Java Utililty Methods Assert

List of utility methods to do Assert

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Description

The list of methods to do Assert are organized into topic(s).

Method

voidassertLongPositive(long val, String name)
Check if the given long value is positive. 
if (val <= 0) {
    throw new IllegalArgumentException(name + " [" + val + "] should be positive.");
voidassertMandatoryParameter(boolean assertion, String parameterName)
assert Mandatory Parameter 
if (!assertion) {
    throw new IllegalArgumentException(parameterName + " must be set");
voidassertMatches(String name, String regExp, String actual)
assert Matches 
if (notMatches(regExp, actual)) {
    throw new AssertionError(name + ": " + actual + " is not matching " + regExp + "!");
voidassertMergeTestPostcondition(double[] arr, long[] brr, int arrLen)
assert Merge Test Postcondition 
int violationsCount = 0;
for (int i = 0; i < arrLen - 1; i++) {
    if (arr[i] > arr[i + 1]) {
        violationsCount++;
for (int i = 0; i < arrLen; i++) {
    if (brr[i] != (long) (1e12 * (1.0 - arr[i])))
...
voidassertMessageEquals(Throwable ex, String msg)
assert Message Equals 
if (!msg.equals(ex.getMessage())) {
    throw new AssertionError(
            "Exception message should be [" + msg + "], but was [" + ex.getMessage() + "].");
StringassertNonEmpty(String s, String name)
assert Non Empty 
if (s == null || s.length() == 0) {
    throw new IllegalArgumentException(name + " must not be null or empty");
return s;
voidassertNonFatal(boolean test, String msg)
assert Non Fatal 
if (!test) {
    Exception e = new Exception(msg);
    e.printStackTrace(System.out);
voidassertNonNegative(int field, String fieldName)
assert Non Negative 
if (field < 0) {
    throw new IllegalArgumentException(fieldName + " must be equal to or greater than zero");
voidassertNonZero(int i, String fieldName)
assert Non Zero 
if (i == 0) {
    throw new IllegalArgumentException(fieldName + " must be non-zero");
StringassertNoSlash(final String ofString)
assert No Slash 
if (!ofString.endsWith("/")) {
    return ofString;
return ofString.substring(0, ofString.length() - 1);