRuleSensor implements Sensor {
 
   @Override
   public void execute(SensorContext context) {
+    if (cssRules.isEmpty()) {
+      LOG.warn("No rules are activated in CSS Quality Profile");
+      return;
+    }
+
     if (!checkCompatibleNodeVersion(context)) {
       return;
     }
diff --git a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/CssRules.java b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/CssRules.java
index b2f3560..e05461b 100644
--- a/sonar-css-plugin/src/main/java/org/sonar/css/plugin/CssRules.java
+++ b/sonar-css-plugin/src/main/java/org/sonar/css/plugin/CssRules.java
@@ -101,6 +101,10 @@ public class CssRules {
     return config;
   }
 
+  public boolean isEmpty() {
+    return stylelintKeyToRuleKey.isEmpty();
+  }
+
   public static class StylelintConfig {
     Map<String, Boolean> rules = new HashMap<>();
   }
diff --git a/sonar-css-plugin/src/test/java/org/sonar/css/plugin/CssRuleSensorTest.java b/sonar-css-plugin/src/test/java/org/sonar/css/plugin/CssRuleSensorTest.java
index 030a987..0b4acd2 100644
--- a/sonar-css-plugin/src/test/java/org/sonar/css/plugin/CssRuleSensorTest.java
+++ b/sonar-css-plugin/src/test/java/org/sonar/css/plugin/CssRuleSensorTest.java
@@ -136,6 +136,15 @@ public class CssRuleSensorTest {
     sensor.execute(context);
   }
 
+  @Test
+  public void test_not_execute_rules_if_nothing_enabled() throws IOException {
+    TestLinterCommandProvider commandProvider = new TestLinterCommandProvider().nodeScript("/executables/mockError.js", inputFile.absolutePath());
+    CssRuleSensor sensor = new CssRuleSensor(new TestBundleHandler(), new CheckFactory(new TestActiveRules()), commandProvider);
+    sensor.execute(context);
+
+    assertThat(logTester.logs(LoggerLevel.WARN)).contains("No rules are activated in CSS Quality Profile");
+  }
+
   private static DefaultInputFile createInputFile(SensorContextTester sensorContext, String content, String relativePath) {
     DefaultInputFile inputFile = new TestInputFileBuilder("moduleKey", relativePath)
       .setModuleBaseDir(sensorContext.fileSystem().baseDirPath())