cpp-gtest/randoTest.cpp at master · ckvang/cpp-gtest · GitHub

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/**
 * Unit Tests for Rando Test
**/

#include <gtest/gtest.h>
#include "rando.h"

/*
	FUNCTIONS WE NEED TO TEST:

	bool shouldWorry(bool,bool,bool);
	bool isDivisbleBy(int,int);
	bool isPrime(int);
	int nearestToZero(int,int);
*/

class RandoTest : public ::testing::Test
{
	protected:
		RandoTest(){} //constructor runs before each test
		virtual ~RandoTest(){} //destructor cleans up after tests
		virtual void SetUp(){} //sets up before each test (after constructor)
		virtual void TearDown(){} //clean up after each test, (before destructor)
};

/******************************************************************************
 * Tests for shouldWorry()
 *****************************************************************************/

TEST(RandoTest, allChildrenSmile)
{
	Rando rando;
	ASSERT_TRUE( rando.shouldWorry(true,true,true) );
}

TEST(RandoTest, noChildrenSmile)
{
	Rando rando;
	ASSERT_FALSE( rando.shouldWorry(false, false, false) );
}

TEST(RandoTest, oneChildSmile)
{
	Rando rando;
	ASSERT_TRUE( rando.shouldWorry(true,false,false) );
}

TEST(RandoTest, twoChildrenSmile)
{
	Rando rando;
	ASSERT_FALSE( rando.shouldWorry(true,true,false) );
}

/******************************************************************************
 * Tests for isDivisibleBy()
 *****************************************************************************/

TEST(RandoTest, aIsDivisibleByB)
{
	Rando rando;
	ASSERT_TRUE( rando.isDivisibleBy(4, 2) );
}

TEST(RandoTest, aIsNotDivisibleByB)
{
	Rando rando;
	ASSERT_FALSE( rando.isDivisibleBy(4, 3) );
}

TEST(RandoTest, bIsDivisibleByA)
{
	Rando rando;
	ASSERT_TRUE( rando.isDivisibleBy(2, 4) );
}

TEST(RandoTest, bIsNotDivisibleByA)
{
	Rando rando;
	ASSERT_FALSE( rando.isDivisibleBy(3, 4) );
}

/******************************************************************************
 * Tests for isPrime()
 *****************************************************************************/

TEST(RandoTest, zeroIsNotPrime)
{
	Rando rando;
	ASSERT_FALSE( rando.isPrime(0) );
}

TEST(RandoTest, numIsPrime)
{
	Rando rando;
	ASSERT_TRUE( rando.isPrime(3) );
}

TEST(RandoTest, numIsNotPrime)
{
	Rando rando;
	ASSERT_FALSE( rando.isPrime(4) );
}

/******************************************************************************
 * Tests for nearestToZero()
 *****************************************************************************/

TEST(RandoTest, posAIsNearestToZero)
{
	Rando rando;
	ASSERT_EQ( rando.nearestToZero(1, 2), 1 );
}

TEST(RandoTest, negAIsNearestToZero)
{
	Rando rando;
	ASSERT_EQ( rando.nearestToZero(-1, 2), -1 );
}

TEST(RandoTest, posBIsNearestToZero)
{
	Rando rando;
	ASSERT_EQ( rando.nearestToZero(2, 1), 1 );
}

TEST(RandoTest, negBIsNearestToZero)
{
	Rando rando;
	ASSERT_EQ( rando.nearestToZero(2, -1), -1 );
}

TEST(RandoTest, aAndBNearestToZero)
{
	Rando rando;
	ASSERT_EQ( rando.nearestToZero(1, 1), 1 );
}

TEST(RandoTest, errorNearestToZero)
{
	Rando rando;
	ASSERT_EQ( rando.nearestToZero(0, 1), 0 );
}