Package org.hamcrest.core

Class StringStartsWith

java.lang.Object
org.hamcrest.BaseMatcher<String>
org.hamcrest.TypeSafeMatcher<String>
org.hamcrest.core.SubstringMatcher
org.hamcrest.core.StringStartsWith
All Implemented Interfaces:
Matcher<String>, SelfDescribing
public class StringStartsWith extends SubstringMatcher
Tests if the argument is a string that starts with a specific substring.

  • Constructor Details

    • StringStartsWith

      public StringStartsWith(String prefix)
      Constructor, best used with startsWith(String).
      Parameters:
      prefix - the expected start of the string.

    • StringStartsWith

      public StringStartsWith(boolean ignoringCase, String prefix)
      Constructor, best used with startsWith(String) or startsWithIgnoringCase(String).
      Parameters:
      ignoringCase - whether to ignore case when matching
      prefix - the expected start of the string.

  • Method Details

    • evalSubstringOf

      protected boolean evalSubstringOf(String s)
      Description copied from class: SubstringMatcher
      Checks if the input matches the specific substring.
      Specified by:
      evalSubstringOf in class SubstringMatcher
      Parameters:
      s - the string to check
      Returns:
      the result of the match

    • startsWith

      public static Matcher<String> startsWith(String prefix)

      Creates a matcher that matches if the examined String starts with the specified String.

      For example: 
      assertThat("myStringOfNote", startsWith("my"))
      Parameters:
      prefix - the substring that the returned matcher will expect at the start of any examined string
      Returns:
      The matcher.

    • startsWithIgnoringCase

      public static Matcher<String> startsWithIgnoringCase(String prefix)

      Creates a matcher that matches if the examined String starts with the specified String, ignoring case

      For example: 
      assertThat("myStringOfNote", startsWithIgnoringCase("My"))
      Parameters:
      prefix - the substring that the returned matcher will expect at the start of any examined string
      Returns:
      The matcher.