public void GumballMachineInHasQuarterStateTest()
{
var stringWriter = new StringWriter();
var result = new StringWriter();
var noQuarterStateDescription = $"(Mighty Gumball, Inc.C# - enabled Standing Gumball Model #2019 (with state)Inventory:" +
$" { 10 } gumball{ ( 10 != 1 ? "s" : "" ) } Machine is { BaseConstants.TO_STRING_NO_QUARTER_STATE })";
var noQuarterStateDescriptionAfterDispense = $"(Mighty Gumball, Inc.C# - enabled Standing Gumball Model #2019 (with state)Inventory:" +
$" { 9 } gumball{ ( 9 != 1 ? "s" : "" ) } Machine is { BaseConstants.TO_STRING_NO_QUARTER_STATE })";
var gumballMachine = new GumballMachineContext(10, stringWriter);
gumballMachine.InsertQuarter();
result.WriteLine(BaseConstants.INSERT_QUARTER_NO_QUARTER_STATE);
gumballMachine.InsertQuarter();
result.WriteLine(BaseConstants.INSERT_QUARTER_HAS_QUARTER_STATE);
gumballMachine.EjectQuarter();
result.WriteLine(BaseConstants.EJECT_QUARTER_HAS_QUARTER_STATE);
Assert.AreEqual(noQuarterStateDescription, gumballMachine.ToString());
gumballMachine.SetHasQuarterState();
gumballMachine.TurnCrank();
result.WriteLine(BaseConstants.TURN_CRANK_HAS_QUARTER_STATE);
result.WriteLine(BaseConstants.RELEASE_BALL);
Assert.AreEqual(noQuarterStateDescriptionAfterDispense, gumballMachine.ToString());
Assert.AreEqual(result.ToString(), stringWriter.ToString());
}
public void TurnKrankAndEjectSomeQuartersTest()
{
var stringWriter = new StringWriter();
var result = new StringWriter();
var gumballMachineStateString = $"(Mighty Gumball, Inc.C# - enabled Standing Gumball Model #2019 (with state)Inventory:" +
$" { 2 } gumball{ ( 2 != 1 ? "s" : "" ) }" +
$" { 0 } quarter{ ( 0 != 1 ? "s" : "" ) } " +
$"Machine is { BaseConstants.TO_STRING_NO_QUARTER_STATE })";
var gumballMachine = new GumballMachineContext(4, stringWriter);
for (int i = 0; i < 4; i++)
{
gumballMachine.InsertQuarter();
}
gumballMachine.TurnCrank();
gumballMachine.TurnCrank();
gumballMachine.EjectQuarter();
result.WriteLine(BaseConstants.INSERT_QUARTER_NO_QUARTER_STATE);
result.WriteLine(MultiGumbalMachineConstants.GetInsertQuarterHasQuarterStateConst(2));
result.WriteLine(MultiGumbalMachineConstants.GetInsertQuarterHasQuarterStateConst(3));
result.WriteLine(MultiGumbalMachineConstants.GetInsertQuarterHasQuarterStateConst(4));
result.WriteLine(MultiGumbalMachineConstants.GetTurnCrankHasQuarterStateConst(3));
result.WriteLine(BaseConstants.RELEASE_BALL);
result.WriteLine(MultiGumbalMachineConstants.GetTurnCrankHasQuarterStateConst(2));
result.WriteLine(BaseConstants.RELEASE_BALL);
result.WriteLine(MultiGumbalMachineConstants.GetEjectQuarterHasQuarterStateConst(2));
Assert.AreEqual(result.ToString(), stringWriter.ToString());
Assert.AreEqual(gumballMachineStateString, gumballMachine.ToString());
}
public void EjectQuarter_InSoldOutState_ShouldNotChangeGMState()
{
var gm = new GumballMachineContext(0);
gm.EjectQuarter();
Assert.AreEqual((uint)0, gm.GetBallCount());
Assert.AreEqual(GetGumballMachineString(0, "sold out"), gm.ToString());
}
public void EjectQuarter_InNoQuarterState_ShouldNotChangeGMState()
{
var gm = new GumballMachineContext(5);
gm.EjectQuarter();
Assert.AreEqual((uint)5, gm.GetBallCount());
Assert.AreEqual(GetGumballMachineString(5, "waiting for quarter"), gm.ToString());
}
public void InsertAndTwiceEjectQuarterTest()
{
var stringWriter = new StringWriter();
var result = new StringWriter();
string gumballMachineStateResult = $"(Mighty Gumball, Inc.C# - enabled Standing Gumball Model #2019 (with state)Inventory:" +
$" { 1 } gumball{ ( 1 != 1 ? "s" : "" ) } Machine is { BaseConstants.TO_STRING_NO_QUARTER_STATE })";
var gumballMachine = new GumballMachineContext(1, stringWriter);
gumballMachine.InsertQuarter();
gumballMachine.EjectQuarter();
gumballMachine.EjectQuarter();
result.WriteLine(BaseConstants.INSERT_QUARTER_NO_QUARTER_STATE);
result.WriteLine(BaseConstants.EJECT_QUARTER_HAS_QUARTER_STATE);
result.WriteLine(BaseConstants.EJECT_QUARTER_NO_QUARTER_STATE);
Assert.AreEqual(result.ToString(), stringWriter.ToString());
Assert.AreEqual(gumballMachineStateResult, gumballMachine.ToString());
}
public void EjectQuarter_InHasQuaterState_ShouldChangeGMStateToNoQuaterState()
{
var gm = new GumballMachineContext(1);
gm.InsertQuarter();
gm.EjectQuarter();
Assert.AreEqual((uint)1, gm.GetBallCount());
Assert.AreEqual(GetGumballMachineString(1, "waiting for quarter"), gm.ToString());
}
public void CantEjectQuarterInSoldOutState()
{
var strState = "sold out";
uint gumballs = 0;
var testStr = GetGumballMachineTestParsedString(gumballs, strState);
var gM = new GumballMachineContext();
gM.EjectQuarter();
Assert.AreEqual(gM.GetBallCount(), (uint)0);
Assert.AreEqual(gM.ToString(), testStr);
}
public void CantEjectQuarterInNoQuarterState()
{
var strState = "waiting for quarter";
uint gumballs = 5;
var testStr = GetGumballMachineTestParsedString(gumballs, strState);
var gM = new GumballMachineContext(5);
gM.EjectQuarter();
Assert.AreEqual(gM.GetBallCount(), (uint)5);
Assert.AreEqual(gM.ToString(), testStr);
}
public void EjectQuarterWithZeroBalls()
{
var stringWriter = new StringWriter();
var result = new StringWriter();
string gumballMachineStateResult = $"(Mighty Gumball, Inc.C# - enabled Standing Gumball Model #2019 (with state)Inventory:" +
$" { 0 } gumball{ ( 0 != 1 ? "s" : "" ) } Machine is { BaseConstants.TO_STRING_SOLD_OUT_STATE })";
var gumballMachine = new GumballMachineContext(0, stringWriter);
gumballMachine.EjectQuarter();
result.WriteLine(BaseConstants.EJECT_QUARTER_SOLD_OUT_STATE);
Assert.AreEqual(result.ToString(), stringWriter.ToString());
Assert.AreEqual(gumballMachineStateResult, gumballMachine.ToString());
}
public void EjectQuarter_WithQuarters_ShouldReturnAllQuarters()
{
var gm = new GumballMachineContext(5);
gm.InsertQuarter();
gm.InsertQuarter();
gm.InsertQuarter();
Assert.AreEqual((uint)3, gm.GetQuartersCount());
sb.Remove(0, sb.Length);
gm.EjectQuarter();
Assert.AreEqual((uint)0, gm.GetQuartersCount());
Assert.AreEqual("Quarters returned\r\n", sw.ToString());
}
public void GumballMachineInSoldOutStateTest()
{
var stringWriter = new StringWriter();
var result = new StringWriter();
var gumballMachine = new GumballMachineContext(0, stringWriter);
gumballMachine.InsertQuarter();
result.WriteLine(BaseConstants.INSERT_QUARTER_SOLD_OUT_STATE);
gumballMachine.EjectQuarter();
result.WriteLine(BaseConstants.EJECT_QUARTER_SOLD_OUT_STATE);
gumballMachine.TurnCrank();
result.WriteLine(BaseConstants.TURN_CRANK_SOLD_OUT_STATE);
result.WriteLine(BaseConstants.DISPENSE_SOLD_OUT_STATE);
Assert.AreEqual(result.ToString(), stringWriter.ToString());
}
public void EjectQuarterWithSomeBallsAndZeroQuarterTest()
{
var stringWriter = new StringWriter();
var result = new StringWriter();
var gumballMachineStateString = $"(Mighty Gumball, Inc.C# - enabled Standing Gumball Model #2019 (with state)Inventory:" +
$" { 2 } gumball{ ( 2 != 1 ? "s" : "" ) }" +
$" { 0 } quarter{ ( 0 != 1 ? "s" : "" ) } " +
$"Machine is { BaseConstants.TO_STRING_NO_QUARTER_STATE })";
var gumballMachine = new GumballMachineContext(2, stringWriter);
gumballMachine.EjectQuarter();
result.WriteLine(BaseConstants.EJECT_QUARTER_NO_QUARTER_STATE);
Assert.AreEqual(result.ToString(), stringWriter.ToString());
Assert.AreEqual(gumballMachineStateString, gumballMachine.ToString());
}
public void EjectQuarter_InSoldOutState_ShouldReturnAllQuarters()
{
var gm = new GumballMachineContext(1);
gm.InsertQuarter();
gm.InsertQuarter();
gm.InsertQuarter();
Assert.AreEqual((uint)3, gm.GetQuartersCount());
gm.TurnCrank();
Assert.AreEqual(GetGumballMachineString(0, "sold out"), gm.ToString());
sb.Remove(0, sb.Length);
gm.EjectQuarter();
Assert.AreEqual((uint)0, gm.GetQuartersCount());
Assert.AreEqual("Quarters returned\r\n", sw.ToString());
}
