Package org.springframework.test.util

Class AssertionErrors

java.lang.Object
org.springframework.test.util.AssertionErrors
public abstract class AssertionErrors extends Object
Test assertions that are independent of any third-party assertion library.
Since:
3.2
Author:
Lukas Krecan, Arjen Poutsma, Sam Brannen

  • Constructor Details

    • AssertionErrors

      public AssertionErrors()

  • Method Details

    • fail

      @Contract("_ -> fail") public static void fail(String message)
      Fail a test with the given message.
      Parameters:
      message - a message that describes the reason for the failure

    • fail

      public static void fail(String message, @Nullable Object expected, @Nullable Object actual)
      Fail a test with the given message passing along expected and actual values to be appended to the message.

      For example given: 

       String name = "Accept";
 String expected = "application/json";
 String actual = "text/plain";
 fail("Response header [" + name + "]", expected, actual);

      The resulting message is: 

       Response header [Accept] expected:<application/json> but was:<text/plain>
      Parameters:
      message - a message that describes the use case that failed
      expected - the expected value
      actual - the actual value

    • assertTrue

      @Contract("_, false -> fail") public static void assertTrue(String message, boolean condition)
      Assert the given condition is true and raise an AssertionError otherwise.
      Parameters:
      message - a message that describes the reason for the failure
      condition - the condition to test for

    • assertFalse

      @Contract("_, true -> fail") public static void assertFalse(String message, boolean condition)
      Assert the given condition is false and raise an AssertionError otherwise.
      Parameters:
      message - a message that describes the reason for the failure
      condition - the condition to test for
      Since:
      5.2.1

    • assertNull

      @Contract("_, !null -> fail") public static void assertNull(String message, @Nullable Object object)
      Assert that the given object is null and raise an AssertionError otherwise.
      Parameters:
      message - a message that describes the reason for the failure
      object - the object to check
      Since:
      5.2.1

    • assertNotNull

      @Contract("_, null -> fail") public static void assertNotNull(String message, @Nullable Object object)
      Assert that the given object is not null and raise an AssertionError otherwise.
      Parameters:
      message - a message that describes the reason for the failure
      object - the object to check
      Since:
      5.1.8

    • assertEquals

      public static void assertEquals(String message, @Nullable Object expected, @Nullable Object actual)
      Assert two objects are equal and raise an AssertionError otherwise.

      For example: 

       assertEquals("Response header [" + name + "]", expected, actual);
      Parameters:
      message - a message that describes the value being checked
      expected - the expected value
      actual - the actual value
      See Also:

    • assertNotEquals

      public static void assertNotEquals(String message, @Nullable Object expected, @Nullable Object actual)
      Assert two objects are not equal and raise an AssertionError otherwise.

      For example: 

       assertNotEquals("Response header [" + name + "]", expected, actual);
      Parameters:
      message - a message that describes the value being checked
      expected - the expected value
      actual - the actual value