org.dbunit.assertion.comparer.value

Interface ValueComparer

All Known Implementing Classes:

ConditionalSelectorMultiValueComparer, ConditionalSetBiValueComparer, IsActualContainingExpectedStringValueComparer, IsActualEqualToExpectedValueComparer, IsActualEqualToExpectedWithEmptyFailMessageValueComparer, IsActualGreaterThanExpectedValueComparer, IsActualGreaterThanOrEqualToExpectedValueComparer, IsActualLessThanExpectedValueComparer, IsActualLessThanOrEqualToExpectedValueComparer, IsActualNotEqualToExpectedValueComparer, IsActualNotNullValueComparer, IsActualNullValueComparer, IsActualWithinToleranceOfExpectedTimestampValueComparer, NeverFailsValueComparer, ValueComparerBase, ValueComparerTemplateBase

Functional Interface:

This is a functional interface and can therefore be used as the assignment target for a lambda expression or method reference.

@FunctionalInterface
public interface ValueComparer

Strategy for comparing values.

Since:

2.6.0

Author:

Jeff Jensen

Method Summary

Modifier and Type	Method and Description
String	compare(ITable expectedTable, ITable actualTable, int rowNum, String columnName, DataType dataType, Object expectedValue, Object actualValue) Compare expected and actual values.

Method Detail

compare

String compare(ITable expectedTable,
               ITable actualTable,
               int rowNum,
               String columnName,
               DataType dataType,
               Object expectedValue,
               Object actualValue)
        throws DatabaseUnitException

Compare expected and actual values.

Parameters:

expectedTable - Table containing all expected results.

actualTable - Table containing all actual results.

rowNum - The current row number comparing.

columnName - The name of the current column comparing.

dataType - The DataType for the current column comparing. Use DataType.compare(Object, Object) for equal, not equal, less than, and greater than comparisons.

expectedValue - The current expected value for the column.

actualValue - The current actual value for the column.

Returns:

compare failure message or null if successful compare.

Throws:

DatabaseUnitException