KaneAI - World’s First E2E Software Testing Agent.Signup for Private Beta Join TestMu Conference

How to use checkState method of org.assertj.core.util.Preconditions class

Best Assertj code snippet using org.assertj.core.util.Preconditions.checkState

Source:MyersDiff.java

...11 * Copyright 2012-2018 the original author or authors.12 */13package org.assertj.core.util.diff.myers;14import static org.assertj.core.util.Preconditions.checkArgument;15import static org.assertj.core.util.Preconditions.checkState;16import java.util.ArrayList;17import java.util.List;18import org.assertj.core.util.diff.ChangeDelta;19import org.assertj.core.util.diff.Chunk;20import org.assertj.core.util.diff.DeleteDelta;21import org.assertj.core.util.diff.Delta;22import org.assertj.core.util.diff.DiffAlgorithm;23import org.assertj.core.util.diff.InsertDelta;24import org.assertj.core.util.diff.Patch;25/**26 * Copy from https://code.google.com/p/java-diff-utils/.27 * <p>28 * A clean-room implementation of <a href="http://www.cs.arizona.edu/people/gene/">29 * Eugene Myers</a> differencing algorithm.30 *31 * <p> See the paper at <a href="http://www.cs.arizona.edu/people/gene/PAPERS/diff.ps">32 * http://www.cs.arizona.edu/people/gene/PAPERS/diff.ps</a></p>33 *34 * @author <a href="mailto:juanco@suigeneris.org">Juanco Anez</a>35 * @param <T> The type of the compared elements in the 'lines'.36 */37public class MyersDiff<T> implements DiffAlgorithm<T> {38  /** The equalizer. */39  private final Equalizer<T> equalizer;40  /**41   * Constructs an instance of the Myers differencing algorithm.42   */43  public MyersDiff() {44    /**	Default equalizer. */45    equalizer = (original, revised) -> original.equals(revised);46  }47  /**48   * {@inheritDoc}49   *50   * Return empty diff if get the error while procession the difference.51   */52  public Patch<T> diff(final List<T> original, final List<T> revised) {53    checkArgument(original != null, "original list must not be null");54    checkArgument(revised != null, "revised list must not be null");55    PathNode path;56    try {57      path = buildPath(original, revised);58      return buildRevision(path, original, revised);59    } catch (IllegalStateException e) {60      e.printStackTrace();61      return new Patch<>();62    }63  }64  /**65   * Computes the minimum diffpath that expresses de differences66   * between the original and revised sequences, according67   * to Gene Myers differencing algorithm.68   *69   * @param orig The original sequence.70   * @param rev The revised sequence.71   * @return A minimum {@link PathNode Path} across the differences graph.72   * @throws IllegalStateException if a diff path could not be found.73   */74  public PathNode buildPath(final List<T> orig, final List<T> rev) {75    checkArgument(orig != null, "original sequence is null");76    checkArgument(rev != null, "revised sequence is null");77    // these are local constants78    final int N = orig.size();79    final int M = rev.size();80    final int MAX = N + M + 1;81    final int size = 1 + 2 * MAX;82    final int middle = size / 2;83    final PathNode diagonal[] = new PathNode[size];84    diagonal[middle + 1] = new Snake(0, -1, null);85    for (int d = 0; d < MAX; d++) {86      for (int k = -d; k <= d; k += 2) {87        final int kmiddle = middle + k;88        final int kplus = kmiddle + 1;89        final int kminus = kmiddle - 1;90        PathNode prev;91        int i;92        if ((k == -d) || (k != d && diagonal[kminus].i < diagonal[kplus].i)) {93          i = diagonal[kplus].i;94          prev = diagonal[kplus];95        } else {96          i = diagonal[kminus].i + 1;97          prev = diagonal[kminus];98        }99        diagonal[kminus] = null; // no longer used100        int j = i - k;101        PathNode node = new DiffNode(i, j, prev);102        // orig and rev are zero-based103        // but the algorithm is one-based104        // that's why there's no +1 when indexing the sequences105        while (i < N && j < M && equals(orig.get(i), rev.get(j))) {106          i++;107          j++;108        }109        if (i > node.i) node = new Snake(i, j, node);110        diagonal[kmiddle] = node;111        if (i >= N && j >= M) return diagonal[kmiddle];112      }113      diagonal[middle + d - 1] = null;114    }115    // According to Myers, this cannot happen116    throw new IllegalStateException("could not find a diff path");117  }118  private boolean equals(T orig, T rev) {119    return equalizer.equals(orig, rev);120  }121  /**122   * Constructs a {@link Patch} from a difference path.123   *124   * @param path The path.125   * @param orig The original sequence.126   * @param rev The revised sequence.127   * @return A {@link Patch} script corresponding to the path.128   */129  public Patch<T> buildRevision(PathNode path, List<T> orig, List<T> rev) {130    checkArgument(path != null, "path is null");131    checkArgument(orig != null, "original sequence is null");132    checkArgument(rev != null, "revised sequence is null");133    Patch<T> patch = new Patch<>();134    if (path.isSnake())135      path = path.prev;136    while (path != null && path.prev != null && path.prev.j >= 0) {137      checkState(!path.isSnake(), "bad diffpath: found snake when looking for diff");138      int i = path.i;139      int j = path.j;140      path = path.prev;141      int ianchor = path.i;142      int janchor = path.j;143      Chunk<T> original = new Chunk<>(ianchor, copyOfRange(orig, ianchor, i));144      Chunk<T> revised = new Chunk<>(janchor, copyOfRange(rev, janchor, j));145      Delta<T> delta;146      if (original.size() == 0 && revised.size() != 0) {147        delta = new InsertDelta<>(original, revised);148      } else if (original.size() > 0 && revised.size() == 0) {149        delta = new DeleteDelta<>(original, revised);150      } else {151        delta = new ChangeDelta<>(original, revised);...

Source:DeleteApplicationSteps.java

...19  private AWSServerlessApplicationRepository appRepo;20  @When("^the user deletes the application$")21  public void the_user_deletes_the_application() {22    assertThat(TestEnv.getLastException()).isNull();23    Preconditions.checkState(TestEnv.getApplicationId() != null, "Step assumes previous application id exists");24    appRepo.deleteApplication(new DeleteApplicationRequest().applicationId(TestEnv.getApplicationId()));25  }26  @When("^a user deletes a non-existent application$")27  public void a_user_deletes_a_non_existent_application() {28    try {29      appRepo.deleteApplication(new DeleteApplicationRequest()30            .applicationId("applicationId" + UUID.randomUUID().toString()));31    } catch (Exception e) {32      // do nothing and verify exception in the next step33    }34  }35  @Then("^the application should be deleted$")36  public void the_application_should_be_deleted() {37    assertThat(TestEnv.getLastException()).isNull();38    Preconditions.checkState(TestEnv.getApplicationId() != null, "Step assumes previous application id exists");39    assertThatThrownBy(() -> appRepo.deleteApplication(new DeleteApplicationRequest()40          .applicationId("applicationId" + UUID.randomUUID().toString())))41          .isInstanceOf(NotFoundException.class);42  }43}...

Source:AssignableAssertExecution.java

...17        super.assertions(args[outputResides]);18    }19    @Override20    protected void outputArgsPreconditions() {21        Preconditions.checkState(outputResides < method.getParameterCount(),22                                 "å½æ°åºè¯¥åå°ä¿®æ¹åæ°ï¼" +23                                 "å¶ä»æåµæ¨èä½¿ç¨AssertMode.exceptOutputMode");24        Preconditions.checkState(method.getReturnType() == void.class,25                                 "å½æ°åºè¯¥è¿åvoidï¼" +26                                 "å¶ä»æåµæ¨èä½¿ç¨AssertMode.exceptOutputMode");27    }28}...

checkState

Using AI Code Generation

1import org.assertj.core.util.Preconditions;2public class 1 {3   public static void main(String[] args) {4      int num = -5;5      Preconditions.checkState(num > 0, "Number should be positive");6      System.out.println("Number is positive");7   }8}9	at org.assertj.core.util.Preconditions.checkState(Preconditions.java:122)10	at 1.main(1.java:6)

checkState

Using AI Code Generation

1package com.automationrhapsody.assertj;2import org.assertj.core.util.Preconditions;3public class PreconditionsExample {4    public static void main(String[] args) {5        Preconditions.checkState(1 == 1, "1 is not equal to 1");6    }7}8	at org.assertj.core.util.Preconditions.checkState(Preconditions.java:47)9	at com.automationrhapsody.assertj.PreconditionsExample.main(PreconditionsExample.java:8)10package com.automationrhapsody.assertj;11import org.assertj.core.util.Preconditions;12public class PreconditionsExample {13    public static void main(String[] args) {14        Preconditions.checkArgument(1 == 1, "1 is not equal to 1");15    }16}17	at org.assertj.core.util.Preconditions.checkArgument(Preconditions.java:37)18	at com.automationrhapsody.assertj.PreconditionsExample.main(PreconditionsExample.java:8)19package com.automationrhapsody.assertj;20import org.assertj.core.util.Preconditions;21public class PreconditionsExample {22    public static void main(String[] args) {23        Preconditions.checkNotNull("Hello World", "Hello World is null");24    }25}26	at org.assertj.core.util.Preconditions.checkNotNull(Preconditions.java:27)27	at com.automationrhapsody.assertj.PreconditionsExample.main(PreconditionsExample.java:8)

checkState

Using AI Code Generation

1import org.assertj.core.util.Preconditions;2public class 1 {3    public static void main(String[] args) {4        boolean b = true;5        Preconditions.checkState(b);6    }7}8        at org.assertj.core.util.Preconditions.checkState(Preconditions.java:145)9        at 1.main(1.java:7)

checkState

Using AI Code Generation

1import org.assertj.core.util.Preconditions;2public class AssertJPreconditions {3    public static void main(String[] args) {4        String name = "John";5        int age = 20;6        Preconditions.checkState(name.equals("John") && age == 20, "Name is not John or age is not 20");7    }8}9	at org.assertj.core.util.Preconditions.checkState(Preconditions.java:64)10	at AssertJPreconditions.main(AssertJPreconditions.java:9)

checkState

Using AI Code Generation

1import org.assertj.core.util.Preconditions;2public class 1 {3    public static void main(String[] args) {4        String name = "John";5        String name2 = "John";6        Preconditions.checkState(name.equals(name2), "name is not equal to name2");7        System.out.println("Both names are equal");8    }9}

checkState

Using AI Code Generation

1import org.assertj.core.util.Preconditions;2public class AssertJPreconditionsCheckStateExample {3   public static void main(String[] args) {4      int year = 2020;5      Preconditions.checkState(year == 2020, "Year is not 2020");6      System.out.println("Year is 2020");7   }8}

checkState

Using AI Code Generation

1import static org.assertj.core.util.Preconditions.checkState;2public class AssertJ {3  public static void main(String[] args) {4    checkState(false, "This is a checkState message");5  }6}7	at org.assertj.core.util.Preconditions.checkState(Preconditions.java:76)8	at AssertJ.main(AssertJ.java:5)9import static org.assertj.core.util.Preconditions.checkArgument;10public class AssertJ {11  public static void main(String[] args) {12    checkArgument(false, "This is a checkArgument message");13  }14}15	at org.assertj.core.util.Preconditions.checkArgument(Preconditions.java:64)16	at AssertJ.main(AssertJ.java:5)17import static org.assertj.core.util.Preconditions.checkNotNull;18public class AssertJ {19  public static void main(String[] args) {20    checkNotNull(null, "This is a checkNotNull message");21  }22}23	at org.assertj.core.util.Preconditions.checkNotNull(Preconditions.java:35)24	at AssertJ.main(AssertJ.java:5)25import static org.assertj.core.api.Assertions.assertThat;26public class AssertJ {27  public static void main(String[] args) {28    assertThat("Hello").isEqualTo("Hello");29  }30}

checkState

Using AI Code Generation

1import org.assertj.core.util.Preconditions;2public class checkState {3    public static void main(String[] args) {4        Preconditions.checkState(2 + 2 == 4);5        Preconditions.checkState(2 + 2 == 5);6    }7}8	at org.assertj.core.util.Preconditions.checkState(Preconditions.java:77)9	at checkState.main(checkState.java:7)10Recommended Posts: Java | checkArgument() method of org.assertj.core.util.Preconditions class11Java | checkNotNull() method of org.assertj.core.util.Preconditions class12Java | checkIndex() method of org.assertj.core.util.Preconditions class13Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class14Java | checkPositionIndexes() method of org.assertj.core.util.Preconditions class15Java | checkElementIndex() method of org.assertj.core.util.Preconditions class16Java | checkPosition() method of org.assertj.core.util.Preconditions class17Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class18Java | checkPositionIndexes() method of org.assertj.core.util.Preconditions class19Java | checkElementIndex() method of org.assertj.core.util.Preconditions class20Java | checkPosition() method of org.assertj.core.util.Preconditions class21Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class22Java | checkPositionIndexes() method of org.assertj.core.util.Preconditions class23Java | checkElementIndex() method of org.assertj.core.util.Preconditions class24Java | checkPosition() method of org.assertj.core.util.Preconditions class25Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class

checkState

Using AI Code Generation

1import org.assertj.core.util.Preconditions;2import java.util.Scanner;3public class 1 {4   public static void main(String[] args) {5      Scanner sc = new Scanner(System.in);6      System.out.println("Enter the value of a: ");7      int a = sc.nextInt();8      System.out.println("Enter the value of b: ");9      int b = sc.nextInt();10      System.out.println("Enter the value of c: ");11      int c = sc.nextInt();12      System.out.println("Enter the value of d: ");13      int d = sc.nextInt();14      System.out.println("Enter the value of e: ");15      int e = sc.nextInt();16      System.out.println("Enter the value of f: ");17      int f = sc.nextInt();18      Preconditions.checkState(a < b && c < d && e < f, "The state of the object is false");19      System.out.println("The state of the object is true");20   }21}22	at org.assertj.core.util.Preconditions.checkState(Preconditions.java:51)23	at 1.main(1.java:17)24Recommended Posts: Java | org.assertj.core.util.Preconditions.checkArgument() method25Java | org.assertj.core.util.Preconditions.checkNotNull() method26Java | org.assertj.core.util.Preconditions.checkIndex() method27Java | org.assertj.core.util.Preconditions.checkPositionIndex() method28Java | org.assertj.core.util.Preconditions.checkPositionIndexes() method29Java | org.assertj.core.util.Preconditions.checkStartAndEndIndexes() method30Java | org.assertj.core.util.Preconditions.checkStartAndEnd() method

checkState

Using AI Code Generation

1import org.assertj.core.util.Preconditions;2public class AssertJPreconditionsCheckStateExample {3   public static void main(String[] args) {4      int year = 2020;5      Preconditions.checkState(year == 2020, "Year is not 2020");6      System.out.println("Year is 2020");7   }8}

checkState

Using AI Code Generation

1import static org.assertj.core.util.Preconditions.checkState;2public class AssertJ {3  public static void main(String[] args) {4    checkState(false, "This is a checkState message");5  }6}7	at org.assertj.core.util.Preconditions.checkState(Preconditions.java:76)8	at AssertJ.main(AssertJ.java:5)9import static org.assertj.core.util.Preconditions.checkArgument;10public class AssertJ {11  public static void main(String[] args) {12    checkArgument(false, "This is a checkArgument message");13  }14}ods to assert on

checkState

Using AI Code Generation

1impoorg.assertj.core.util.Preconditis;2public class checkState {3    public static void main(String[] args) {4        Preconditions.checkState(2 + 2 == 4);5        Preconditions.checkState(2 + 2 == 5);6    }7}8	at org.assertj.core.util.Preconditions.checkState(Preconditions.java:77)9	at checkState.main(checkState.java:7)10Recommended Posts: Java | checkArgument() method of org.assertj.core.util.Preconditions class11Java | checkNotNull() method of org.assertj.core.util.Preconditions class12Java | checkIndex() method of org.assertj.core.util.Preconditions class13Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class14Java | checkPositionIndexes() method of org.assertj.core.util.Preconditions class15Java | checkElementIndex() method of org.assertj.core.util.Preconditions class16Java | checkPosition() method of org.assertj.core.util.Preconditions class17Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class18Java | checkPositionIndexes() method of org.assertj.core.util.Preconditions class19Java | checkElementIndex() method of org.assertj.core.util.Preconditions class20Java | checkPosition() method of org.assertj.core.util.Preconditions class21Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class22Java | checkPositionIndexes() method of org.assertj.core.util.Preconditions class23Java | checkElementIndex() method of org.assertj.core.util.Preconditions class24Java | checkPosition() method of org.assertj.core.util.Preconditions class25Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class26	at org.assertj.core.util.Preconditions.checkArgument(Preconditions.java:64)27	at AssertJ.main(AssertJ.java:5)28import static org.assertj.core.util.Preconditions.checkNotNull;29public class AssertJ {30  public static void main(String[] args) {31    checkNotNull(null, "This is a checkNotNull message");32  }33}34	at org.assertj.core.util.Preconditions.checkNotNull(Preconditions.java:35)35	at AssertJ.main(AssertJ.java:5)36import static org.assertj.core.api.Assertions.assertThat;37public class AssertJ {38  public static void main(String[] args) {39    assertThat("Hello").isEqualTo("Hello");40  }41}

checkState

Using AI Code Generation

1import org.assertj.core.util.Preconditions;2public class checkState {3    public static void main(String[] args) {4        Preconditions.checkState(2 + 2 == 4);5        Preconditions.checkState(2 + 2 == 5);6    }7}8	at org.assertj.core.util.Preconditions.checkState(Preconditions.java:77)9	at checkState.main(checkState.java:7)10Recommended Posts: Java | checkArgument() method of org.assertj.core.util.Preconditions class11Java | checkNotNull() method of org.assertj.core.util.Preconditions class12Java | checkIndex() method of org.assertj.core.util.Preconditions class13Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class14Java | checkPositionIndexes() method of org.assertj.core.util.Preconditions class15Java | checkElementIndex() method of org.assertj.core.util.Preconditions class16Java | checkPosition() method of org.assertj.core.util.Preconditions class17Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class18Java | checkPositionIndexes() method of org.assertj.core.util.Preconditions class19Java | checkElementIndex() method of org.assertj.core.util.Preconditions class20Java | checkPosition() method of org.assertj.core.util.Preconditions class21Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class22Java | checkPositionIndexes() method of org.assertj.core.util.Preconditions class23Java | checkElementIndex() method of org.assertj.core.util.Preconditions class24Java | checkPosition() method of org.assertj.core.util.Preconditions class25Java | checkPositionIndex() method of org.assertj.core.util.Preconditions class

Automation Testing Tutorials

Learn to execute automation testing from scratch with LambdaTest Learning Hub. Right from setting up the prerequisites to run your first automation test, to following best practices and diving deeper into advanced test scenarios. LambdaTest Learning Hubs compile a list of step-by-step guides to help you be proficient with different test automation frameworks i.e. Selenium, Cypress, TestNG etc.