ref #1054, breaking change for the column and row's iterator

This removed 3 exported functions: `TotalCols`, `CurrentCol` and `CurrentRow`

cell_test.go

@@ -682,8 +682,10 @@ func TestSharedStringsError(t *testing.T) {
 	rows, err := f.Rows("Sheet1")
 	assert.NoError(t, err)
 	const maxUint16 = 1<<16 - 1
+	currentRow := 0
 	for rows.Next() {
-		if rows.CurrentRow() == 19 {
+		currentRow++
+		if currentRow == 19 {
 			_, err := rows.Columns()
 			assert.NoError(t, err)
 			// Test get cell value from string item with invalid offset
@@ -705,8 +707,10 @@ func TestSharedStringsError(t *testing.T) {
 	assert.NoError(t, err)
 	rows, err = f.Rows("Sheet1")
 	assert.NoError(t, err)
+	currentRow = 0
 	for rows.Next() {
-		if rows.CurrentRow() == 19 {
+		currentRow++
+		if currentRow == 19 {
 			_, err := rows.Columns()
 			assert.NoError(t, err)
 			break

col.go

@@ -40,16 +40,6 @@ type Cols struct {
 	sheetXML                               []byte
 }
 
-// CurrentCol returns the column number that represents the current column.
-func (cols *Cols) CurrentCol() int {
-	return cols.curCol
-}
-
-// TotalCols returns the total columns count in the worksheet.
-func (cols *Cols) TotalCols() int {
-	return cols.totalCols
-}
-
 // GetCols return all the columns in a sheet by given worksheet name (case
 // sensitive). For example:
 //

col_test.go

@@ -68,8 +68,6 @@ func TestColumnsIterator(t *testing.T) {
 
 	for cols.Next() {
 		colCount++
-		assert.Equal(t, colCount, cols.CurrentCol())
-		assert.Equal(t, expectedNumCol, cols.TotalCols())
 		require.True(t, colCount <= expectedNumCol, "colCount is greater than expected")
 	}
 	assert.Equal(t, expectedNumCol, colCount)
@@ -85,8 +83,6 @@ func TestColumnsIterator(t *testing.T) {
 
 	for cols.Next() {
 		colCount++
-		assert.Equal(t, colCount, cols.CurrentCol())
-		assert.Equal(t, expectedNumCol, cols.TotalCols())
 		require.True(t, colCount <= 4, "colCount is greater than expected")
 	}
 	assert.Equal(t, expectedNumCol, colCount)
@@ -131,6 +127,11 @@ func TestGetColsError(t *testing.T) {
 	cols.sheetXML = []byte(`<worksheet><sheetData><row r="1"><c r="A" t="str"><v>A</v></c></row></sheetData></worksheet>`)
 	_, err = cols.Rows()
 	assert.EqualError(t, err, newCellNameToCoordinatesError("A", newInvalidCellNameError("A")).Error())
+
+	f.Pkg.Store("xl/worksheets/sheet1.xml", nil)
+	f.Sheet.Store("xl/worksheets/sheet1.xml", nil)
+	_, err = f.Cols("Sheet1")
+	assert.NoError(t, err)
 }
 
 func TestColsRows(t *testing.T) {

rows.go

@@ -79,11 +79,6 @@ type Rows struct {
 	token                   xml.Token
 }
 
-// CurrentRow returns the row number that represents the current row.
-func (rows *Rows) CurrentRow() int {
-	return rows.seekRow
-}
-
 // Next will return true if find the next row element.
 func (rows *Rows) Next() bool {
 	rows.seekRow++

rows_test.go

@@ -74,7 +74,6 @@ func TestRowsIterator(t *testing.T) {
 
 	for rows.Next() {
 		rowCount++
-		assert.Equal(t, rowCount, rows.CurrentRow())
 		require.True(t, rowCount <= expectedNumRow, "rowCount is greater than expected")
 	}
 	assert.Equal(t, expectedNumRow, rowCount)