public void TestShiftWithComments()
{
HSSFWorkbook wb = HSSFTestDataSamples.OpenSampleWorkbook("comments.xls");
NPOI.SS.UserModel.ISheet sheet = wb.GetSheet("Sheet1");
Assert.AreEqual(3, sheet.LastRowNum);
// Verify comments are in the position expected
Assert.IsNotNull(sheet.GetCellComment(0, 0));
Assert.IsNull(sheet.GetCellComment(1, 0));
Assert.IsNotNull(sheet.GetCellComment(2, 0));
Assert.IsNotNull(sheet.GetCellComment(3, 0));
String comment1 = sheet.GetCellComment(0, 0).String.String;
Assert.AreEqual(comment1, "comment top row1 (index0)\n");
String comment3 = sheet.GetCellComment(2, 0).String.String;
Assert.AreEqual(comment3, "comment top row3 (index2)\n");
String comment4 = sheet.GetCellComment(3, 0).String.String;
Assert.AreEqual(comment4, "comment top row4 (index3)\n");
// Shifting all but first line down to Test comments shifting
sheet.ShiftRows(1, sheet.LastRowNum, 1, true, true);
MemoryStream outputStream = new MemoryStream();
wb.Write(outputStream);
// Test that comments were shifted as expected
Assert.AreEqual(4, sheet.LastRowNum);
Assert.IsNotNull(sheet.GetCellComment(0, 0));
Assert.IsNull(sheet.GetCellComment(1, 0));
Assert.IsNull(sheet.GetCellComment(2, 0));
Assert.IsNotNull(sheet.GetCellComment(3, 0));
Assert.IsNotNull(sheet.GetCellComment(4, 0));
String comment1_shifted = sheet.GetCellComment(0, 0).String.String;
Assert.AreEqual(comment1, comment1_shifted);
String comment3_shifted = sheet.GetCellComment(3, 0).String.String;
Assert.AreEqual(comment3, comment3_shifted);
String comment4_shifted = sheet.GetCellComment(4, 0).String.String;
Assert.AreEqual(comment4, comment4_shifted);
// Write out and read back in again
// Ensure that the changes were persisted
wb = new HSSFWorkbook(new MemoryStream(outputStream.ToArray()));
sheet = wb.GetSheet("Sheet1");
Assert.AreEqual(4, sheet.LastRowNum);
// Verify comments are in the position expected after the shift
Assert.IsNotNull(sheet.GetCellComment(0, 0));
Assert.IsNull(sheet.GetCellComment(1, 0));
Assert.IsNull(sheet.GetCellComment(2, 0));
Assert.IsNotNull(sheet.GetCellComment(3, 0));
Assert.IsNotNull(sheet.GetCellComment(4, 0));
comment1_shifted = sheet.GetCellComment(0, 0).String.String;
Assert.AreEqual(comment1, comment1_shifted);
comment3_shifted = sheet.GetCellComment(3, 0).String.String;
Assert.AreEqual(comment3, comment3_shifted);
comment4_shifted = sheet.GetCellComment(4, 0).String.String;
Assert.AreEqual(comment4, comment4_shifted);
}
