Package org.apache.beam.sdk.testing

Class JsonMatcher<T>

java.lang.Object

org.hamcrest.BaseMatcher<T>

org.hamcrest.TypeSafeMatcher<T>

org.apache.beam.sdk.testing.JsonMatcher<T>

All Implemented Interfaces:

Matcher<T>, SelfDescribing

public abstract class JsonMatcher<T>
extends TypeSafeMatcher<T>

Matcher to compare a string or byte[] representing a JSON Object, independent of field order.

   assertThat("{\"name\": \"person\", \"height\": 80}",
              jsonStringLike("{\"height\": 80, \"name\": \"person\"}"));
 

Constructor Summary

Constructors

Constructor	Description
JsonMatcher(Map<String,Object> expectedMap)

Method Summary

Modifier and Type	Method	Description
protected void	describeMismatchSafely(T item, Description mismatchDescription)
void	describeTo(Description description)
static Matcher<byte[]>	jsonBytesLike(String json)
static Matcher<byte[]>	jsonBytesLike(Map<String,Object> fields)
static Matcher<String>	jsonStringLike(String json)
static Matcher<String>	jsonStringLike(Map<String,Object> fields)
protected boolean	matchesSafely(T actual)
protected abstract Map<String,Object>	parse(T json)

Methods inherited from class org.hamcrest.TypeSafeMatcher

describeMismatch, matches

Methods inherited from class org.hamcrest.BaseMatcher

_dont_implement_Matcher___instead_extend_BaseMatcher_, isNotNull, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Details

JsonMatcher

public JsonMatcher(Map<String,Object> expectedMap)

Method Details

parse

protected abstract Map<String,Object> parse(T json)
                                     throws IOException

Throws:

IOException

jsonBytesLike

public static Matcher<byte[]> jsonBytesLike(String json)
                                     throws IOException

Throws:

IOException

jsonBytesLike

public static Matcher<byte[]> jsonBytesLike(Map<String,Object> fields)
                                     throws IOException

Throws:

IOException

jsonStringLike

public static Matcher<String> jsonStringLike(String json)
                                      throws IOException

Throws:

IOException

jsonStringLike

public static Matcher<String> jsonStringLike(Map<String,Object> fields)
                                      throws IOException

Throws:

IOException

matchesSafely

protected boolean matchesSafely(T actual)

Specified by:

matchesSafely in class TypeSafeMatcher<T>

describeTo

public void describeTo(Description description)

describeMismatchSafely

protected void describeMismatchSafely(T item,
 Description mismatchDescription)

Overrides:

describeMismatchSafely in class TypeSafeMatcher<T>