Refactored integration tests

.github/workflows/build.yaml

@@ -1,11 +1,9 @@
 name: Build
-
 on:
   push:
     branches: [ "main" ]
   pull_request:
     branches: [ "main" ]
-
 jobs:
   build:
     runs-on: ubuntu-latest
@@ -19,5 +17,6 @@ jobs:
           cache: 'maven'
       - name: Run the Maven verify phase
         run: |
+          ./integration_test_suite/pull-smoke-test-docker-images.sh
           ./mvnw --batch-mode clean install
           ./mvnw --batch-mode javadoc:jar

.github/workflows/manual-build.yaml

@@ -13,5 +13,6 @@ jobs:
           cache: 'maven'
       - name: Run the Maven verify phase
         run: |
+          ./integration_test_suite/pull-smoke-test-docker-images.sh
           ./mvnw --batch-mode clean install
           ./mvnw --batch-mode javadoc:jar

.gitignore

@@ -17,3 +17,5 @@ output.log
 stress-test.log
 test.sh
 test.log
+verify-full.sh
+verify-full.log

collector/src/main/java/io/prometheus/jmx/ObjectNameAttributeFilter.java

@@ -112,6 +112,11 @@ public void add(ObjectName objectName, String attributeName) {
         }
     }
 
+    /**
+     * Method to only keep "alive" mBeans, remove old mBeans to prevent memory growth
+     *
+     * @param aliveMBeans aliveMBeans
+     */
     public void onlyKeepMBeans(Set<ObjectName> aliveMBeans) {
         if (autoExcludeObjectNameAttributes) {
             for (ObjectName prevName : dynamicExcludeObjectNameAttributesMap.keySet()) {

integration_test_suite/integration_tests/pom.xml

@@ -28,6 +28,7 @@
         <maven.compiler.target>11</maven.compiler.target>
         <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
         <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
+        <prometheus.metrics.version>1.3.2</prometheus.metrics.version>
         <verifyica.version>0.6.1</verifyica.version>
     </properties>
 
@@ -131,12 +132,12 @@
         <dependency>
             <groupId>io.prometheus</groupId>
             <artifactId>prometheus-metrics-model</artifactId>
-            <version>1.3.2</version>
+            <version>${prometheus.metrics.version}</version>
         </dependency>
         <dependency>
             <groupId>io.prometheus</groupId>
             <artifactId>prometheus-metrics-exposition-formats</artifactId>
-            <version>1.3.2</version>
+            <version>${prometheus.metrics.version}</version>
         </dependency>
         <dependency>
             <groupId>org.slf4j</groupId>
@@ -146,17 +147,12 @@
         <dependency>
             <groupId>ch.qos.logback</groupId>
             <artifactId>logback-classic</artifactId>
-            <version>1.5.11</version>
+            <version>1.5.12</version>
         </dependency>
         <dependency>
             <groupId>org.testcontainers</groupId>
             <artifactId>testcontainers</artifactId>
-            <version>1.20.2</version>
-        </dependency>
-        <dependency>
-            <groupId>com.squareup.okhttp3</groupId>
-            <artifactId>okhttp</artifactId>
-            <version>5.0.0-alpha.14</version>
+            <version>1.20.3</version>
         </dependency>
         <dependency>
             <groupId>org.assertj</groupId>

integration_test_suite/integration_tests/src/main/java/io/prometheus/jmx/test/support/Assertions.java

@@ -0,0 +1,58 @@
+package io.prometheus.jmx.test.support;
+
+import static java.lang.String.format;
+import static org.assertj.core.api.Assertions.assertThat;
+
+import io.prometheus.jmx.test.support.http.HttpResponse;
+import io.prometheus.jmx.test.support.http.HttpResponseBody;
+
+/** Class to implement Assertions */
+public class Assertions {
+
+    /** Constructor */
+    private Assertions() {
+        // INTENTIONALLY BLANK
+    }
+
+    /**
+     * Assert a health response
+     *
+     * @param httpResponse httpResponse
+     */
+    public static void assertHealthyResponse(HttpResponse httpResponse) {
+        assertThat(httpResponse).isNotNull();
+        assertThat(httpResponse.statusCode()).isEqualTo(200);
+        assertThat(httpResponse.body()).isNotNull();
+        assertThat(httpResponse.body().string()).isNotBlank();
+        assertThat(httpResponse.body().string()).contains("Exporter is healthy.");
+    }
+
+    /**
+     * Assert common metrics response
+     *
+     * @param httpResponse httpResponse
+     */
+    public static void assertCommonMetricsResponse(HttpResponse httpResponse) {
+        assertThat(httpResponse).isNotNull();
+
+        int statusCode = httpResponse.statusCode();
+        if (statusCode != 200) {
+            HttpResponseBody body = httpResponse.body();
+            if (body != null) {
+                throw new AssertionError(
+                        format(
+                                "Expected statusCode [%d] but was [%d] body [%s]",
+                                200, statusCode, body.string()));
+            } else {
+                throw new AssertionError(
+                        format("Expected statusCode [%d] but was [%d] no body", 200, statusCode));
+            }
+        }
+
+        assertThat(httpResponse.headers()).isNotNull();
+        assertThat(httpResponse.headers().get("CONTENT-TYPE")).hasSize(1);
+        assertThat(httpResponse.body()).isNotNull();
+        assertThat(httpResponse.body().bytes()).isNotNull();
+        assertThat(httpResponse.body().bytes().length).isGreaterThan(0);
+    }
+}

integration_test_suite/integration_tests/src/main/java/io/prometheus/jmx/test/support/JmxExporterMode.java

@@ -18,6 +18,8 @@
 
 /** Enum of the two operational modes */
 public enum JmxExporterMode {
+    /** JavaAgent */
     JavaAgent,
+    /** Standalone */
     Standalone
 }