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stream_test.go
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package xlsx
import (
"bytes"
"fmt"
"io"
"strings"
"testing"
qt "github.com/frankban/quicktest"
)
const (
TestsShouldMakeRealFiles = false
)
func TestTestsShouldMakeRealFilesShouldBeFalse(t *testing.T) {
if TestsShouldMakeRealFiles {
t.Fatal("TestsShouldMakeRealFiles should only be true for local debugging. Don't forget to switch back before commiting.")
}
}
func TestXlsxStreamWrite(t *testing.T) {
c := qt.New(t)
// When shouldMakeRealFiles is set to true this test will make actual XLSX files in the file system.
// This is useful to ensure files open in Excel, Numbers, Google Docs, etc.
// In case of issues you can use "Open XML SDK 2.5" to diagnose issues in generated XLSX files:
// https://www.microsoft.com/en-us/download/details.aspx?id=30425
testCases := []struct {
testName string
sheetNames []string
workbookData [][][]string
headerTypes [][]*CellType
expectedError error
}{
{
testName: "One Sheet",
sheetNames: []string{
"Sheet1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
},
headerTypes: [][]*CellType{
{nil, CellTypeString.Ptr(), nil, CellTypeString.Ptr()},
},
},
{
testName: "One Column",
sheetNames: []string{
"Sheet1",
},
workbookData: [][][]string{
{
{"Token"},
{"123"},
},
},
},
{
testName: "Several Sheets, with different numbers of columns and rows",
sheetNames: []string{
"Sheet 1", "Sheet 2", "Sheet3",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{
{"Token", "Name", "Price", "SKU", "Stock"},
{"456", "Salsa", "200", "0346", "1"},
{"789", "Burritos", "400", "754", "3"},
},
{
{"Token", "Name", "Price"},
{"9853", "Guacamole", "500"},
{"2357", "Margarita", "700"},
},
},
},
{
testName: "Two Sheets with same the name",
sheetNames: []string{
"Sheet 1", "Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{
{"Token", "Name", "Price", "SKU", "Stock"},
{"456", "Salsa", "200", "0346", "1"},
{"789", "Burritos", "400", "754", "3"},
},
},
expectedError: fmt.Errorf("duplicate sheet name '%s'.", "Sheet 1"),
},
{
testName: "One Sheet Registered, tries to write to two",
sheetNames: []string{
"Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{
{"Token", "Name", "Price", "SKU"},
{"456", "Salsa", "200", "0346"},
},
},
expectedError: AlreadyOnLastSheetError,
},
{
testName: "One Sheet, too many columns in row 1",
sheetNames: []string{
"Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123", "asdf"},
},
},
expectedError: WrongNumberOfRowsError,
},
{
testName: "One Sheet, too few columns in row 1",
sheetNames: []string{
"Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300"},
},
},
expectedError: WrongNumberOfRowsError,
},
{
testName: "Lots of Sheets, only writes rows to one, only writes headers to one, should not error and should still create a valid file",
sheetNames: []string{
"Sheet 1", "Sheet 2", "Sheet 3", "Sheet 4", "Sheet 5", "Sheet 6",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{{}},
{{"Id", "Unit Cost"}},
{{}},
{{}},
{{}},
},
},
{
testName: "Two Sheets, only writes to one, should not error and should still create a valid file",
sheetNames: []string{
"Sheet 1", "Sheet 2",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{{}},
},
},
{
testName: "Larger Sheet",
sheetNames: []string{
"Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
},
},
},
{
testName: "UTF-8 Characters. This XLSX File loads correctly with Excel, Numbers, and Google Docs. It also passes Microsoft's Office File Format Validator.",
sheetNames: []string{
"Sheet1",
},
workbookData: [][][]string{
{
// String courtesy of https://github.com/minimaxir/big-list-of-naughty-strings/
// Header row contains the tags that I am filtering on
{"Token", endSheetDataTag, "Price", fmt.Sprintf(dimensionTag, "A1:D1")},
// Japanese and emojis
{"123", "パーティーへ行かないか", "300", "🍕🐵 🙈 🙉 🙊"},
// XML encoder/parser test strings
{"123", `<?xml version="1.0" encoding="ISO-8859-1"?>`, "300", `<?xml version="1.0" encoding="ISO-8859-1"?><!DOCTYPE foo [ <!ELEMENT foo ANY ><!ENTITY xxe SYSTEM "file:///etc/passwd" >]><foo>&xxe;</foo>`},
// Upside down text and Right to Left Arabic text
{"123", `˙ɐnbᴉlɐ ɐuƃɐɯ ǝɹolop ʇǝ ǝɹoqɐl ʇn ʇunpᴉpᴉɔuᴉ ɹodɯǝʇ poɯsnᴉǝ op pǝs 'ʇᴉlǝ ƃuᴉɔsᴉdᴉpɐ ɹnʇǝʇɔǝsuoɔ 'ʇǝɯɐ ʇᴉs ɹolop ɯnsdᴉ ɯǝɹo˥
00˙Ɩ$-`, "300", `ﷺ`},
{"123", "Taco", "300", "0000000123"},
},
},
},
}
for i, testCase := range testCases {
csRunO(c, testCase.testName, func(c *qt.C, option FileOption) {
var filePath string
var buffer bytes.Buffer
if TestsShouldMakeRealFiles {
filePath = fmt.Sprintf("Workbook%d.xlsx", i)
}
err := writeStreamFile(filePath, &buffer, testCase.sheetNames, testCase.workbookData, testCase.headerTypes, TestsShouldMakeRealFiles, option)
if testCase.expectedError != nil {
c.Assert(err, qt.Not(qt.IsNil))
c.Assert(err.Error(), qt.Equals, testCase.expectedError.Error())
return
}
c.Assert(err, qt.Equals, nil)
// read the file back with the xlsx package
var bufReader *bytes.Reader
var size int64
if !TestsShouldMakeRealFiles {
bufReader = bytes.NewReader(buffer.Bytes())
size = bufReader.Size()
}
actualSheetNames, actualWorkbookData, _ := readXLSXFile(t, filePath, bufReader, size, TestsShouldMakeRealFiles, option)
// check if data was able to be read correctly
c.Assert(actualSheetNames, qt.DeepEquals, testCase.sheetNames)
c.Assert(actualWorkbookData, qt.DeepEquals, testCase.workbookData)
})
}
}
func TestXlsxStreamWriteWithDefaultCellType(t *testing.T) {
// When shouldMakeRealFiles is set to true this test will make actual XLSX files in the file system.
// This is useful to ensure files open in Excel, Numbers, Google Docs, etc.
// In case of issues you can use "Open XML SDK 2.5" to diagnose issues in generated XLSX files:
// https://www.microsoft.com/en-us/download/details.aspx?id=30425
c := qt.New(t)
testCases := []struct {
testName string
sheetNames []string
workbookData [][][]string
expectedWorkbookData [][][]string
headerTypes [][]*StreamingCellMetadata
expectedError error
}{
{
testName: "One Sheet",
sheetNames: []string{
"Sheet1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300.0", "0000000123"},
{"123", "Taco", "string", "0000000123"},
},
},
expectedWorkbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300.00", "0000000123"},
{"123", "Taco", "string", "0000000123"},
},
},
headerTypes: [][]*StreamingCellMetadata{
{DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultDecimalStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr()},
},
},
{
testName: "One Column",
sheetNames: []string{
"Sheet1",
},
workbookData: [][][]string{
{
{"Token"},
{"1234"},
},
},
expectedWorkbookData: [][][]string{
{
{"Token"},
{"1234.00"},
},
},
headerTypes: [][]*StreamingCellMetadata{
{DefaultDecimalStreamingCellMetadata.Ptr()},
},
},
{
testName: "Several Sheets, with different numbers of columns and rows",
sheetNames: []string{
"Sheet 1", "Sheet 2", "Sheet3",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{
{"Token", "Name", "Price", "SKU", "Stock"},
{"456", "Salsa", "200", "0346", "1"},
{"789", "Burritos", "400", "754", "3"},
},
{
{"Token", "Name", "Price"},
{"9853", "Guacamole", "500"},
{"2357", "Margarita", "700"},
},
},
expectedWorkbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300.00", "0000000123"},
},
{
{"Token", "Name", "Price", "SKU", "Stock"},
{"456", "Salsa", "200.00", "0346", "1"},
{"789", "Burritos", "400.00", "754", "3"},
},
{
{"Token", "Name", "Price"},
{"9853", "Guacamole", "500"},
{"2357", "Margarita", "700"},
},
},
headerTypes: [][]*StreamingCellMetadata{
{DefaultIntegerStreamingCellMetadata.Ptr(), nil, DefaultDecimalStreamingCellMetadata.Ptr(), nil},
{DefaultIntegerStreamingCellMetadata.Ptr(), nil, DefaultDecimalStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultIntegerStreamingCellMetadata.Ptr()},
{nil, nil, nil},
},
},
{
testName: "Two Sheets with the same name",
sheetNames: []string{
"Sheet 1", "Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{
{"Token", "Name", "Price", "SKU", "Stock"},
{"456", "Salsa", "200", "0346", "1"},
{"789", "Burritos", "400", "754", "3"},
},
},
expectedError: fmt.Errorf("duplicate sheet name '%s'.", "Sheet 1"),
},
{
testName: "One Sheet Registered, tries to write to two",
sheetNames: []string{
"Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{
{"Token", "Name", "Price", "SKU"},
{"456", "Salsa", "200", "0346"},
},
},
expectedError: AlreadyOnLastSheetError,
},
{
testName: "One Sheet, too many columns in row 1",
sheetNames: []string{
"Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123", "asdf"},
},
},
expectedError: WrongNumberOfRowsError,
},
{
testName: "One Sheet, too few columns in row 1",
sheetNames: []string{
"Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300"},
},
},
expectedError: WrongNumberOfRowsError,
},
{
testName: "Lots of Sheets, only writes rows to one, only writes headers to one, should not error and should still create a valid file",
sheetNames: []string{
"Sheet 1", "Sheet 2", "Sheet 3", "Sheet 4", "Sheet 5", "Sheet 6",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{{}},
{{"Id", "Unit Cost"}},
{{}},
{{}},
{{}},
},
headerTypes: [][]*StreamingCellMetadata{
{DefaultIntegerStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultIntegerStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr()},
{nil},
{nil, nil},
{nil},
{nil},
{nil},
},
expectedWorkbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{{}},
{{"Id", "Unit Cost"}},
{{}},
{{}},
{{}},
},
},
{
testName: "Two Sheets, only writes to one, should not error and should still create a valid file",
sheetNames: []string{
"Sheet 1", "Sheet 2",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{{}},
},
expectedWorkbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123"},
},
{{}},
},
headerTypes: [][]*StreamingCellMetadata{
{DefaultDateStreamingCellMetadata.Ptr(), DefaultDateStreamingCellMetadata.Ptr(), DefaultDateStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr()},
{nil},
},
},
{
testName: "Larger Sheet",
sheetNames: []string{
"Sheet 1",
},
workbookData: [][][]string{
{
{"Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU", "Token", "Name", "Price", "SKU"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
{"123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123", "123", "Taco", "300", "0000000123"},
{"456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346", "456", "Salsa", "200", "0346"},
{"789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754", "789", "Burritos", "400", "754"},
},
},
headerTypes: [][]*StreamingCellMetadata{
{DefaultIntegerStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultIntegerStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr()},
},
},
{
testName: "UTF-8 Characters. This XLSX File loads correctly with Excel, Numbers, and Google Docs. It also passes Microsoft's Office File Format Validator.",
sheetNames: []string{
"Sheet1",
},
workbookData: [][][]string{
{
// String courtesy of https://github.com/minimaxir/big-list-of-naughty-strings/
// Header row contains the tags that I am filtering on
{"Token", endSheetDataTag, "Price", fmt.Sprintf(dimensionTag, "A1:D1")},
// Japanese and emojis
{"123", "パーティーへ行かないか", "300", "🍕🐵 🙈 🙉 🙊"},
// XML encoder/parser test strings
{"123", `<?xml version="1.0" encoding="ISO-8859-1"?>`, "300", `<?xml version="1.0" encoding="ISO-8859-1"?><!DOCTYPE foo [ <!ELEMENT foo ANY ><!ENTITY xxe SYSTEM "file:///etc/passwd" >]><foo>&xxe;</foo>`},
// Upside down text and Right to Left Arabic text
{"123", `˙ɐnbᴉlɐ ɐuƃɐɯ ǝɹolop ʇǝ ǝɹoqɐl ʇn ʇunpᴉpᴉɔuᴉ ɹodɯǝʇ poɯsnᴉǝ op pǝs 'ʇᴉlǝ ƃuᴉɔsᴉdᴉpɐ ɹnʇǝʇɔǝsuoɔ 'ʇǝɯɐ ʇᴉs ɹolop ɯnsdᴉ ɯǝɹo˥
00˙Ɩ$-`, "300", `ﷺ`},
{"123", "Taco", "300", "0000000123"},
},
},
headerTypes: [][]*StreamingCellMetadata{
{DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr(), DefaultStringStreamingCellMetadata.Ptr()},
},
},
}
for i, testCase := range testCases {
csRunO(c, testCase.testName, func(c *qt.C, option FileOption) {
var filePath string
var buffer bytes.Buffer
if TestsShouldMakeRealFiles {
filePath = fmt.Sprintf("WorkbookTyped%d.xlsx", i)
}
err := writeStreamFileWithDefaultMetadata(filePath, &buffer, testCase.sheetNames, testCase.workbookData, testCase.headerTypes, TestsShouldMakeRealFiles, option)
switch {
case err == nil && testCase.expectedError != nil:
c.Fatalf("Expected an error, but nil was returned\n")
case err != nil && testCase.expectedError == nil:
c.Fatalf("Unexpected error: %q", err.Error())
case err != testCase.expectedError && err.Error() != testCase.expectedError.Error():
c.Fatalf("Error differs from expected error. Error: %v, Expected Error: %v ", err, testCase.expectedError)
case err != nil:
// We got an error we expected
return
}
// read the file back with the xlsx package
var bufReader *bytes.Reader
var size int64
if !TestsShouldMakeRealFiles {
bufReader = bytes.NewReader(buffer.Bytes())
size = bufReader.Size()
}
actualSheetNames, actualWorkbookData, workbookCellTypes := readXLSXFile(t, filePath, bufReader, size, TestsShouldMakeRealFiles, option)
verifyCellTypesInColumnMatchHeaderType(t, workbookCellTypes, testCase.headerTypes, testCase.workbookData)
// check if data was able to be read correctly
c.Assert(actualSheetNames, qt.DeepEquals, testCase.sheetNames)
if testCase.expectedWorkbookData == nil {
testCase.expectedWorkbookData = testCase.workbookData
}
c.Assert(actualWorkbookData, qt.DeepEquals, testCase.expectedWorkbookData)
})
}
}
// Ensures that the cell type of all cells in each column across all sheets matches the provided header types
// in each corresponding sheet
func verifyCellTypesInColumnMatchHeaderType(t *testing.T, workbookCellTypes [][][]CellType, headerMetadata [][]*StreamingCellMetadata, workbookData [][][]string) {
numSheets := len(workbookCellTypes)
numHeaders := len(headerMetadata)
if numSheets != numHeaders {
t.Fatalf("Number of sheets in workbook: %d not equal to number of sheet headers: %d", numSheets, numHeaders)
}
for sheetI, headers := range headerMetadata {
var sanitizedHeaders []CellType
for _, header := range headers {
if header == (*StreamingCellMetadata)(nil) || header.cellType == CellTypeString {
sanitizedHeaders = append(sanitizedHeaders, CellTypeInline)
} else {
sanitizedHeaders = append(sanitizedHeaders, header.cellType)
}
}
sheet := workbookCellTypes[sheetI]
// Skip header row
for rowI, row := range sheet[1:] {
if len(row) != len(headers) {
t.Fatalf("Number of cells in row: %d not equal number of headers; %d", len(row), len(headers))
}
for colI, cellType := range row {
headerTypeForCol := sanitizedHeaders[colI]
if cellType != headerTypeForCol.fallbackTo(workbookData[sheetI][rowI+1][colI], CellTypeInline) {
t.Fatalf("Cell type %d in row: %d and col: %d does not match header type: %d for this col in sheet: %d",
cellType, rowI, colI, headerTypeForCol, sheetI)
}
}
}
}
}
// The purpose of TestStreamXlsxStyle is to ensure that initMaxStyleId
// has the correct starting value and that the logic in AddSheet()
// that predicts Style IDs is correct.
func TestStreamXlsxStyle(t *testing.T) {
c := qt.New(t)
csRunO(c, "Behavior", func(c *qt.C, option FileOption) {
file := NewFile(option)
sheet, err := file.AddSheet("Sheet 1")
if err != nil {
t.Fatal(err)
}
row := sheet.AddRow()
rowData := []string{"testing", "1", "2", "3"}
if count := row.WriteSlice(&rowData, -1); count != len(rowData) {
t.Fatal("not enough cells written")
}
parts, err := file.MarshallParts()
styleSheet, ok := parts["xl/styles.xml"]
if !ok {
t.Fatal("no style sheet")
}
// Created an XLSX file with only the default style.
// This means the library adds a style by default, but no others are created
if !strings.Contains(styleSheet, fmt.Sprintf(`<cellXfs count="%d">`, initMaxStyleId)) {
t.Fatal("Expected sheet to have one style")
}
file = NewFile(option)
sheet, err = file.AddSheet("Sheet 1")
if err != nil {
t.Fatal(err)
}
row = sheet.AddRow()
rowData = []string{"testing", "1", "2", "3", "4"}
if count := row.WriteSlice(&rowData, -1); count != len(rowData) {
t.Fatal("not enough cells written")
}
sheet.SetType(0, 4, CellTypeString)
sheet.SetType(3, 3, CellTypeNumeric)
parts, err = file.MarshallParts()
styleSheet, ok = parts["xl/styles.xml"]
if !ok {
t.Fatal("no style sheet")
}
// Created an XLSX file with two distinct cell types, which
// should create two new styles. The same cell type was added
// three times, this should be coalesced into the same style
// rather than recreating the style. This XLSX stream library
// depends on this behaviour when predicting the next style
// id.
if !strings.Contains(styleSheet, fmt.Sprintf(`<cellXfs count="%d">`, initMaxStyleId+2)) {
t.Fatal("Expected sheet to have four styles")
}
})
}
// writeStreamFile will write the file using this stream package
func writeStreamFile(filePath string, fileBuffer io.Writer, sheetNames []string, workbookData [][][]string, headerTypes [][]*CellType, shouldMakeRealFiles bool, options ...FileOption) error {
var file *StreamFileBuilder
var err error
if shouldMakeRealFiles {
file, err = NewStreamFileBuilderForPath(filePath, options...)
if err != nil {
return err
}
} else {
file = NewStreamFileBuilder(fileBuffer, options...)
}
for i, sheetName := range sheetNames {
var sheetHeaderTypes []*CellType
if i < len(headerTypes) {
sheetHeaderTypes = headerTypes[i]
}
err := file.AddSheet(sheetName, sheetHeaderTypes)
if err != nil {
return err
}
}
streamFile, err := file.Build()
if err != nil {
return err
}
for i, sheetData := range workbookData {
if i != 0 {
err = streamFile.NextSheet()
if err != nil {
return err
}
}
for _, row := range sheetData {
err = streamFile.Write(row)
if err != nil {
return err
}
}
}
err = streamFile.Close()
if err != nil {
return err
}
return nil
}
// writeStreamFileWithDefaultMetadata is the same thing as writeStreamFile but with headerMetadata instead of headerTypes
func writeStreamFileWithDefaultMetadata(filePath string, fileBuffer io.Writer, sheetNames []string, workbookData [][][]string, headerMetadata [][]*StreamingCellMetadata, shouldMakeRealFiles bool, options ...FileOption) error {
var file *StreamFileBuilder
var err error
if shouldMakeRealFiles {
file, err = NewStreamFileBuilderForPath(filePath, options...)
if err != nil {
return err
}
} else {
file = NewStreamFileBuilder(fileBuffer, options...)
}
for i, sheetName := range sheetNames {
var sheetHeaderTypes []*StreamingCellMetadata
if i < len(headerMetadata) {
sheetHeaderTypes = headerMetadata[i]
}
err := file.AddSheetWithDefaultColumnMetadata(sheetName, sheetHeaderTypes)
if err != nil {
return err
}
}
streamFile, err := file.Build()
if err != nil {
return err
}
for i, sheetData := range workbookData {
if i != 0 {
err = streamFile.NextSheet()
if err != nil {
return err
}
}
for _, row := range sheetData {
err = streamFile.WriteWithColumnDefaultMetadata(row)
if err != nil {
return err
}
}
}
err = streamFile.Close()
if err != nil {
return err
}
return nil
}
// readXLSXFile will read the file using the xlsx package.
func readXLSXFile(t *testing.T, filePath string, fileBuffer io.ReaderAt, size int64, shouldMakeRealFiles bool, options ...FileOption) ([]string, [][][]string, [][][]CellType) {
var readFile *File
var err error
if shouldMakeRealFiles {
readFile, err = OpenFile(filePath, options...)
if err != nil {
t.Fatal(err)
}
} else {
readFile, err = OpenReaderAt(fileBuffer, size, options...)
if err != nil {
t.Fatal(err)
}
}
var actualWorkbookData [][][]string
var workbookCellTypes [][][]CellType
var sheetNames []string
for _, sheet := range readFile.Sheets {
sheetData := [][]string{}
sheetCellTypes := [][]CellType{}
err := sheet.ForEachRow(func(row *Row) error {
data := []string{}
cellTypes := []CellType{}
err := row.ForEachCell(func(cell *Cell) error {
str, err := cell.FormattedValue()
if err != nil {
return err
}
data = append(data, str)
cellTypes = append(cellTypes, cell.Type())
return nil
})
if err != nil {
return err
}
sheetData = append(sheetData, data)
sheetCellTypes = append(sheetCellTypes, cellTypes)
return nil
})
if err != nil {
t.Fatal(err)
}
sheetNames = append(sheetNames, sheet.Name)
actualWorkbookData = append(actualWorkbookData, sheetData)
workbookCellTypes = append(workbookCellTypes, sheetCellTypes)
}
return sheetNames, actualWorkbookData, workbookCellTypes
}
func checkForAutoFilterTag(filePath string, fileBuffer io.ReaderAt, size int64, shouldMakeRealFiles bool, options ...FileOption) (bool, error) {
var readFile *File
var err error
if shouldMakeRealFiles {
readFile, err = OpenFile(filePath, options...)
if err != nil {
return false, err
}
} else {
readFile, err = OpenReaderAt(fileBuffer, size, options...)
if err != nil {
return false, err
}
}
for _, sheet := range readFile.Sheets {
if sheet.AutoFilter == nil {
return false, nil
}
}
return true, nil
}
func TestAddAutoFilters(t *testing.T) {
c := qt.New(t)
csRunO(c, "AddAutoFilters", func(c *qt.C, option FileOption) {
sheetNames := []string{
"Sheet1",
}
workbookData := [][][]string{
{
{"Filter 1", "Filter 2"},
{"123", "125"},
{"123", "125"},
{"123", "125"},
{"125", "123"},
{"125", "123"},
{"125", "123"},
},
}
var headerTypes [][]*CellType
var file *StreamFileBuilder
var err error
filePath := "Workbook_autoFilters.xlsx"
buffer := bytes.NewBuffer(nil)
if TestsShouldMakeRealFiles {
file, err = NewStreamFileBuilderForPath(filePath, option)
if err != nil {
c.Fatal(err)
}
} else {
file = NewStreamFileBuilder(buffer, option)
}
for i, sheetName := range sheetNames {
var sheetHeaderTypes []*CellType
if i < len(headerTypes) {
sheetHeaderTypes = headerTypes[i]
}
err := file.AddSheetWithAutoFilters(sheetName, sheetHeaderTypes)
if err != nil {
c.Fatal(err)
}
}
streamFile, err := file.Build()
if err != nil {
c.Fatal(err)
}
for i, sheetData := range workbookData {
if i != 0 {
err = streamFile.NextSheet()
if err != nil {
c.Fatal(err)
}
}
for _, row := range sheetData {
err = streamFile.Write(row)
if err != nil {
c.Fatal(err)
}
}
}
err = streamFile.Close()
if err != nil {
c.Fatal(err)
}
// read the file back with the xlsx package
var bufReader *bytes.Reader
var size int64
if !TestsShouldMakeRealFiles {
bufReader = bytes.NewReader(buffer.Bytes())
size = bufReader.Size()
}
actualSheetNames, actualWorkbookData, _ := readXLSXFile(t, filePath, bufReader, size, TestsShouldMakeRealFiles, option)
// check if data was able to be read correctly
c.Assert(actualSheetNames, qt.DeepEquals, sheetNames)
c.Assert(actualWorkbookData, qt.DeepEquals, workbookData)
result, err := checkForAutoFilterTag(filePath, bufReader, size, TestsShouldMakeRealFiles, option)
if err != nil {
c.Fatal(err)
}
if result == false {
c.Fatal("No autoFilter added")
}
})
}
func TestBuildFileBulderErrors(t *testing.T) {
c := qt.New(t)
csRunO(c, "AddSheetErrorsAfterBuild", func(c *qt.C, option FileOption) {
file := NewStreamFileBuilder(bytes.NewBuffer(nil), option)
err := file.AddSheet("Sheet1", nil)
c.Assert(err, qt.Equals, nil)
err = file.AddSheet("Sheet2", nil)
c.Assert(err, qt.Equals, nil)
_, err = file.Build()
c.Assert(err, qt.Equals, nil)
err = file.AddSheet("Sheet3", nil)
c.Assert(err, qt.Equals, BuiltStreamFileBuilderError)
})
csRunO(c, "BuildErrorsAfterBuild", func(c *qt.C, option FileOption) {
file := NewStreamFileBuilder(bytes.NewBuffer(nil), option)
err := file.AddSheet("Sheet1", nil)
c.Assert(err, qt.Equals, nil)
err = file.AddSheet("Sheet2", nil)
c.Assert(err, qt.Equals, nil)
_, err = file.Build()
c.Assert(err, qt.Equals, nil)
_, err = file.Build()
c.Assert(err, qt.Equals, BuiltStreamFileBuilderError)
})
}
func TestClose(t *testing.T) {
c := qt.New(t)
csRunO(c, "WithNothingWrittenToSheets", func(c *qt.C, option FileOption) {
buffer := bytes.NewBuffer(nil)
file := NewStreamFileBuilder(buffer, option)
sheetNames := []string{"Sheet1", "Sheet2"}
expectedWorkbookData := [][][]string{{}, {}}
err := file.AddSheet(sheetNames[0], nil)
c.Assert(err, qt.Equals, nil)
err = file.AddSheet(sheetNames[1], nil)
c.Assert(err, qt.Equals, nil)
stream, err := file.Build()
c.Assert(err, qt.Equals, nil)
err = stream.Close()
c.Assert(err, qt.Equals, nil)
bufReader := bytes.NewReader(buffer.Bytes())
size := bufReader.Size()
actualSheetNames, actualWorkbookData, _ := readXLSXFile(t, "", bufReader, size, false, option)