/*
 * Copyright 2010-2015 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at:
 *
 *    http://aws.amazon.com/apache2.0
 *
 * This file is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES
 * OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and
 * limitations under the License.
 */

package com.amazonaws.services.dynamodbv2;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.fail;

import com.amazonaws.services.dynamodbv2.model.AttributeValue;
import com.amazonaws.services.dynamodbv2.model.PutItemRequest;
import com.amazonaws.services.dynamodbv2.model.ScanRequest;

import org.junit.Test;

import java.util.Map;

/**
 * Tests on using convenient map setters.
 */
public class ConvenientMapSetterTest {

    /** Test on using map entry adder method. */
    @Test
    public void testMapEntryAdderMethod() {
        PutItemRequest putItemRequest = new PutItemRequest()
                .addItemEntry("hash-key", new AttributeValue().withS("1"))
                .addItemEntry("range-key", new AttributeValue().withS("2"))
                .addItemEntry("attribute", new AttributeValue().withS("3"));
        Map<String, AttributeValue> item = putItemRequest.getItem();
        assertEquals(3, item.size());
        assertEquals("1", item.get("hash-key").getS());
        assertEquals("2", item.get("range-key").getS());
        assertEquals("3", item.get("attribute").getS());

        putItemRequest.clearItemEntries();
        assertEquals(null, putItemRequest.getItem());
    }

    /** Test on using predefined map entry setter to provide map parameter. */
    @Test
    public void testPredefinedMapEntryMethod() {
        ScanRequest scanRequest = new ScanRequest()
                .addExclusiveStartKeyEntry("hash-key", new AttributeValue().withS("1"))
                .addExclusiveStartKeyEntry("range-key", new AttributeValue().withS("2"));
        Map<String, AttributeValue> item = scanRequest.getExclusiveStartKey();
        assertEquals(2, item.size());
        assertEquals("1", item.get("hash-key").getS());
        assertEquals("2", item.get("range-key").getS());
    }

    /** Test on IllegalArgumentException when providing duplicated keys. */
    @Test(expected = IllegalArgumentException.class)
    public void testDuplicatedKeysException() {
        new PutItemRequest()
                .addItemEntry("hash-key", new AttributeValue().withS("1"))
                .addItemEntry("hash-key", new AttributeValue().withS("2"));
    }

}