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How to use reportMatcher method of org.mockito.ArgumentMatchers class

Best Mockito code snippet using org.mockito.ArgumentMatchers.reportMatcher

Source:ArgumentMatchers.java

...133     * @see #anyInt()134     * @see #anyBoolean()135     */136    public static <T> T any() {137        reportMatcher(Any.ANY);138        return null;139    }140    /**141     * Matches any object of given type, excluding nulls.142     *143     * <p>144     * This matcher will perform a type check with the given type, thus excluding values.145     * See examples in javadoc for {@link ArgumentMatchers} class.146     *147     * This is an alias of: {@link #isA(Class)}}148     * </p>149     *150     * <p>151     * Since Mockito 2.1.0, only allow non-null instance of <code></code>, thus <code>null</code> is not anymore a valid value.152     * As reference are nullable, the suggested API to <strong>match</strong> <code>null</code>153     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito154     * 1.x.155     * </p>156     *157     * <p><strong>Notes : </strong><br/>158     * <ul>159     *     <li>For primitive types use {@link #anyChar()} family.</li>160     *     <li>Since Mockito 2.1.0 this method will perform a type check thus <code>null</code> values are not authorized.</li>161     *     <li>Since mockito 2.1.0 {@link #any()} is no longer an alias of this method.</li>162     * </ul>163     * </p>164     *165     * @param <T> The accepted type166     * @param type the class of the accepted type.167     * @return <code>null</code>.168     * @see #any()169     * @see #isA(Class)170     * @see #notNull()171     * @see #isNull()172     */173    public static <T> T any(Class<T> type) {174        reportMatcher(new InstanceOf.VarArgAware(type, "<any " + type.getCanonicalName() + ">"));175        return defaultValue(type);176    }177    /**178     * <code>Object</code> argument that implements the given class.179     * <p>180     * See examples in javadoc for {@link ArgumentMatchers} class181     *182     * @param <T>  the accepted type.183     * @param type the class of the accepted type.184     * @return <code>null</code>.185     * @see #any(Class)186     */187    public static <T> T isA(Class<T> type) {188        reportMatcher(new InstanceOf(type));189        return defaultValue(type);190    }191    /**192     * Any <code>boolean</code> or <strong>non-null</strong> <code>Boolean</code>193     *194     * <p>195     * Since Mockito 2.1.0, only allow valued <code>Boolean</code>, thus <code>null</code> is not anymore a valid value.196     * As primitive wrappers are nullable, the suggested API to <strong>match</strong> <code>null</code> wrapper197     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito198     * 1.x.199     * </p>200     *201     * <p>202     * See examples in javadoc for {@link ArgumentMatchers} class.203     * </p>204     *205     * @return <code>false</code>.206     * @see #isNull()207     */208    public static boolean anyBoolean() {209        reportMatcher(new InstanceOf(Boolean.class, "<any boolean>"));210        return false;211    }212    /**213     * Any <code>byte</code> or <strong>non-null</strong> <code>Byte</code>.214     *215     * <p>216     * Since Mockito 2.1.0, only allow valued <code>Byte</code>, thus <code>null</code> is not anymore a valid value.217     * As primitive wrappers are nullable, the suggested API to <strong>match</strong> <code>null</code> wrapper218     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito219     * 1.x.220     * </p>221     *222     * <p>223     * See examples in javadoc for {@link ArgumentMatchers} class.224     * </p>225     *226     * @return <code>0</code>.227     * @see #isNull()228     */229    public static byte anyByte() {230        reportMatcher(new InstanceOf(Byte.class, "<any byte>"));231        return 0;232    }233    /**234     * Any <code>char</code> or <strong>non-null</strong> <code>Character</code>.235     *236     * <p>237     * Since Mockito 2.1.0, only allow valued <code>Character</code>, thus <code>null</code> is not anymore a valid value.238     * As primitive wrappers are nullable, the suggested API to <strong>match</strong> <code>null</code> wrapper239     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito240     * 1.x.241     * </p>242     *243     * <p>244     * See examples in javadoc for {@link ArgumentMatchers} class.245     * </p>246     *247     * @return <code>0</code>.248     * @see #isNull()249     */250    public static char anyChar() {251        reportMatcher(new InstanceOf(Character.class, "<any char>"));252        return 0;253    }254    /**255     * Any int or <strong>non-null</strong> <code>Integer</code>.256     *257     * <p>258     * Since Mockito 2.1.0, only allow valued <code>Integer</code>, thus <code>null</code> is not anymore a valid value.259     * As primitive wrappers are nullable, the suggested API to <strong>match</strong> <code>null</code> wrapper260     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito261     * 1.x.262     * </p>263     *264     * <p>265     * See examples in javadoc for {@link ArgumentMatchers} class.266     * </p>267     *268     * @return <code>0</code>.269     * @see #isNull()270     */271    public static int anyInt() {272        reportMatcher(new InstanceOf(Integer.class, "<any integer>"));273        return 0;274    }275    /**276     * Any <code>long</code> or <strong>non-null</strong> <code>Long</code>.277     *278     * <p>279     * Since Mockito 2.1.0, only allow valued <code>Long</code>, thus <code>null</code> is not anymore a valid value.280     * As primitive wrappers are nullable, the suggested API to <strong>match</strong> <code>null</code> wrapper281     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito282     * 1.x.283     * </p>284     *285     * <p>286     * See examples in javadoc for {@link ArgumentMatchers} class.287     * </p>288     *289     * @return <code>0</code>.290     * @see #isNull()291     */292    public static long anyLong() {293        reportMatcher(new InstanceOf(Long.class, "<any long>"));294        return 0;295    }296    /**297     * Any <code>float</code> or <strong>non-null</strong> <code>Float</code>.298     *299     * <p>300     * Since Mockito 2.1.0, only allow valued <code>Float</code>, thus <code>null</code> is not anymore a valid value.301     * As primitive wrappers are nullable, the suggested API to <strong>match</strong> <code>null</code> wrapper302     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito303     * 1.x.304     * </p>305     *306     * <p>307     * See examples in javadoc for {@link ArgumentMatchers} class.308     * </p>309     *310     * @return <code>0</code>.311     * @see #isNull()312     */313    public static float anyFloat() {314        reportMatcher(new InstanceOf(Float.class, "<any float>"));315        return 0;316    }317    /**318     * Any <code>double</code> or <strong>non-null</strong> <code>Double</code>.319     *320     * <p>321     * Since Mockito 2.1.0, only allow valued <code>Double</code>, thus <code>null</code> is not anymore a valid value.322     * As primitive wrappers are nullable, the suggested API to <strong>match</strong> <code>null</code> wrapper323     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito324     * 1.x.325     * </p>326     *327     * <p>328     * See examples in javadoc for {@link ArgumentMatchers} class.329     * </p>330     *331     * @return <code>0</code>.332     * @see #isNull()333     */334    public static double anyDouble() {335        reportMatcher(new InstanceOf(Double.class, "<any double>"));336        return 0;337    }338    /**339     * Any <code>short</code> or <strong>non-null</strong> <code>Short</code>.340     *341     * <p>342     * Since Mockito 2.1.0, only allow valued <code>Short</code>, thus <code>null</code> is not anymore a valid value.343     * As primitive wrappers are nullable, the suggested API to <strong>match</strong> <code>null</code> wrapper344     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito345     * 1.x.346     * </p>347     *348     * <p>349     * See examples in javadoc for {@link ArgumentMatchers} class.350     * </p>351     *352     * @return <code>0</code>.353     * @see #isNull()354     */355    public static short anyShort() {356        reportMatcher(new InstanceOf(Short.class, "<any short>"));357        return 0;358    }359    /**360     * Any <strong>non-null</strong> <code>String</code>361     *362     * <p>363     * Since Mockito 2.1.0, only allow non-null <code>String</code>.364     * As this is a nullable reference, the suggested API to <strong>match</strong> <code>null</code> wrapper365     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito366     * 1.x.367     * </p>368     *369     * <p>370     * See examples in javadoc for {@link ArgumentMatchers} class.371     * </p>372     *373     * @return empty String ("")374     * @see #isNull()375     */376    public static String anyString() {377        reportMatcher(new InstanceOf(String.class, "<any string>"));378        return "";379    }380    /**381     * Any <strong>non-null</strong> <code>List</code>.382     *383     * <p>384     * Since Mockito 2.1.0, only allow non-null <code>List</code>.385     * As this is a nullable reference, the suggested API to <strong>match</strong> <code>null</code> wrapper386     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito387     * 1.x.388     * </p>389     *390     * <p>391     * See examples in javadoc for {@link ArgumentMatchers} class.392     * </p>393     *394     * @return empty List.395     * @see #isNull()396     */397    public static <T> List<T> anyList() {398        reportMatcher(new InstanceOf(List.class, "<any List>"));399        return new ArrayList<T>(0);400    }401    /**402     * Any <strong>non-null</strong> <code>Set</code>.403     *404     * <p>405     * Since Mockito 2.1.0, only allow non-null <code>Set</code>.406     * As this is a nullable reference, the suggested API to <strong>match</strong> <code>null</code> wrapper407     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito408     * 1.x.409     * </p>410     *411     * <p>412     * See examples in javadoc for {@link ArgumentMatchers} class.413     * </p>414     *415     * @return empty Set416     * @see #isNull()417     */418    public static <T> Set<T> anySet() {419        reportMatcher(new InstanceOf(Set.class, "<any set>"));420        return new HashSet<T>(0);421    }422    /**423     * Any <strong>non-null</strong> <code>Map</code>.424     *425     * <p>426     * Since Mockito 2.1.0, only allow non-null <code>Map</code>.427     * As this is a nullable reference, the suggested API to <strong>match</strong> <code>null</code> wrapper428     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito429     * 1.x.430     * </p>431     *432     * <p>433     * See examples in javadoc for {@link ArgumentMatchers} class.434     * </p>435     *436     * @return empty Map.437     * @see #isNull()438     */439    public static <K, V> Map<K, V> anyMap() {440        reportMatcher(new InstanceOf(Map.class, "<any map>"));441        return new HashMap<K, V>(0);442    }443    /**444     * Any <strong>non-null</strong> <code>Collection</code>.445     *446     * <p>447     * Since Mockito 2.1.0, only allow non-null <code>Collection</code>.448     * As this is a nullable reference, the suggested API to <strong>match</strong> <code>null</code>449     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito450     * 1.x.451     * </p>452     *453     * <p>454     * See examples in javadoc for {@link ArgumentMatchers} class.455     * </p>456     *457     * @return empty Collection.458     * @see #isNull()459     */460    public static <T> Collection<T> anyCollection() {461        reportMatcher(new InstanceOf(Collection.class, "<any collection>"));462        return new ArrayList<T>(0);463    }464    /**465     * Any <strong>non-null</strong> <code>Iterable</code>.466     *467     * <p>468     * Since Mockito 2.1.0, only allow non-null <code>Iterable</code>.469     * As this is a nullable reference, the suggested API to <strong>match</strong> <code>null</code>470     * would be {@link #isNull()}. We felt this change would make test harnesses much safer than they were with Mockito471     * 1.x.472     * </p>473     *474     * <p>475     * See examples in javadoc for {@link ArgumentMatchers} class.476     * </p>477     *478     * @return empty Iterable.479     * @see #isNull()480     * @since 2.1.0481     */482    public static <T> Iterable<T> anyIterable() {483        reportMatcher(new InstanceOf(Iterable.class, "<any iterable>"));484        return new ArrayList<T>(0);485    }486    /**487     * <code>boolean</code> argument that is equal to the given value.488     *489     * <p>490     * See examples in javadoc for {@link ArgumentMatchers} class491     * </p>492     *493     * @param value the given value.494     * @return <code>0</code>.495     */496    public static boolean eq(boolean value) {497        reportMatcher(new Equals(value));498        return false;499    }500    /**501     * <code>byte</code> argument that is equal to the given value.502     *503     * <p>504     * See examples in javadoc for {@link ArgumentMatchers} class505     * </p>506     *507     * @param value the given value.508     * @return <code>0</code>.509     */510    public static byte eq(byte value) {511        reportMatcher(new Equals(value));512        return 0;513    }514    /**515     * <code>char</code> argument that is equal to the given value.516     *517     * <p>518     * See examples in javadoc for {@link ArgumentMatchers} class519     * </p>520     *521     * @param value the given value.522     * @return <code>0</code>.523     */524    public static char eq(char value) {525        reportMatcher(new Equals(value));526        return 0;527    }528    /**529     * <code>double</code> argument that is equal to the given value.530     *531     * <p>532     * See examples in javadoc for {@link ArgumentMatchers} class533     * </p>534     *535     * @param value the given value.536     * @return <code>0</code>.537     */538    public static double eq(double value) {539        reportMatcher(new Equals(value));540        return 0;541    }542    /**543     * <code>float</code> argument that is equal to the given value.544     *545     * <p>546     * See examples in javadoc for {@link ArgumentMatchers} class547     * </p>548     *549     * @param value the given value.550     * @return <code>0</code>.551     */552    public static float eq(float value) {553        reportMatcher(new Equals(value));554        return 0;555    }556    /**557     * <code>int</code> argument that is equal to the given value.558     *559     * <p>560     * See examples in javadoc for {@link ArgumentMatchers} class561     * </p>562     *563     * @param value the given value.564     * @return <code>0</code>.565     */566    public static int eq(int value) {567        reportMatcher(new Equals(value));568        return 0;569    }570    /**571     * <code>long</code> argument that is equal to the given value.572     *573     * <p>574     * See examples in javadoc for {@link ArgumentMatchers} class575     * </p>576     *577     * @param value the given value.578     * @return <code>0</code>.579     */580    public static long eq(long value) {581        reportMatcher(new Equals(value));582        return 0;583    }584    /**585     * <code>short</code> argument that is equal to the given value.586     * <p>587     * See examples in javadoc for {@link ArgumentMatchers} class588     *589     * @param value the given value.590     * @return <code>0</code>.591     */592    public static short eq(short value) {593        reportMatcher(new Equals(value));594        return 0;595    }596    /**597     * Object argument that is equal to the given value.598     *599     * <p>600     * See examples in javadoc for {@link ArgumentMatchers} class601     * </p>602     *603     * @param value the given value.604     * @return <code>null</code>.605     */606    public static <T> T eq(T value) {607        reportMatcher(new Equals(value));608        if (value == null) return null;609        return (T) Primitives.defaultValue(value.getClass());610    }611    /**612     * Object argument that is reflection-equal to the given value with support for excluding613     * selected fields from a class.614     *615     * <p>616     * This matcher can be used when equals() is not implemented on compared objects.617     * Matcher uses java reflection API to compare fields of wanted and actual object.618     * </p>619     *620     * <p>621     * Works similarly to <code>EqualsBuilder.reflectionEquals(this, other, excludeFields)</code> from622     * apache commons library.623     * <p>624     * <b>Warning</b> The equality check is shallow!625     * </p>626     *627     * <p>628     * See examples in javadoc for {@link ArgumentMatchers} class629     * </p>630     *631     * @param value         the given value.632     * @param excludeFields fields to exclude, if field does not exist it is ignored.633     * @return <code>null</code>.634     */635    public static <T> T refEq(T value, String... excludeFields) {636        reportMatcher(new ReflectionEquals(value, excludeFields));637        return null;638    }639    /**640     * Object argument that is the same as the given value.641     *642     * <p>643     * See examples in javadoc for {@link ArgumentMatchers} class644     * </p>645     *646     * @param <T>   the type of the object, it is passed through to prevent casts.647     * @param value the given value.648     * @return <code>null</code>.649     */650    public static <T> T same(T value) {651        reportMatcher(new Same(value));652        if (value == null) {653            return null;654        }655        return (T) Primitives.defaultValue(value.getClass());656    }657    /**658     * <code>null</code> argument.659     *660     * <p>661     * See examples in javadoc for {@link ArgumentMatchers} class662     * </p>663     *664     * @return <code>null</code>.665     * @see #isNotNull()666     */667    public static <T> T isNull() {668        reportMatcher(Null.NULL);669        return null;670    }671    /**672     * Not <code>null</code> argument.673     *674     * <p>675     * Alias to {@link ArgumentMatchers#isNotNull()}676     * </p>677     *678     * <p>679     * See examples in javadoc for {@link ArgumentMatchers} class680     * </p>681     *682     * @return <code>null</code>.683     */684    public static <T> T notNull() {685        reportMatcher(NotNull.NOT_NULL);686        return null;687    }688    /**689     * Not <code>null</code> argument.690     *691     * <p>692     * Alias to {@link ArgumentMatchers#notNull()}693     * </p>694     *695     * <p>696     * See examples in javadoc for {@link ArgumentMatchers} class697     * </p>698     *699     * @return <code>null</code>.700     * @see #isNull()701     */702    public static <T> T isNotNull() {703        return notNull();704    }705    /**706     * Argument that is either <code>null</code> or of the given type.707     *708     * <p>709     * See examples in javadoc for {@link ArgumentMatchers} class710     * </p>711     *712     * @param clazz Type to avoid casting713     * @return <code>null</code>.714     */715    public static <T> T nullable(Class<T> clazz) {716        AdditionalMatchers.or(isNull(), isA(clazz));717        return Primitives.defaultValue(clazz);718    }719    /**720     * <code>String</code> argument that contains the given substring.721     * <p>722     * See examples in javadoc for {@link ArgumentMatchers} class723     *724     * @param substring the substring.725     * @return empty String ("").726     */727    public static String contains(String substring) {728        reportMatcher(new Contains(substring));729        return "";730    }731    /**732     * <code>String</code> argument that matches the given regular expression.733     * <p>734     * See examples in javadoc for {@link ArgumentMatchers} class735     *736     * @param regex the regular expression.737     * @return empty String ("").738     *739     * @see AdditionalMatchers#not(boolean)740     */741    public static String matches(String regex) {742        reportMatcher(new Matches(regex));743        return "";744    }745    /**746     * <code>Pattern</code> argument that matches the given regular expression.747     * <p>748     * See examples in javadoc for {@link ArgumentMatchers} class749     *750     * @param pattern the regular expression pattern.751     * @return empty String ("").752     *753     * @see AdditionalMatchers#not(boolean)754     */755    public static String matches(Pattern pattern) {756        reportMatcher(new Matches(pattern));757        return "";758    }759    /**760     * <code>String</code> argument that ends with the given suffix.761     * <p>762     * See examples in javadoc for {@link ArgumentMatchers} class763     *764     * @param suffix the suffix.765     * @return empty String ("").766     */767    public static String endsWith(String suffix) {768        reportMatcher(new EndsWith(suffix));769        return "";770    }771    /**772     * <code>String</code> argument that starts with the given prefix.773     * <p>774     * See examples in javadoc for {@link ArgumentMatchers} class775     *776     * @param prefix the prefix.777     * @return empty String ("").778     */779    public static String startsWith(String prefix) {780        reportMatcher(new StartsWith(prefix));781        return "";782    }783    /**784     * Allows creating custom argument matchers.785     *786     * <p>787     * This API has changed in 2.1.0, please read {@link ArgumentMatcher} for rationale and migration guide.788     * <b>NullPointerException</b> auto-unboxing caveat is described below.789     * </p>790     *791     * <p>792     * It is important to understand the use cases and available options for dealing with non-trivial arguments793     * <b>before</b> implementing custom argument matchers. This way, you can select the best possible approach794     * for given scenario and produce highest quality test (clean and maintainable).795     * Please read the documentation for {@link ArgumentMatcher} to learn about approaches and see the examples.796     * </p>797     *798     * <p>799     * <b>NullPointerException</b> auto-unboxing caveat.800     * In rare cases when matching primitive parameter types you <b>*must*</b> use relevant intThat(), floatThat(), etc. method.801     * This way you will avoid <code>NullPointerException</code> during auto-unboxing.802     * Due to how java works we don't really have a clean way of detecting this scenario and protecting the user from this problem.803     * Hopefully, the javadoc describes the problem and solution well.804     * If you have an idea how to fix the problem, let us know via the mailing list or the issue tracker.805     * </p>806     *807     * <p>808     * See examples in javadoc for {@link ArgumentMatcher} class809     * </p>810     *811     * @param matcher decides whether argument matches812     * @return <code>null</code>.813     */814    public static <T> T argThat(ArgumentMatcher<T> matcher) {815        reportMatcher(matcher);816        return null;817    }818    /**819     * Allows creating custom <code>char</code> argument matchers.820     *821     * Note that {@link #argThat} will not work with primitive <code>char</code> matchers due to <code>NullPointerException</code> auto-unboxing caveat.822     * <p>823     * See examples in javadoc for {@link ArgumentMatchers} class824     *825     * @param matcher decides whether argument matches826     * @return <code>0</code>.827     */828    public static char charThat(ArgumentMatcher<Character> matcher) {829        reportMatcher(matcher);830        return 0;831    }832    /**833     * Allows creating custom <code>boolean</code> argument matchers.834     *835     * Note that {@link #argThat} will not work with primitive <code>boolean</code> matchers due to <code>NullPointerException</code> auto-unboxing caveat.836     * <p>837     * See examples in javadoc for {@link ArgumentMatchers} class838     *839     * @param matcher decides whether argument matches840     * @return <code>false</code>.841     */842    public static boolean booleanThat(ArgumentMatcher<Boolean> matcher) {843        reportMatcher(matcher);844        return false;845    }846    /**847     * Allows creating custom <code>byte</code> argument matchers.848     *849     * Note that {@link #argThat} will not work with primitive <code>byte</code> matchers due to <code>NullPointerException</code> auto-unboxing caveat.850     * <p>851     * See examples in javadoc for {@link ArgumentMatchers} class852     *853     * @param matcher decides whether argument matches854     * @return <code>0</code>.855     */856    public static byte byteThat(ArgumentMatcher<Byte> matcher) {857        reportMatcher(matcher);858        return 0;859    }860    /**861     * Allows creating custom <code>short</code> argument matchers.862     *863     * Note that {@link #argThat} will not work with primitive <code>short</code> matchers due to <code>NullPointerException</code> auto-unboxing caveat.864     * <p>865     * See examples in javadoc for {@link ArgumentMatchers} class866     *867     * @param matcher decides whether argument matches868     * @return <code>0</code>.869     */870    public static short shortThat(ArgumentMatcher<Short> matcher) {871        reportMatcher(matcher);872        return 0;873    }874    /**875     * Allows creating custom <code>int</code> argument matchers.876     *877     * Note that {@link #argThat} will not work with primitive <code>int</code> matchers due to <code>NullPointerException</code> auto-unboxing caveat.878     * <p>879     * See examples in javadoc for {@link ArgumentMatchers} class880     *881     * @param matcher decides whether argument matches882     * @return <code>0</code>.883     */884    public static int intThat(ArgumentMatcher<Integer> matcher) {885        reportMatcher(matcher);886        return 0;887    }888    /**889     * Allows creating custom <code>long</code> argument matchers.890     *891     * Note that {@link #argThat} will not work with primitive <code>long</code> matchers due to <code>NullPointerException</code> auto-unboxing caveat.892     * <p>893     * See examples in javadoc for {@link ArgumentMatchers} class894     *895     * @param matcher decides whether argument matches896     * @return <code>0</code>.897     */898    public static long longThat(ArgumentMatcher<Long> matcher) {899        reportMatcher(matcher);900        return 0;901    }902    /**903     * Allows creating custom <code>float</code> argument matchers.904     *905     * Note that {@link #argThat} will not work with primitive <code>float</code> matchers due to <code>NullPointerException</code> auto-unboxing caveat.906     * <p>907     * See examples in javadoc for {@link ArgumentMatchers} class908     *909     * @param matcher decides whether argument matches910     * @return <code>0</code>.911     */912    public static float floatThat(ArgumentMatcher<Float> matcher) {913        reportMatcher(matcher);914        return 0;915    }916    /**917     * Allows creating custom <code>double</code> argument matchers.918     *919     * Note that {@link #argThat} will not work with primitive <code>double</code> matchers due to <code>NullPointerException</code> auto-unboxing caveat.920     * <p>921     * See examples in javadoc for {@link ArgumentMatchers} class922     *923     * @param matcher decides whether argument matches924     * @return <code>0</code>.925     */926    public static double doubleThat(ArgumentMatcher<Double> matcher) {927        reportMatcher(matcher);928        return 0;929    }930    private static void reportMatcher(ArgumentMatcher<?> matcher) {931        mockingProgress().getArgumentMatcherStorage().reportMatcher(matcher);932    }933}...

reportMatcher

Using AI Code Generation

1import static org.mockito.ArgumentMatchers.anyString;2import static org.mockito.ArgumentMatchers.argThat;3import java.util.Arrays;4import java.util.List;5import org.junit.Assert;6import org.junit.Test;7import org.mockito.ArgumentMatcher;8import org.mockito.Mockito;9public class MockitoArgumentMatchersTest {10	public void testArgumentMatchers() {11		List<String> mockedList = Mockito.mock(List.class);12		Mockito.when(mockedList.get(anyInt())).thenReturn("first", "second", "third");13		Assert.assertEquals("first", mockedList.get(1));14		Assert.assertEquals("second", mockedList.get(2));15		Assert.assertEquals("third", mockedList.get(3));16	}17	public void testArgumentMatchersWithCustomMatcher() {18		List<String> mockedList = Mockito.mock(List.class);19		Mockito.when(mockedList.get(argThat(new ArgumentMatcher<Integer>() {20			public boolean matches(Integer argument) {21				return argument > 0 && argument < 5;22			}23		}))).thenReturn("first", "second", "third");24		Assert.assertEquals("first", mockedList.get(1));25		Assert.assertEquals("second", mockedList.get(2));26		Assert.assertEquals("third", mockedList.get(3));27	}28	public void testArgumentMatchersWithCustomMatcherUsingLambda() {29		List<String> mockedList = Mockito.mock(List.class);30		Mockito.when(mockedList.get(argThat((Integer argument) -> {31			return argument > 0 && argument < 5;32		}))).thenReturn("first", "second", "third");33		Assert.assertEquals("first", mockedList.get(1));34		Assert.assertEquals("second", mockedList.get(2));35		Assert.assertEquals("third", mockedList.get(3));36	}37	public void testArgumentMatchersWithCustomMatcherUsingLambdaAndMethodReference() {38		List<String> mockedList = Mockito.mock(List.class);39		Mockito.when(mockedList.get(argThat(MockitoArgumentMatchersTest::isBetween1And4))).thenReturn("first", "second", "third");40		Assert.assertEquals("first", mockedList.get(1));41		Assert.assertEquals("second", mockedList.get(2));42		Assert.assertEquals("third", mockedList.get(3));43	}44	private static boolean isBetween1And4(Integer argument) {45		return argument > 0 && argument < 5;46	}

reportMatcher

Using AI Code Generation

1package com.baeldung.mockito;2import static org.junit.jupiter.api.Assertions.assertEquals;3import static org.mockito.ArgumentMatchers.anyInt;4import static org.mockito.ArgumentMatchers.anyString;5import static org.mockito.ArgumentMatchers.eq;6import static org.mockito.ArgumentMatchers.isA;7import static org.mockito.ArgumentMatchers.isNull;8import static org.mockito.ArgumentMatchers.matches;9import static org.mockito.ArgumentMatchers.notNull;10import static org.mockito.ArgumentMatchers.startsWith;11import static org.mockito.Mockito.mock;12import static org.mockito.Mockito.when;13import java.util.List;14import org.junit.jupiter.api.Test;15public class MatchersUnitTest {16    public void givenAnyInt_whenMocking_thenCorrect() {17        List mockedList = mock(List.class);18        when(mockedList.get(anyInt())).thenReturn("element");19        assertEquals("element", mockedList.get(999));20    }21    public void givenAnyString_whenMocking_thenCorrect() {22        List mockedList = mock(List.class);23        when(mockedList.contains(anyString())).thenReturn(true);24        assertEquals(true, mockedList.contains("element"));25    }26    public void givenEq_whenMocking_thenCorrect() {27        List mockedList = mock(List.class);28        when(mockedList.get(eq(1))).thenReturn("element");29        assertEquals("element", mockedList.get(1));30    }31    public void givenIsA_whenMocking_thenCorrect() {32        List mockedList = mock(List.class);33        when(mockedList.get(isA(Integer.class))).thenReturn("element");34        assertEquals("element", mockedList.get(1));35    }36    public void givenIsNull_whenMocking_thenCorrect() {37        List mockedList = mock(List.class);38        when(mockedList.get(isNull())).thenReturn("element");39        assertEquals("element", mockedList.get(null));40    }41    public void givenNotNull_whenMocking_thenCorrect() {42        List mockedList = mock(List.class);43        when(mockedList.get(notNull())).thenReturn("element");44        assertEquals("element", mockedList.get(1));45    }46    public void givenMatches_whenMocking_thenCorrect() {47        List mockedList = mock(List.class);48        when(mockedList.get(matches("\\d+"))).thenReturn("element");49        assertEquals("element", mockedList.get(1));50    }51    public void givenStartsWith_whenMocking_thenCorrect() {52        List mockedList = mock(List.class);

reportMatcher

Using AI Code Generation

1import static org.mockito.ArgumentMatchers.*;2import static org.mockito.Mockito.*;3public class MockitoTest {4    public static void main(String[] args) {5        List<String> mockedList = mock(List.class);6        when(mockedList.get(anyInt())).thenReturn("element");7        when(mockedList.contains(argThat(isValid()))).thenReturn(true);8        System.out.println(mockedList.get(999));9        verify(mockedList).get(anyInt());10        verify(mockedList).add(argThat(s -> s.length() > 5));11    }12    private static ArgumentMatcher<String> isValid() {13        return new ArgumentMatcher<String>() {14            public boolean matches(String argument) {15                return argument != null && argument.length() > 5;16            }17        };18    }19}20import org.junit.Test;21import org.mockito.ArgumentCaptor;22import org.mockito.Mockito;23import java.util.List;24import static org.junit.Assert.assertEquals;25import static org.mockito.Mockito.*;26public class MockitoArgumentCaptorTest {27    public void argumentCaptorTest() {28        List mockedList = mock(List.class);29        mockedList.add("one");30        mockedList.add("two");31        ArgumentCaptor<String> argumentCaptor = ArgumentCaptor.forClass(String.class);32        verify(mockedList, times(2)).add(argumentCaptor.capture());33        List<String> capturedArguments = argumentCaptor.getAllValues();34        assertEquals("one", capturedArguments.get(0));35        assertEquals("two", capturedArguments.get(1));36    }37}

reportMatcher

Using AI Code Generation

1import static org.mockito.ArgumentMatchers.*;2import static org.mockito.Matchers.*;3import static org.mockito.Mockito.*;4import java.util.LinkedList;5import org.junit.Test;6public class MockitoTest {7	public void test() {8		LinkedList mockedList = mock(LinkedList.class);9		mockedList.add("one");10		mockedList.clear();11		verify(mockedList).add("one");12		verify(mockedList).clear();13	}14}15OK (1 test)

reportMatcher

Using AI Code Generation

1import org.mockito.ArgumentMatcher;2import org.mockito.Mockito;3class CustomMatcher implements ArgumentMatcher<Integer> {4  public boolean matches(Integer i) {5    return i > 10;6  }7}8public class CustomMatcherDemo {9  public static void main(String[] args) {10    CustomMatcher cm = new CustomMatcher();11    Mockito.when(cm.matches(Mockito.argThat(cm))).thenReturn(true);12  }13}14import org.mockito.ArgumentMatcher;15import org.mockito.Mockito;16class CustomMatcher implements ArgumentMatcher<Integer> {17  public boolean matches(Integer i) {18    return i > 10;19  }20}21public class CustomMatcherDemo {22  public static void main(String[] args)

reportMatcher

Using AI Code Generation

1when(mockedClass.method(any(Matcher.class))).thenReturn("some value");2when(mockedClass.method(any(Matcher.class))).thenReturn(null);3when(mockedClass.method(any(Matcher.class))).thenReturn(true);4when(mockedClass.method(any(Matcher.class))).thenReturn(false);5when(mockedClass.method(any(Matcher.class))).thenReturn((byte) 1);6when(mockedClass.method(any(Matcher.class))).thenReturn((byte) 0);7when(mockedClass.method(any(Matcher.class))).thenReturn((byte) -1);

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