hamcrest Questions
6
Solved
We have a custom class with several fields, for which we cannot override equals/hashcode methods for business domain reasons
Nevertheless, during unit testing we should assert on whether a collect...
Eneidaenema asked 21/9, 2015 at 15:0
4
Is there a shorter version of the following assert statement using standard Hamcrest matchers?
Collection<Element> collection = ...
assertThat(collection, is(anyOf(nullValue(Collection.clas...
5
Solved
What is the opposite of contains?
List<String> list = Arrays.asList("b", "a", "c");
// should fail, because "d" is not in the list
expectedInList = new String[]{"a","b", "c", "d"};
Asse...
2
Solved
We would like to assert that a list of custom objects contains an object with some of its fields having certain values, with a series of assertions like this
assertThat(customObjectList, hasItem(h...
4
Question
Assume the following simple test:
@Test
public void test() throws Exception {
Object value = 1;
assertThat(value, greaterThan(0));
}
The test won't compile, because "greaterThan" can...
1
Solved
I have an API that returns a JSON object that will be displayed in a UI. The order of the fields in the object matters because the UI wants to display the fields in that order. I want to write a un...
Irreformable asked 8/12, 2017 at 17:4
4
Solved
This 2013 post on SO asked how to use Hamcrest matchers to verify lists/collections invocations in Mockito. The accepted solution was to cast the Matcher to a (Collection).
I'm trying to do somet...
1
Solved
I have the following collection:
Set<DecisionGroup> parentDecisionGroups
first of all in my test I need to check that this collection contains two objects with a given ids:
assertThat(par...
7
Solved
I'm trying to compare 2 lists:
assertThat(actual.getList(), is(Matchers.containsInAnyOrder(expectedList)));
But idea
java: no suitable method found for assertThat(java.util.List<Agent>,o...
7
When I look at the examples in the Assert class JavaDoc
assertThat("Help! Integers don't work", 0, is(1)); // fails:
// failure message:
// Help! Integers don't work
// expected: is <1...
1
Solved
Currently, whenever I need to fail a test in response to an exception thrown in another thread, I write something like this:
package com.example;
import java.util.ArrayList;
import java.util.List...
Kellam asked 18/8, 2017 at 15:11
3
Solved
Has anyone integrated Hamcrest with TestNG so that its matchers can easily be used in TestNG assertions?
2
Solved
I'm new using hamcrest. While I'm discovering how to use it I have been a doubt about when to use is or equalTo.
Is there any difference between is and equalTo, although it is conceptually or oca...
1
Solved
I have a stupid thing, but I really can´t see what am I missing:
I have a test:
@Test
public void testeBerechneRendite() {
get("/rendite?jahresnettomiete=8000&kaufpreis=100000&nebenkoste...
Tauten asked 8/2, 2017 at 18:51
1
Solved
tl;dr: These tests don't compile because the type parameters don't match. What changes should I make to make them compile and run
correctly?
https://github.com/wesleym/matchertest
I have so...
8
Solved
Another instance of the NoSuchMethodError for the JUnit & Hamcrest combination.
Offending code:
assertThat(dirReader.document(0).getFields(), hasItem(
new FeatureMatcher<IndexableField, St...
Chromite asked 5/4, 2013 at 11:40
7
Solved
How would you refactor the following if the products can be returned in any order?
List<Product> products = get_products("test_produc");
assertEquals(products.size(),3);
assertEquals(p...
2
Solved
I'm using the Hamcrest CoreMatcher classes as part of spring-test integration tests. My JSON looks like:
{"data":[{"distanceInMiles":4,"id":"f97236ba-f4ef-4...
And my integration test looks like...
Vainglorious asked 5/12, 2015 at 15:51
2
Solved
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.Matchers.hasItem;
import static org.hamcrest.Matchers.equalTo;
assertThat(actual, hasItem(hasProperty("id"...
Ventris asked 20/11, 2013 at 18:11
2
I'm trying to use Hamcrest, but constantly run into the following:
Hamcrest matchers are shortcircuited, so for eg if I write:
Assert.assertThat(list, everyItem(not(isIn(shouldNotBeInList))));
...
1
I'm currently trying to get Espresso to match a UIElement by it's class and its text since it currently does not have a resource ID (I know, I know...). I'm not sure what the proper syntax for this...
Distinguished asked 30/8, 2016 at 23:52
3
Solved
With Hamcrest we can easily test that exists at least one item in a list with a specific property, e.g.
List<Pojo> myList = ....
MatcherAssert.assertThat(myList, Matchers.hasItem(Matchers.&...
Contour asked 13/4, 2015 at 15:40
1
Solved
I've implemented Daniele Bottilo's Drawable matcher from his medium post.
Now I'd like to use it to test that my image view is not empty. I tried this:
onView(withId(R.id.image))
.check( matche...
Herring asked 10/8, 2016 at 8:7
3
Solved
Given that:
int[] a = {1, 2, 3, 4};
int[] b = {1, 2, 3, 4, 5};
How to asser that "a" is a subset of "b" using hamcrest matchers?
The following works
assertThat(Arrays.asList(b), hasItems(a));...
2
Solved
I've ran into an issue with hamcrest and mockito.
Here is what I'm trying to do:
public class A{
public void foo(List<B> arg){
return;
}
}
public BMatcher extends BaseMatcher<B>{
...
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