IosOrderServiceForTotalDeductTest.java

package org.xmx0632.deliciousfruit.service;

import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertTrue;

import java.math.BigDecimal;
import java.util.Arrays;
import java.util.List;

import org.junit.Before;
import org.junit.Test;
import org.mockito.Mockito;
import org.xmx0632.deliciousfruit.api.v1.bo.Result;
import org.xmx0632.deliciousfruit.api.v1.bo.SettlementResponse;
import org.xmx0632.deliciousfruit.api.v1.bo.SettlementResponse.ProductFreeInfo;
import org.xmx0632.deliciousfruit.api.v1.bo.SettlementResponse.PromotionDetails;
import org.xmx0632.deliciousfruit.api.v1.bo.SettlementResponse.PromotionInfo;
import org.xmx0632.deliciousfruit.entity.FruitPromotion;

/*
 * 全场满立减是
 * 全场满FruitPromotion.totalPriceoff
 * 立减(FruitPromotion.priceoff)金额,跟FruitSubPromotion没关系
 * 
 */
public class IosOrderServiceForTotalDeductTest extends
		BaseIosOrderServiceTestCase {

	private static final BigDecimal TOTAL_PRICEOFF_THREHOLD = BigDecimal
			.valueOf(25);
	private static final BigDecimal PRICEOFF = BigDecimal.valueOf(2.1);
	private static final BigDecimal PRODUCT_1_PRICE = BigDecimal.valueOf(10.3);
	private static final BigDecimal PRODUCT_2_PRICE = BigDecimal.valueOf(8.8);
	private static final BigDecimal PRODUCT_3_PRICE = BigDecimal.valueOf(3.0);

	@Before
	public void setUp() {
		super.setUp();
		mockService4TotalDeduct();
	}

	// 全场立减-未达到FruitPromotion.totalPriceoff,不减
	@Test
	public void testCaculatePromotionInfo_under_totalPriceoff_no_priceoff() {

		int giftCategorySize = 0;// 送
		int productNum1 = 1;// 10
		int productNum2 = 0;// 8*0
		int promotionTipsSize = 1;
		BigDecimal priceOff = PRICEOFF.multiply(BigDecimal.valueOf(0));// 折扣金额

		SettlementResponse response = getResponseWith2DifferentProducts(
				productNum1, productNum2);

		assertTotalDeductResponse(productNum1, productNum2, response,
				promotionTipsSize, giftCategorySize, 0, priceOff);
	}

	// 全场立减-达到1倍FruitPromotion.totalPriceoff,减FruitPromotion.priceoff
	@Test
	public void testCaculatePromotionInfo_reach_totalPriceoff_priceoff_once() {
		int giftCategorySize = 0;// 送
		int productNum1 = 1;// 10*1
		int productNum2 = 2;// 8*2
		int promotionTipsSize = 1;
		BigDecimal priceOff = PRICEOFF.multiply(BigDecimal.valueOf(1));// 折扣金额

		SettlementResponse response = getResponseWith2DifferentProducts(
				productNum1, productNum2);

		assertTotalDeductResponse(productNum1, productNum2, response,
				promotionTipsSize, giftCategorySize, 0, priceOff);
	}

	// 全场立减-达到2倍FruitPromotion.totalPriceoff,减FruitPromotion.priceoff两次
	@Test
	public void testCaculatePromotionInfo_reach_totalPriceoff_priceoff_2_times() {
		int giftCategorySize = 0;// 送
		int productNum1 = 4;
		int productNum2 = 2;
		int promotionTipsSize = 1;

		SettlementResponse response = getResponseWith2DifferentProducts(
				productNum1, productNum2);

		BigDecimal priceOff = PRICEOFF.multiply(BigDecimal.valueOf(2));// 折扣金额
		assertTotalDeductResponse(productNum1, productNum2, response,
				promotionTipsSize, giftCategorySize, 0, priceOff);
	}

	// 全场立减-达到3倍FruitPromotion.totalPriceoff,减FruitPromotion.priceoff两次
	@Test
	public void testCaculatePromotionInfo_reach_totalPriceoff_2p5_times_priceoff_2_times() {
		int giftCategorySize = 0;// 送
		int productNum1 = 3;
		int productNum2 = 6;
		int promotionTipsSize = 1;
		BigDecimal priceOff = PRICEOFF.multiply(BigDecimal.valueOf(3));// 折扣金额

		SettlementResponse response = getResponseWith2DifferentProducts(
				productNum1, productNum2);

		assertTotalDeductResponse(productNum1, productNum2, response,
				promotionTipsSize, giftCategorySize, 0, priceOff);
	}

	private void mockService4TotalDeduct() {
		mockFruitProductService("苹果", "箱", productId_1, BigDecimal.ZERO,
				PRODUCT_1_PRICE);

		mockFruitProductService("桔子", "箱", productId_2, BigDecimal.ZERO,
				PRODUCT_2_PRICE);

		mockFruitProductService("香蕉", "箱", productId_3, BigDecimal.ZERO,
				PRODUCT_3_PRICE);

		// mock fruitPromotionService
		FruitPromotion fruitPromotion1 = getFruitPromotion(
				FruitPromotion.PromotionType.TOTAL_DEDUCT, productId_1,
				promotion_productId_1,
				"2 spec productId_1,1 unit promotion_productId_1 as gift",
				Integer.MAX_VALUE, BigDecimal.TEN, TOTAL_PRICEOFF_THREHOLD,
				PRICEOFF, BigDecimal.ZERO);
		Mockito.when(
				fruitPromotionService.getAvailablePromotionBy(null,
						FruitPromotion.PromotionType.TOTAL_DEDUCT)).thenReturn(
				Arrays.asList(fruitPromotion1));
	}

	private void assertTotalDeductResponse(int productNum1, int productNum2,
			SettlementResponse response, int promotionTipsSize,
			int giftCategorySize, int firstGiftNum, BigDecimal priceOff) {

		BigDecimal product1total = PRODUCT_1_PRICE.multiply(BigDecimal
				.valueOf(productNum1));
		BigDecimal product2total = PRODUCT_2_PRICE.multiply(BigDecimal
				.valueOf(productNum2));
		BigDecimal totalPrice = product1total.add(product2total);
		BigDecimal actualTotalPrice = totalPrice.subtract(priceOff);

		String msg = "[商品1]个数:" + productNum1 + " [商品2]个数:" + productNum2
				+ "\n" + "原价:" + totalPrice + "=" + PRODUCT_1_PRICE + "*"
				+ productNum1 + "+ " + PRODUCT_2_PRICE + "*" + productNum2
				+ " 优惠价:" + actualTotalPrice + "\n" + "提示优惠信息数:"
				+ promotionTipsSize;
		System.out.println(msg);
		assertNotNull(response);
		assertEquals(Result.SUCCESS_RESULT.toString(), response.getResult()
				.toString());
		assertEquals(TRANSACTION_ID, response.getTransactionID());

		// 价格
		assertEquals(totalPrice, response.getTotalPrice());
		assertEquals(actualTotalPrice, response.getActualAmount());

		PromotionInfo promotionInfo = response.getPromotionInfo();
		assertNotNull(promotionInfo);

		// 满总价格,减一定金额
		PromotionDetails promotionForTotal = promotionInfo
				.getPromotionForTotal();
		assertNotNull(promotionForTotal);
		assertEquals(totalPrice.subtract(actualTotalPrice),
				promotionForTotal.getPriceOff());

		// 没有单独减价的产品
		List<ProductFreeInfo> freeTotalInfos = promotionForTotal
				.getProductsFree();
		assertNotNull(freeTotalInfos);
		assertEquals(0, freeTotalInfos.size());

		// 单件商品不打折
		PromotionDetails promotionForProduct = promotionInfo
				.getPromotionForProduct();
		assertNotNull(promotionForProduct);
		assertEquals(BigDecimal.ZERO, promotionForProduct.getPriceOff());
		List<ProductFreeInfo> freeProductInfos = promotionForProduct
				.getProductsFree();
		assertNotNull(freeProductInfos);
		assertEquals(giftCategorySize, freeProductInfos.size());

		assertTrue(freeProductInfos.isEmpty());

		// 提示促销信息
		List<String> promotionTips = response.getPromotionTips();
		assertNotNull(promotionTips);
		assertEquals(promotionTipsSize, promotionTips.size());
		for (String tip : promotionTips) {
			System.out.println("tip:" + tip);
		}
	}
}