HelloFunctionTest.java

HelloFunctionTest.java

package com.example.fn;

import com.fnproject.fn.testing.*;
import org.junit.*;

import static org.junit.Assert.*;

public class HelloFunctionTest {

    @Rule
    public final FnTestingRule testing = FnTestingRule.createDefault();

    @Test
    public void shouldReturnGreeting() {
        String event = "[your test image event JSON]";
        testing.givenEvent().withBody(event).enqueue();
        testing.thenRun(HelloFunction.class, "handleRequest");

        FnResult result = testing.getOnlyResult();
        assertTrue(result.isSuccess());
    }

}