private static void BufferVerificationHelper(CmdApp app, ViewportArea area, IntPtr hConsole, GetExpectedChar expectedCharAlgorithm)
{
WinCon.SMALL_RECT viewport = app.GetViewport(hConsole);
Rectangle selectRect = new Rectangle(viewport.Left, viewport.Top, viewport.Width, viewport.Height);
IEnumerable <string> scrapedText = area.GetLinesInRectangle(hConsole, selectRect);
Verify.AreEqual(viewport.Height, scrapedText.Count(), "Verify the rows scraped is equal to the entire viewport height.");
bool isValidState = true;
string[] rows = scrapedText.ToArray();
for (int i = 0; i < rows.Length; i++)
{
for (int j = 0; j < viewport.Width; j++)
{
char actual = rows[i][j];
char expected = expectedCharAlgorithm(i, j, rows.Length, viewport.Width);
isValidState = actual == expected;
if (!isValidState)
{
Verify.Fail(string.Format("Text buffer verification failed at Row: {0} Col: {1} Expected: '{2}' Actual: '{3}'", i, j, expected, actual));
break;
}
}
if (!isValidState)
{
break;
}
}
}
private static void TestInsertDelete(CmdApp app, ViewportArea area, IntPtr hConsole)
{
Log.Comment("--Insert/Delete Commands");
ScreenFillHelper(app, area, hConsole);
Log.Comment("Move cursor to the middle-ish");
Point cursorExpected = new Point();
// H is at 5, 1. VT coords are 1-based and buffer is 0-based so adjust.
cursorExpected.Y = 5 - 1;
cursorExpected.X = 1 - 1;
app.UIRoot.SendKeys("H");
// Move to middle-ish from here. 10 Bs and 10 Cs should about do it.
for (int i = 0; i < 10; i++)
{
app.UIRoot.SendKeys("BC");
cursorExpected.Y++;
cursorExpected.X++;
}
WinCon.SMALL_RECT viewport = app.GetViewport(hConsole);
// The entire buffer should be Zs except for what we're about to insert and delete.
app.UIRoot.SendKeys("O"); // insert
WinCon.CHAR_INFO ciCursor = area.GetCharInfoAt(hConsole, cursorExpected);
Verify.AreEqual(' ', ciCursor.UnicodeChar);
Point endOfCursorLine = new Point(viewport.Right, cursorExpected.Y);
app.UIRoot.SendKeys("P"); // delete
WinCon.CHAR_INFO ciEndOfLine = area.GetCharInfoAt(hConsole, endOfCursorLine);
Verify.AreEqual(' ', ciEndOfLine.UnicodeChar);
ciCursor = area.GetCharInfoAt(hConsole, cursorExpected);
Verify.AreEqual('Z', ciCursor.UnicodeChar);
// Move to end of line and check both insert and delete operations
while (cursorExpected.X < viewport.Right)
{
app.UIRoot.SendKeys("C");
cursorExpected.X++;
}
// move up a line to get some fresh Z
app.UIRoot.SendKeys("A");
cursorExpected.Y--;
app.UIRoot.SendKeys("O"); // insert at end of line
ciCursor = area.GetCharInfoAt(hConsole, cursorExpected);
Verify.AreEqual(' ', ciCursor.UnicodeChar);
// move up a line to get some fresh Z
app.UIRoot.SendKeys("A");
cursorExpected.Y--;
app.UIRoot.SendKeys("P"); // delete at end of line
ciCursor = area.GetCharInfoAt(hConsole, cursorExpected);
Verify.AreEqual(' ', ciCursor.UnicodeChar);
}