public void TestStringToInteger()
{
StringToInteger stringToInteger = new StringToInteger();
Assert.Equal(42, stringToInteger.MyAtoi("42"));
Assert.Equal(-42, stringToInteger.MyAtoi(" -42"));
Assert.Equal(4193, stringToInteger.MyAtoi("4193 with words"));
Assert.Equal(0, stringToInteger.MyAtoi("words and 987"));
Assert.Equal(-2147483648, stringToInteger.MyAtoi("-91283472332"));
//Assert.Equal(3.14159, stringToInteger.MyAtoi("3.14159"));
}
public void MyAtoiTest6()
{
var input = "90000000000";
var expected = int.MaxValue;
StringToInteger.MyAtoi(input).Should().Be(expected);
}
public void MyAtoiTest5()
{
var input = "-91283472332";
var expected = int.MinValue;
StringToInteger.MyAtoi(input).Should().Be(expected);
}
public void MyAtoiTest4()
{
var input = "words and 987";
var expected = 0;
StringToInteger.MyAtoi(input).Should().Be(expected);
}
public void MyAtoiTest3()
{
var input = "4193 with words";
var expected = 4193;
StringToInteger.MyAtoi(input).Should().Be(expected);
}
public void MyAtoiTest2()
{
var input = " -42";
var expected = -42;
StringToInteger.MyAtoi(input).Should().Be(expected);
}
public void TestName()
{
//Given
var instance = new StringToInteger();
var s1 = "42";
var s2 = " -42";
var s3 = "4193 with words";
var s4 = "words and 987";
var s5 = "-91283472332";
//When
//Then
Assert.Equal(42, instance.MyAtoi(s1));
Assert.Equal(-42, instance.MyAtoi(s2));
Assert.Equal(4193, instance.MyAtoi(s3));
Assert.Equal(0, instance.MyAtoi(s4));
Assert.Equal(-2147483648, instance.MyAtoi(s5));
}
private static void StringToIntegerTest()
{
Console.WriteLine("\nReverse Integer question:");
string[] testStrings = new string[] { "42", " -42", "4193 with words", "words and 987", "-91283472332", "+1", "2147483648" };
StringToInteger stringToInteger = new StringToInteger();
foreach (string str in testStrings)
{
Console.WriteLine("{0} -> {1}", str, stringToInteger.MyAtoi(str));
}
}
public void StringToIntegerTestMethod5()
{
int value = StringToInteger.MyAtoi("-91283472332");
Assert.AreEqual(-2147483648, value);
}
public void StringToIntegerTestMethod4()
{
int value = StringToInteger.MyAtoi("words and 987");
Assert.AreEqual(0, value);
}
public void StringToIntegerTestMethod3()
{
int value = StringToInteger.MyAtoi("4193 with words");
Assert.AreEqual(4193, value);
}
public void StringToIntegerTestMethod2()
{
int value = StringToInteger.MyAtoi(" -42");
Assert.AreEqual(-42, value);
}
void InternalTest(string str, int expected)
{
int actual = StringToInteger.MyAtoi(str);
Assert.Equal <int>(expected, actual);
}
