public void StrStrTest3()
{
var input1 = "";
var input2 = "";
var expected = 0;
ImplementstrStr.StrStr(input1, input2).Should().Be(expected);
}
public void StrStrTest()
{
var input1 = "hello";
var input2 = "ll";
var expected = 2;
ImplementstrStr.StrStr(input1, input2).Should().Be(expected);
}
public void StrStrTest2()
{
var input1 = "aaaaa";
var input2 = "bba";
var expected = -1;
ImplementstrStr.StrStr(input1, input2).Should().Be(expected);
}
public void ImplementstrStrTest()
{
var c = new ImplementstrStr();
// example1
var haystack = "hello";
var needle = "ll";
var result = c.StrStr(haystack, needle);
Assert.AreEqual(result, 2);
// example2
haystack = "aaaaa"; needle = "bba";
result = c.StrStr(haystack, needle);
Assert.AreEqual(result, -1);
//example3
haystack = ""; needle = "";
result = c.StrStr(haystack, needle);
Assert.AreEqual(result, 0);
}