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package excelize
import (
"encoding/xml"
"fmt"
"math/rand"
"path/filepath"
"strings"
"testing"
"github.com/stretchr/testify/assert"
)
func BenchmarkStreamWriter(b *testing.B) {
file := NewFile()
row := make([]interface{}, 10)
for colID := 0; colID < 10; colID++ {
row[colID] = colID
}
for n := 0; n < b.N; n++ {
streamWriter, _ := file.NewStreamWriter("Sheet1")
for rowID := 10; rowID <= 110; rowID++ {
cell, _ := CoordinatesToCellName(1, rowID)
streamWriter.SetRow(cell, row)
}
}
b.ReportAllocs()
}
func TestStreamWriter(t *testing.T) {
file := NewFile()
streamWriter, err := file.NewStreamWriter("Sheet1")
assert.NoError(t, err)
// Test max characters in a cell.
row := make([]interface{}, 1)
row[0] = strings.Repeat("c", 32769)
assert.NoError(t, streamWriter.SetRow("A1", row))
// Test leading and ending space(s) character characters in a cell.
row = make([]interface{}, 1)
row[0] = " characters"
assert.NoError(t, streamWriter.SetRow("A2", row))
row = make([]interface{}, 1)
row[0] = []byte("Word")
assert.NoError(t, streamWriter.SetRow("A3", row))
for rowID := 10; rowID <= 51200; rowID++ {
row := make([]interface{}, 50)
for colID := 0; colID < 50; colID++ {
row[colID] = rand.Intn(640000)
}
cell, _ := CoordinatesToCellName(1, rowID)
assert.NoError(t, streamWriter.SetRow(cell, row))
}
assert.NoError(t, streamWriter.Flush())
// Save xlsx file by the given path.
assert.NoError(t, file.SaveAs(filepath.Join("test", "TestStreamWriter.xlsx")))
// Test close temporary file error
file = NewFile()
streamWriter, err = file.NewStreamWriter("Sheet1")
assert.NoError(t, err)
for rowID := 10; rowID <= 51200; rowID++ {
row := make([]interface{}, 50)
for colID := 0; colID < 50; colID++ {
row[colID] = rand.Intn(640000)
}
cell, _ := CoordinatesToCellName(1, rowID)
assert.NoError(t, streamWriter.SetRow(cell, row))
}
assert.NoError(t, streamWriter.rawData.Close())
assert.Error(t, streamWriter.Flush())
}
func TestStreamTable(t *testing.T) {
file := NewFile()
streamWriter, err := file.NewStreamWriter("Sheet1")
assert.NoError(t, err)
// Write some rows. We want enough rows to force a temp file (>16MB).
assert.NoError(t, streamWriter.SetRow("A1", []interface{}{"A", "B", "C"}))
row := []interface{}{1, 2, 3}
for r := 2; r < 10000; r++ {
assert.NoError(t, streamWriter.SetRow(fmt.Sprintf("A%d", r), row))
}
// Write a table.
assert.NoError(t, streamWriter.AddTable("A1", "C2", ``))
assert.NoError(t, streamWriter.Flush())
// Verify the table has names.
var table xlsxTable
assert.NoError(t, xml.Unmarshal(file.XLSX["xl/tables/table1.xml"], &table))
assert.Equal(t, "A", table.TableColumns.TableColumn[0].Name)
assert.Equal(t, "B", table.TableColumns.TableColumn[1].Name)
assert.Equal(t, "C", table.TableColumns.TableColumn[2].Name)
}
func TestNewStreamWriter(t *testing.T) {
// Test error exceptions
file := NewFile()
_, err := file.NewStreamWriter("Sheet1")
assert.NoError(t, err)
_, err = file.NewStreamWriter("SheetN")
assert.EqualError(t, err, "sheet SheetN is not exist")
}
func TestSetRow(t *testing.T) {
// Test error exceptions
file := NewFile()
streamWriter, err := file.NewStreamWriter("Sheet1")
assert.NoError(t, err)
assert.EqualError(t, streamWriter.SetRow("A", []interface{}{}), `cannot convert cell "A" to coordinates: invalid cell name "A"`)
}
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