src/test/java/org/apache/sling/scripting/sightly/compiler/expression/nodes/BinaryOperatorTest.java

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 * to you under the Apache License, Version 2.0 (the
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package org.apache.sling.scripting.sightly.compiler.expression.nodes;

import static org.junit.Assert.assertEquals;

import java.util.ArrayList;
import java.util.List;

import org.apache.sling.scripting.sightly.compiler.SightlyCompilerException;
import org.apache.sling.scripting.sightly.testobjects.TestEnum;
import org.junit.Test;
import org.junit.experimental.runners.Enclosed;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.junit.runners.Parameterized.Parameters;

@RunWith(Enclosed.class)
public class BinaryOperatorTest {

    @RunWith(Parameterized.class)
    public static class StrictEq {
        @Parameters(name = "Comparison: {3}")
        public static Iterable<? extends Object> data() {
            List<Object[]> list = new ArrayList<>();
            list.add(new Object[] {null, null, true, "null to null are equal"});

            list.add(new Object[] {TestEnum.ONE, TestEnum.ONE.name(), true, "enum to string are equal"});
            list.add(new Object[] {TestEnum.ONE, TestEnum.TWO.name(), false, "enum to string not equal"});
            list.add(new Object[] {TestEnum.ONE.name(), TestEnum.ONE, true,  "string to enum are equal"});
            list.add(new Object[] {TestEnum.ONE.name(), TestEnum.TWO, false,  "string to enum not equal"});
            /**
             * SLING-10682 verify compare enum to another enum
             */
            list.add(new Object[] {TestEnum.ONE, TestEnum.ONE, true, "enum to enum are equal"});
            list.add(new Object[] {TestEnum.ONE, TestEnum.TWO, false, "enum to enum not equal"});

            return list;
        }

        private Object left;
        private Object right;
        private boolean expectedOutcome;

        public StrictEq(Object left, Object right, boolean expectedOutcome, String testLabel) {
            super();
            this.left = left;
            this.right = right;
            this.expectedOutcome = expectedOutcome;
        }

        @Test
        public void testStrictEq() {
            assertEquals(expectedOutcome, BinaryOperator.strictEq(left, right));
        }

    }

    @RunWith(Parameterized.class)
    public static class StrictEqError {

        @Parameters(name = "Comparison: {2}")
        public static Iterable<? extends Object> data() {
            List<Object[]> list = new ArrayList<>();
            list.add(new Object[] {TestEnum.ONE, new Object(), "enum to object not equal"});
            list.add(new Object[] {new Object(), TestEnum.TWO, "object to enum not equal"});
            list.add(new Object[] {new Object(), new Object(),  "object to object not equal"});
            list.add(new Object[] {null, TestEnum.ONE, "null to enum not equal"});
            list.add(new Object[] {TestEnum.ONE, null, "enum to null not equal"});

            return list;
        }

        private Object left;
        private Object right;

        public StrictEqError(Object left, Object right, String testLabel) {
            super();
            this.left = left;
            this.right = right;
        }

        /**
         * Expect exception when passed the wrong kind of object
         */
        @Test(expected = SightlyCompilerException.class)
        public void testStrictEqWrongType() {
            BinaryOperator.strictEq(left, right);
        }

    }

}