public void BufferBuilderTests()
{
var buffer = new TestScreenBuffer(7, 4, '.', Colors.WhiteOnBlack, "the", "cats", "howled");
var actual = buffer.ToString();
actual.Should().Be(
"the...." +
"cats..." +
"howled." +
".......");
}
public void WhenScrollingWholeScreen_ScrollDownBy2_Should_ScrollTheWholeScreenDown2Lines()
{
var screen = new TestScreenBuffer(7, 5, '.', Colors.WhiteOnBlack,
"the....",
"gray...",
"cats...",
"howled.",
"crazily"
);
var scroller = new Scroller(screen.Buffer, 7, 4, '.', Colors.WhiteOnBlack);
scroller.ScrollDown(2, 0, 0, 7, 4);
screen.ToString().Should().Be(
"cats..." +
"howled." +
"crazily" +
"......." +
"......."
);
}
public void WhenScrollingWholeScreen_ScrollDownBy1_Should_ScrollTheWholeScreenDown1Line()
{
var screen = new TestScreenBuffer(7, 5, '.', Colors.WhiteOnBlack,
"the1234",
"gray[=]",
"cats567",
"howled8",
"9012345"
);
var scroller = new Scroller(screen.Buffer, 7, 4, '.', Colors.WhiteOnBlack);
scroller.ScrollDown(1, 0, 0, 7, 4);
screen.ToString().Should().Be(
"gray[=]" +
"cats567" +
"howled8" +
"9012345" +
"......."
);
}