fixes test flakiness

Author: yue9944882

util/src/test/java/io/kubernetes/client/CopyTest.java

@@ -17,7 +17,6 @@
 import static com.github.tomakehurst.wiremock.client.WireMock.get;
 import static com.github.tomakehurst.wiremock.client.WireMock.getRequestedFor;
 import static com.github.tomakehurst.wiremock.client.WireMock.urlPathEqualTo;
-import static com.github.tomakehurst.wiremock.client.WireMock.verify;
 import static com.github.tomakehurst.wiremock.core.WireMockConfiguration.wireMockConfig;
 
 import com.github.tomakehurst.wiremock.junit.WireMockRule;
@@ -75,7 +74,9 @@ public void testUrl() throws IOException, ApiException, InterruptedException {
       e.printStackTrace();
     }
 
-    verify(
+    Thread.sleep(2000);
+
+    wireMockRule.verify(
         getRequestedFor(
                 urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods/" + podName + "/exec"))
             .withQueryParam("stdin", equalTo("false"))
@@ -120,7 +121,7 @@ public void run() {
     Thread.sleep(2000);
     t.interrupt();
 
-    verify(
+    wireMockRule.verify(
         getRequestedFor(
                 urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods/" + podName + "/exec"))
             .withQueryParam("stdin", equalTo("true"))
@@ -166,7 +167,7 @@ public void run() {
     Thread.sleep(2000);
     t.interrupt();
 
-    verify(
+    wireMockRule.verify(
         getRequestedFor(
                 urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods/" + podName + "/exec"))
             .withQueryParam("stdin", equalTo("true"))
@@ -213,7 +214,7 @@ public void run() {
     Thread.sleep(2000);
     t.interrupt();
 
-    verify(
+    wireMockRule.verify(
         getRequestedFor(
                 urlPathEqualTo("/api/v1/namespaces/" + namespace + "/pods/" + podName + "/exec"))
             .withQueryParam("stdin", equalTo("false"))