stabilize deleteRecord tests (#22)

- adding assertions to tests to ensure insertion order

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- [ ] The PR request is well described and justified, including the body
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- [ ] The PR title represents the desired changelog entry
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Author: dirkbolte

src/test/java/org/wiremock/extensions/state/AbstractTestBase.java

@@ -12,7 +12,11 @@
 import org.junit.jupiter.api.parallel.Execution;
 import org.wiremock.extensions.state.internal.ContextManager;
 
+import java.time.Duration;
+
 import static com.github.tomakehurst.wiremock.core.WireMockConfiguration.wireMockConfig;
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.awaitility.Awaitility.await;
 import static org.junit.jupiter.api.parallel.ExecutionMode.SAME_THREAD;
 
 @TestInstance(TestInstance.Lifecycle.PER_CLASS)
@@ -40,4 +44,11 @@ void setupAll() {
     void setupBase() {
         wm.resetAll();
     }
+
+    protected void assertContextNumUpdates(String context, int expected) {
+        await()
+            .pollInterval(Duration.ofMillis(10))
+            .atMost(Duration.ofSeconds(5)).untilAsserted(() -> assertThat(contextManager.numUpdates(context)).isEqualTo(expected));
+    }
+
 }

src/test/java/org/wiremock/extensions/state/DeleteStateEventListenerTest.java

@@ -340,8 +340,11 @@ void test_deleteIndex_middle_ok() throws URISyntaxException {
             var contextName = RandomStringUtils.randomAlphabetic(5);
 
             postRequest("list", contextName, "one");
+            assertContextNumUpdates(contextName, 1);
             postRequest("list", contextName, "two");
+            assertContextNumUpdates(contextName, 2);
             postRequest("list", contextName, "three");
+            assertContextNumUpdates(contextName, 3);
             assertList(contextName, list -> assertThat(list).hasSize(3));
 
             getRequest("list/deleteIndex/1", contextName);
@@ -360,8 +363,11 @@ void test_deleteIndex_last_ok() throws URISyntaxException {
             var contextName = RandomStringUtils.randomAlphabetic(5);
 
             postRequest("list", contextName, "one");
+            assertContextNumUpdates(contextName, 1);
             postRequest("list", contextName, "two");
+            assertContextNumUpdates(contextName, 2);
             postRequest("list", contextName, "three");
+            assertContextNumUpdates(contextName, 3);
             assertList(contextName, list -> assertThat(list).hasSize(3));
 
             getRequest("list/deleteIndex/2", contextName);
@@ -380,8 +386,11 @@ void test_deleteWhere_middle_ok() throws URISyntaxException {
             var contextName = RandomStringUtils.randomAlphabetic(5);
 
             postRequest("list", contextName, "one");
+            assertContextNumUpdates(contextName, 1);
             postRequest("list", contextName, "two");
+            assertContextNumUpdates(contextName, 2);
             postRequest("list", contextName, "three");
+            assertContextNumUpdates(contextName, 3);
             assertList(contextName, list -> assertThat(list).hasSize(3));
 
             getRequest("list/deleteWhere/two", contextName);
@@ -400,8 +409,11 @@ void test_deleteWhere_last_ok() throws URISyntaxException {
             var contextName = RandomStringUtils.randomAlphabetic(5);
 
             postRequest("list", contextName, "one");
+            assertContextNumUpdates(contextName, 1);
             postRequest("list", contextName, "two");
+            assertContextNumUpdates(contextName, 2);
             postRequest("list", contextName, "three");
+            assertContextNumUpdates(contextName, 3);
             assertList(contextName, list -> assertThat(list).hasSize(3));
 
             getRequest("list/deleteWhere/three", contextName);

src/test/java/org/wiremock/extensions/state/RecordStateEventListenerTest.java

@@ -253,9 +253,7 @@ void test_initialUpdateCount_1_ok() {
 
             postRequest("state", context, "one");
 
-            await()
-                .pollInterval(Duration.ofMillis(10))
-                .atMost(Duration.ofSeconds(2)).untilAsserted(() -> assertThat(contextManager.numUpdates(context)).isEqualTo(1));
+            assertContextNumUpdates(context, 1);
         }
 
         @Test
@@ -266,9 +264,7 @@ void test_multipleUpdateCount_increase_ok() {
             postRequest("state", context, "one");
             postRequest("state", context, "one");
 
-            await()
-                .pollInterval(Duration.ofMillis(10))
-                .atMost(Duration.ofSeconds(2)).untilAsserted(() -> assertThat(contextManager.numUpdates(context)).isEqualTo(3));
+            assertContextNumUpdates(context, 3);
         }
 
         @Test
@@ -280,12 +276,8 @@ void test_differentContext_ok() {
             postRequest("state", contextTwo, "one");
             postRequest("state", contextOne, "one");
 
-            await()
-                .pollInterval(Duration.ofMillis(10))
-                .atMost(Duration.ofSeconds(2)).untilAsserted(() -> assertThat(contextManager.numUpdates(contextOne)).isEqualTo(2));
-            await()
-                .pollInterval(Duration.ofMillis(10))
-                .atMost(Duration.ofSeconds(2)).untilAsserted(() -> assertThat(contextManager.numUpdates(contextTwo)).isEqualTo(1));
+            assertContextNumUpdates(contextOne, 2);
+            assertContextNumUpdates(contextTwo, 1);
         }
 
     }