fix this flakey test

Author: ryber

unirest-bdd-tests/src/test/java/BehaviorTests/HeaderAsserts.java

@@ -36,6 +36,7 @@
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;
+import java.util.function.Consumer;
 
 
 import static org.assertj.core.api.Assertions.assertThat;
@@ -60,13 +61,17 @@ public void assertNoHeader(String s) {
         assertFalse(headers.containsKey(s), "Should Have No Header " + s);
     }
 
-    public HeaderAsserts assertHeader(String key, String... value) {
+    public HeaderAsserts assertContainsHeader(String key){
         TestUtil.assertMultiMap(headers).containsKeys(key);
+        return this;
+    }
+
+    public HeaderAsserts assertHeader(String key, String... value) {
+        assertContainsHeader(key);
         assertThat(headers.get(key))
                 .extracting(HeaderValue::getValue)
                 .contains(value);
         return this;
-
     }
 
     public HeaderAsserts assertBasicAuth(String username, String password) {

unirest-bdd-tests/src/test/java/BehaviorTests/Http2Test.java

@@ -56,7 +56,7 @@ void sendsHeadersForHttp2() {
                 .getBody()
                 .assertHeader("Connection", "Upgrade, HTTP2-Settings")
                 .assertHeader("Upgrade", "h2c")
-                .assertHeader("HTTP2-Settings", "AAEAAEAAAAIAAAABAAMAAABkAAQBAAAAAAUAAEAA");
+                .assertHeader("HTTP2-Settings", TestUtil.Matchers.isBase64Encoded());
     }
 
     @Test
@@ -81,7 +81,7 @@ void overrideConfigPerRequest() {
                 .getBody()
                 .assertHeader("Connection", "Upgrade, HTTP2-Settings")
                 .assertHeader("Upgrade", "h2c")
-                .assertHeader("HTTP2-Settings", "AAEAAEAAAAIAAAABAAMAAABkAAQBAAAAAAUAAEAA");
+                .assertHeader("HTTP2-Settings", TestUtil.Matchers.isBase64Encoded());
     }
 
     @Test

unirest-bdd-tests/src/test/java/BehaviorTests/TestUtil.java

@@ -43,9 +43,12 @@
 import java.net.http.HttpClient;
 import java.net.http.HttpResponse;
 import java.security.KeyStore;
+import java.util.Base64;
 import java.util.HashMap;
 import java.util.Map;
+import java.util.function.Consumer;
 
+import static org.assertj.core.api.Fail.fail;
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
@@ -157,4 +160,17 @@ public PasswordAuthentication requestPasswordAuthenticationInstance(String host,
     public static <K, V> MultimapAssert<K, V> assertMultiMap(final Multimap<K, V> actual) {
         return org.assertj.guava.api.Assertions.assertThat(actual);
     }
+
+    public static final class Matchers {
+        public static Consumer<HeaderAsserts.HeaderValue> isBase64Encoded() {
+            return h -> {
+              var value = h.getValue();
+              try {
+                  Base64.getDecoder().decode(value);
+              }catch (IllegalArgumentException e){
+                  fail("Header was not base64 encoded: " + value);
+              }
+            };
+        }
+    }
 }