diff --git a/spring-test/src/main/java/org/springframework/test/web/reactive/server/StatusAssertions.java b/spring-test/src/main/java/org/springframework/test/web/reactive/server/StatusAssertions.java
index 62d0a246f4b6..ab9d958f9bb0 100644
--- a/spring-test/src/main/java/org/springframework/test/web/reactive/server/StatusAssertions.java
+++ b/spring-test/src/main/java/org/springframework/test/web/reactive/server/StatusAssertions.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -71,8 +71,7 @@ public WebTestClient.ResponseSpec isOk() {
 	 * Assert the response status code is {@code HttpStatus.CREATED} (201).
 	 */
 	public WebTestClient.ResponseSpec isCreated() {
-		HttpStatus expected = HttpStatus.CREATED;
-		return assertStatusAndReturn(expected);
+		return assertStatusAndReturn(HttpStatus.CREATED);
 	}
 
 	/**
@@ -158,8 +157,8 @@ public WebTestClient.ResponseSpec isNotFound() {
 	 */
 	public WebTestClient.ResponseSpec reasonEquals(String reason) {
 		String actual = this.exchangeResult.getStatus().getReasonPhrase();
-		String message = "Response status reason";
-		this.exchangeResult.assertWithDiagnostics(() -> AssertionErrors.assertEquals(message, reason, actual));
+		this.exchangeResult.assertWithDiagnostics(() ->
+				AssertionErrors.assertEquals("Response status reason", reason, actual));
 		return this.responseSpec;
 	}
 
@@ -195,8 +194,7 @@ public WebTestClient.ResponseSpec is4xxClientError() {
 	 * Assert the response status code is in the 5xx range.
 	 */
 	public WebTestClient.ResponseSpec is5xxServerError() {
-		HttpStatus.Series expected = HttpStatus.Series.SERVER_ERROR;
-		return assertSeriesAndReturn(expected);
+		return assertSeriesAndReturn(HttpStatus.Series.SERVER_ERROR);
 	}
 
 	/**
@@ -205,8 +203,8 @@ public WebTestClient.ResponseSpec is5xxServerError() {
 	 * @since 5.1
 	 */
 	public WebTestClient.ResponseSpec value(Matcher<Integer> matcher) {
-		int value = this.exchangeResult.getStatus().value();
-		this.exchangeResult.assertWithDiagnostics(() -> MatcherAssert.assertThat("Response status", value, matcher));
+		int actual = this.exchangeResult.getRawStatusCode();
+		this.exchangeResult.assertWithDiagnostics(() -> MatcherAssert.assertThat("Response status", actual, matcher));
 		return this.responseSpec;
 	}
 
@@ -216,8 +214,8 @@ public WebTestClient.ResponseSpec value(Matcher<Integer> matcher) {
 	 * @since 5.1
 	 */
 	public WebTestClient.ResponseSpec value(Consumer<Integer> consumer) {
-		int value = this.exchangeResult.getStatus().value();
-		this.exchangeResult.assertWithDiagnostics(() -> consumer.accept(value));
+		int actual = this.exchangeResult.getRawStatusCode();
+		this.exchangeResult.assertWithDiagnostics(() -> consumer.accept(actual));
 		return this.responseSpec;
 	}
 
@@ -230,10 +228,8 @@ private WebTestClient.ResponseSpec assertStatusAndReturn(HttpStatus expected) {
 
 	private WebTestClient.ResponseSpec assertSeriesAndReturn(HttpStatus.Series expected) {
 		HttpStatus status = this.exchangeResult.getStatus();
-		this.exchangeResult.assertWithDiagnostics(() -> {
-			String message = "Range for response status value " + status;
-			AssertionErrors.assertEquals(message, expected, status.series());
-		});
+		this.exchangeResult.assertWithDiagnostics(() ->
+				AssertionErrors.assertEquals("Range for response status value " + status, expected, status.series()));
 		return this.responseSpec;
 	}
 
diff --git a/spring-test/src/test/java/org/springframework/test/web/reactive/server/StatusAssertionTests.java b/spring-test/src/test/java/org/springframework/test/web/reactive/server/StatusAssertionTests.java
index e463ef0d1cf6..323783818b84 100644
--- a/spring-test/src/test/java/org/springframework/test/web/reactive/server/StatusAssertionTests.java
+++ b/spring-test/src/test/java/org/springframework/test/web/reactive/server/StatusAssertionTests.java
@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2019 the original author or authors.
+ * Copyright 2002-2021 the original author or authors.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -34,6 +34,7 @@
 
 /**
  * Unit tests for {@link StatusAssertions}.
+ *
  * @author Rossen Stoyanchev
  */
 public class StatusAssertionTests {
@@ -73,20 +74,19 @@ public void reasonEquals() {
 	}
 
 	@Test
-	public void statusSerius1xx() {
+	public void statusSeries1xx() {
 		StatusAssertions assertions = statusAssertions(HttpStatus.CONTINUE);
 
 		// Success
 		assertions.is1xxInformational();
 
 		// Wrong series
-
 		assertThatExceptionOfType(AssertionError.class).isThrownBy(() ->
 				assertions.is2xxSuccessful());
 	}
 
 	@Test
-	public void statusSerius2xx() {
+	public void statusSeries2xx() {
 		StatusAssertions assertions = statusAssertions(HttpStatus.OK);
 
 		// Success
@@ -98,7 +98,7 @@ public void statusSerius2xx() {
 	}
 
 	@Test
-	public void statusSerius3xx() {
+	public void statusSeries3xx() {
 		StatusAssertions assertions = statusAssertions(HttpStatus.PERMANENT_REDIRECT);
 
 		// Success
@@ -110,7 +110,7 @@ public void statusSerius3xx() {
 	}
 
 	@Test
-	public void statusSerius4xx() {
+	public void statusSeries4xx() {
 		StatusAssertions assertions = statusAssertions(HttpStatus.BAD_REQUEST);
 
 		// Success
@@ -122,7 +122,7 @@ public void statusSerius4xx() {
 	}
 
 	@Test
-	public void statusSerius5xx() {
+	public void statusSeries5xx() {
 		StatusAssertions assertions = statusAssertions(HttpStatus.INTERNAL_SERVER_ERROR);
 
 		// Success
@@ -134,7 +134,7 @@ public void statusSerius5xx() {
 	}
 
 	@Test
-	public void matches() {
+	public void matchesStatusValue() {
 		StatusAssertions assertions = statusAssertions(HttpStatus.CONFLICT);
 
 		// Success
@@ -146,6 +146,11 @@ public void matches() {
 				assertions.value(equalTo(200)));
 	}
 
+	@Test
+	public void matchesCustomStatus() {
+		statusAssertions(600).value(equalTo(600));
+	}
+
 
 	private StatusAssertions statusAssertions(HttpStatus status) {
 		return statusAssertions(status.value());