AssertJ provides a set of strongly-typed assertions to use for unit testing (either with JUnit or TestNG).
- Documentation: https://assertj.github.io/doc/
- Github: https://github.com/assertj/assertj
Questions tagged [assertj]
386 questions
9
votes
4 answers
Ambiguous method call with Lambda in Java
I have defined a static assertThat method to extend AssertJ. This method accepts a lambda expression of the type:
@FunctionalInterface
public interface Action {
void execute() throws Exception;
}
The signature looks like this:
public static…
deamon
- 89,107
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- 448
8
votes
1 answer
What to use instead of AssertJ isEqualToIgnoringGivenFields?
This method seems to be Deprecated.
I would really appreciate it if you could tell me what AssertJ advises to use instead.
user15599360
8
votes
4 answers
Kotlin Contracts: assert instance on reified type parameter
I'm trying to write an assert function that checks if a given object is of a type T:
@UseExperimental(ExperimentalContracts::class)
inline fun assertIsInstance(value: Any?) {
contract {
returns() implies (value is T)
}
…
s1m0nw1
- 76,759
- 17
- 167
- 196
8
votes
4 answers
How to compare LISTS recursively ignoring given fields using assertJ?
Firstly, this is not a duplicate of this question. There, it is asked specifically for an object. I want to do this for a Container, specifically a List.
So, I know I can ignore a field when using
usingElementComparatorIgnoringFields()
But this…
orrymr
- 2,264
- 4
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- 29
8
votes
2 answers
class file for java.nio.file.Path not found
I'm using org.assertj:assertj-core:3.6.2 to test my android project.
According offical ducoment, I should use java 8 with assertj 3.x.
Here is my test class, I'm trying to verify when the click performed the code can start expected activity.
import…
gn cavalry
- 149
- 2
- 11
8
votes
3 answers
Android AssertJ 1.0.0 with Android gradle 1.1.1
Here is part of my build.gradle that has conflict:
...
dependencies {
classpath 'com.android.tools.build:gradle:1.1.1'
}
...
testCompile( 'com.squareup.assertj:assertj-android:1.0.0' )
...
The issue that I see in log:
WARNING: Conflict with…
Eugen Martynov
- 19,888
- 10
- 61
- 114
7
votes
2 answers
Inconsistent exception details in parallel stream
Most of the time, exceptions thrown in a parallel stream won't have all of its attributes.
Ex:
@Test
public void test() {
assertThatThrownBy(() -> Stream.of("1", "2", "asdf").parallel().forEach(Integer::parseInt))
…
dlhextall
- 121
- 2
- 7
7
votes
4 answers
How to assert that some String contains at least one value from the List ?
I'm testing some UI functionality with Java and AssertJ.
So when I receive some massive string from UI, I should verify if that String contains at least one predefined value from List.
It is easy to do opposite thing - verify if list…
Vadam
- 85
- 1
- 4
7
votes
1 answer
Failing a unit test if an exception is thrown in another thread
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;
import org.testng.annotations.Test;
import static…
Bass
- 4,977
- 2
- 36
- 82
6
votes
4 answers
AssertJ JSON property check
I have JSONObject instance which contains some property,
{
"name":"testName",
"age":"23"
}
i use the following assert, but it fails. Is this correct approach to test JSON in assertj.
assertThat(jsonObject).hasFieldOrProperty("name");
parrotjack
- 432
- 1
- 6
- 18
6
votes
1 answer
AssertJ `containsExactly` assertion on list with wildcard
I have a getter returning a List with a wildcard:
import java.util.List;
public interface Foo {
List getList();
}
Where Bar is an other interface.
When I write an assertion with AssertJ like…
Jmini
- 9,189
- 2
- 55
- 77
6
votes
4 answers
AnyString() as parameter for unit test
I have to deal with a legacy application that has no tests. So before I begin refactoring I want to make sure everything works as it is.
Now imagine the following situation:
public SomeObject doSomething(final OtherObject x, final String something)…
user4063815
6
votes
2 answers
How to check boolean getter with AssertJ?
It looks very cool
assertThat(yoda).is(jedi);
until you don't know what is yoda and jedi. But suppose
yoda instanceof Person
where
interface Person {
boolean isJedi();
}
Then how actually check isJedi with AssertJ?
In conventional JUnit I…
Dims
- 47,675
- 117
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6
votes
2 answers
How do I negate assertions in AssertJ?
Using Hamcrest it is easily possible to negate a matcher. E.g. you can write an assertion like this:
assertThat("The dog bites Tom", not(stringContainsInOrder(Arrays.asList("Tom", "dog"))));
I.e. using the org.hamcrest.core.IsNot ,…
Joern
- 1,926
- 1
- 13
- 18
6
votes
1 answer
Clicking on disabled Swing components
I have a disabled JTable that provides a popup menu:
import java.awt.event.MouseAdapter;
import java.awt.event.MouseEvent;
import javax.swing.JFrame;
import javax.swing.JMenuItem;
import javax.swing.JPopupMenu;
import javax.swing.JTable;
public…
Angelo Berlin
- 346
- 4
- 11