com.asakusafw.testdriver.core

Interface ModelTester<T>

Type Parameters:

T - type of model

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 ModelTester<T>

Data model tester.

Since:

0.2.3

Method Summary

Modifier and Type	Method and Description
Object	verify(T expected, T actual) Tests each model object and returns error report.

Method Detail

verify

Object verify(T expected,
              T actual)

Tests each model object and returns error report.

example:

@Override Object verify(T expected, T actual) {
    if (expected == null) {
        return "unexpected"; // unexpected results
    } else if (actual == null) {
        return null; // ignores unnecessary results
    } else if (expected.getValue() != actual.getValue()) {
        return "value"; // invalid
    }
    return null; // successfully verified
}

Parameters:

expected - the expected model object, or null if there are no corresponded to the actual model object

actual - the actual model object in test results, or null if there are no corresponded to the expected model object

Returns:

diagnostic message, or null if successfully tested