public void MajorityElementTest_nums為沒有主要元素_應拋出ArgumentException()
{
// arrange
var nums = new int[] { 1, 1, 1, 2, 2, 2 };
var sut = new Q0169_MajorityElement();
// act
Action actual = () => sut.MajorityElement(nums);
// assert
actual.Should().Throw <ArgumentException>()
.Which.Message.Should().Contain("沒有主要元素");
}
public void MajorityElementTest_nums為null_應拋出ArgumentNullException()
{
// arrange
int[] nums = null;
var sut = new Q0169_MajorityElement();
// act
Action actual = () => sut.MajorityElement(nums);
// assert
actual.Should().Throw <ArgumentNullException>()
.Which.Message.Should().Contain("不可為null");
}
public void MajorityElementTest_nums輸入1_應回傳1()
{
// arrange
var nums = new int[] { 1 };
var expect = 1;
var sut = new Q0169_MajorityElement();
// act
var actual = sut.MajorityElement(nums);
// assert
actual.Should().Be(expect);
}
public void MajorityElementTest_nums輸入2211122_應回傳2()
{
// arrange
var nums = new int[] { 2, 2, 1, 1, 1, 2, 2 };
var expect = 2;
var sut = new Q0169_MajorityElement();
// act
var actual = sut.MajorityElement(nums);
// assert
actual.Should().Be(expect);
}