public void TestDeleteInt()
{
// Check that nothing happens if were delete when nothing is present
input.DeleteDigit();
AssertValue("0", 0.0M, false);
// Add one digit and delete it
input.AppendDigit(6);
AssertValue("6", 6.0M, false);
input.DeleteDigit();
AssertValue("0", 0.0M, false);
// Still nothing happens if we delete "past" all digits
input.DeleteDigit();
AssertValue("0", 0.0M, false);
// Now add/delete a bunch of things
input.AppendDigit(7);
AssertValue("7", 7.0M, false);
input.AppendDigit(8);
AssertValue("78", 78.0M, false);
input.AppendDigit(9);
AssertValue("789", 789.0M, false);
input.DeleteDigit();
AssertValue("78", 78.0M, false);
input.AppendDigit(0);
AssertValue("780", 780.0M, false);
input.DeleteDigit();
AssertValue("78", 78.0M, false);
input.AppendDigit(4);
AssertValue("784", 784.0M, false);
input.AppendDigit(1);
AssertValue("7841", 7841.0M, false);
input.DeleteDigit();
AssertValue("784", 784.0M, false);
input.DeleteDigit();
AssertValue("78", 78.0M, false);
input.DeleteDigit();
AssertValue("7", 7.0M, false);
input.DeleteDigit();
AssertValue("0", 0.0M, false);
input.DeleteDigit();
AssertValue("0", 0.0M, false);
input.DeleteDigit();
AssertValue("0", 0.0M, false);
input.DeleteDigit();
AssertValue("0", 0.0M, false);
}
