Android Open Source - TipOnDiscount Simple Data Model Initializer Tests

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License

The source code is released under:

GNU General Public License

Java Source Code

// Copyright 2013 David A. Greenbaum
/*/*from  w w  w  . ja  va 2s  .c o m*/
This file is part of Tip On Discount.

Tip On Discount is free software: you can redistribute it and/or
modify it under the terms of the GNU General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.

Tip On Discount is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
General Public License for more details.

You should have received a copy of the GNU General Public License
along with Tip On Discount.  If not, see <http://www.gnu.org/licenses/>.
*/

package com.itllp.tipOnDiscount.model.impl;

import static org.junit.Assert.*;

import java.math.BigDecimal;

import org.jmock.Expectations;
import org.jmock.integration.junit4.JUnitRuleMockery;

import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;

import com.itllp.tipOnDiscount.model.DataModel;


public class SimpleDataModelInitializerTests {
  
  @Rule public JUnitRuleMockery context = new JUnitRuleMockery();
  private SimpleDataModelInitializer initializer;
  
  @Before
  public void setUp() {
    initializer = new SimpleDataModelInitializer();
  }

  @Test
  public void testInitialize() {
    // Set up preconditions
    final DataModel mockDataModel = context.mock(DataModel.class);
    final android.content.Context dummyAndroidContext = new android.content.Context();
    
    // Set up expectations
    context.checking(new Expectations() {{
        oneOf(mockDataModel).setBillTotal(initializer.getBillTotal());
        oneOf(mockDataModel).setTaxRate(initializer.getTaxRate
            (dummyAndroidContext));
        oneOf(mockDataModel).setDiscount(initializer.getDiscount());
        oneOf(mockDataModel).setPlannedTipRate(initializer.getTipRate
            (dummyAndroidContext));
        oneOf(mockDataModel).setSplitBetween(initializer.getSplitBetween());
        oneOf(mockDataModel).setRoundUpToAmount(initializer
            .getRoundUpToAmount(dummyAndroidContext));
        oneOf(mockDataModel).setBumps(initializer.getBumps());
    }});

    // Call method under test
    initializer.initialize(mockDataModel, dummyAndroidContext);
  }
  
  @Test
  public void testGetBillTotal() {
    // Call method under test
    BigDecimal billTotal = initializer.getBillTotal();
    
    // Verify postconditions
    assertNotNull("Bill total may not be null", billTotal);
    assertEquals("Incorrect bill total", "0.00", billTotal.toPlainString());
  }
  
  @Test
  public void testGetTaxRate() {
    // Call method under test
    BigDecimal taxRate = initializer.getTaxRate(null);
    
    // Verify postconditions
    assertNotNull("Tax rate may not be null", taxRate);
    assertEquals("Incorrect tax rate", "0.00000", taxRate.toPlainString());
  }
  
  @Test
  public void testGetDiscount() {
    // Call method under test
    BigDecimal discount = initializer.getDiscount();
    
    // Verify postconditions
    assertNotNull("Discount may not be null", discount);
    assertEquals("Incorrect discount", "0.00", discount.toPlainString());
  }
  
  @Test
  public void testGetTipRate() {
    // Call method under test
    BigDecimal tipRate = initializer.getTipRate(null);
    
    // Verify postconditions
    assertNotNull("Tip rate may not be null", tipRate);
    assertEquals("Incorrect tip rate", "0.00000", tipRate.toPlainString());
  }
  
  @Test
  public void testGetSplitBetween() {
    // Call method under test
    int splitBetween = initializer.getSplitBetween();
    
    // Verify postconditions
    assertEquals("Incorrect split between", 1, splitBetween);
  }
  
  @Test
  public void testGetRoundUpToAmount() {
    // Call method under test
    BigDecimal roundUpToAmount = initializer.getRoundUpToAmount(null);
    
    // Verify postconditions
    assertNotNull("Round Up To Amount may not be null", roundUpToAmount);
    assertEquals("Incorrect round up to amount", "0.01", roundUpToAmount.toPlainString());
  }
  
  @Test
  public void testGetBumps() {
    // Call method under test
    int bumps = initializer.getBumps();
    
    // Verify postconditions
    assertEquals("Incorrect bumps", 0, bumps);
  }
  
}

Java Source Code List

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