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picture_test.go
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picture_test.go
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package excelize
import (
_ "image/gif"
_ "image/jpeg"
_ "image/png"
_ "golang.org/x/image/tiff"
"fmt"
"io/ioutil"
"os"
"path/filepath"
"strings"
"testing"
"github.com/stretchr/testify/assert"
)
func BenchmarkAddPictureFromBytes(b *testing.B) {
f := NewFile()
imgFile, err := ioutil.ReadFile(filepath.Join("test", "images", "excel.png"))
if err != nil {
b.Error("unable to load image for benchmark")
}
b.ResetTimer()
for i := 1; i <= b.N; i++ {
if err := f.AddPictureFromBytes("Sheet1", fmt.Sprint("A", i), "", "excel", ".png", imgFile); err != nil {
b.Error(err)
}
}
}
func TestAddPicture(t *testing.T) {
f, err := OpenFile(filepath.Join("test", "Book1.xlsx"))
if !assert.NoError(t, err) {
t.FailNow()
}
// Test add picture to worksheet with offset and location hyperlink.
assert.NoError(t, f.AddPicture("Sheet2", "I9", filepath.Join("test", "images", "excel.jpg"),
`{"x_offset": 140, "y_offset": 120, "hyperlink": "#Sheet2!D8", "hyperlink_type": "Location"}`))
// Test add picture to worksheet with offset, external hyperlink and positioning.
assert.NoError(t, f.AddPicture("Sheet1", "F21", filepath.Join("test", "images", "excel.jpg"),
`{"x_offset": 10, "y_offset": 10, "hyperlink": "https://github.com/360EntSecGroup-Skylar/excelize", "hyperlink_type": "External", "positioning": "oneCell"}`))
file, err := ioutil.ReadFile(filepath.Join("test", "images", "excel.png"))
assert.NoError(t, err)
// Test add picture to worksheet with autofit.
assert.NoError(t, f.AddPicture("Sheet1", "A30", filepath.Join("test", "images", "excel.jpg"), `{"autofit": true}`))
assert.NoError(t, f.AddPicture("Sheet1", "B30", filepath.Join("test", "images", "excel.jpg"), `{"x_offset": 10, "y_offset": 10, "autofit": true}`))
f.NewSheet("AddPicture")
assert.NoError(t, f.SetRowHeight("AddPicture", 10, 30))
assert.NoError(t, f.MergeCell("AddPicture", "B3", "D9"))
assert.NoError(t, f.AddPicture("AddPicture", "C6", filepath.Join("test", "images", "excel.jpg"), `{"autofit": true}`))
assert.NoError(t, f.AddPicture("AddPicture", "A1", filepath.Join("test", "images", "excel.jpg"), `{"autofit": true}`))
// Test add picture to worksheet from bytes.
assert.NoError(t, f.AddPictureFromBytes("Sheet1", "Q1", "", "Excel Logo", ".png", file))
// Test add picture to worksheet from bytes with illegal cell coordinates.
assert.EqualError(t, f.AddPictureFromBytes("Sheet1", "A", "", "Excel Logo", ".png", file), `cannot convert cell "A" to coordinates: invalid cell name "A"`)
assert.NoError(t, f.AddPicture("Sheet1", "Q8", filepath.Join("test", "images", "excel.gif"), ""))
assert.NoError(t, f.AddPicture("Sheet1", "Q15", filepath.Join("test", "images", "excel.jpg"), ""))
assert.NoError(t, f.AddPicture("Sheet1", "Q22", filepath.Join("test", "images", "excel.tif"), ""))
// Test write file to given path.
assert.NoError(t, f.SaveAs(filepath.Join("test", "TestAddPicture.xlsx")))
}
func TestAddPictureErrors(t *testing.T) {
xlsx, err := OpenFile(filepath.Join("test", "Book1.xlsx"))
assert.NoError(t, err)
// Test add picture to worksheet with invalid file path.
err = xlsx.AddPicture("Sheet1", "G21", filepath.Join("test", "not_exists_dir", "not_exists.icon"), "")
if assert.Error(t, err) {
assert.True(t, os.IsNotExist(err), "Expected os.IsNotExist(err) == true")
}
// Test add picture to worksheet with unsupport file type.
err = xlsx.AddPicture("Sheet1", "G21", filepath.Join("test", "Book1.xlsx"), "")
assert.EqualError(t, err, "unsupported image extension")
err = xlsx.AddPictureFromBytes("Sheet1", "G21", "", "Excel Logo", "jpg", make([]byte, 1))
assert.EqualError(t, err, "unsupported image extension")
// Test add picture to worksheet with invalid file data.
err = xlsx.AddPictureFromBytes("Sheet1", "G21", "", "Excel Logo", ".jpg", make([]byte, 1))
assert.EqualError(t, err, "image: unknown format")
}
func TestGetPicture(t *testing.T) {
f, err := prepareTestBook1()
if !assert.NoError(t, err) {
t.FailNow()
}
file, raw, err := f.GetPicture("Sheet1", "F21")
assert.NoError(t, err)
if !assert.NotEmpty(t, filepath.Join("test", file)) || !assert.NotEmpty(t, raw) ||
!assert.NoError(t, ioutil.WriteFile(filepath.Join("test", file), raw, 0644)) {
t.FailNow()
}
// Try to get picture from a worksheet with illegal cell coordinates.
_, _, err = f.GetPicture("Sheet1", "A")
assert.EqualError(t, err, `cannot convert cell "A" to coordinates: invalid cell name "A"`)
// Try to get picture from a worksheet that doesn't contain any images.
file, raw, err = f.GetPicture("Sheet3", "I9")
assert.EqualError(t, err, "sheet Sheet3 is not exist")
assert.Empty(t, file)
assert.Empty(t, raw)
// Try to get picture from a cell that doesn't contain an image.
file, raw, err = f.GetPicture("Sheet2", "A2")
assert.NoError(t, err)
assert.Empty(t, file)
assert.Empty(t, raw)
f.getDrawingRelationships("xl/worksheets/_rels/sheet1.xml.rels", "rId8")
f.getDrawingRelationships("", "")
f.getSheetRelationshipsTargetByID("", "")
f.deleteSheetRelationships("", "")
// Try to get picture from a local storage file.
assert.NoError(t, f.SaveAs(filepath.Join("test", "TestGetPicture.xlsx")))
f, err = OpenFile(filepath.Join("test", "TestGetPicture.xlsx"))
assert.NoError(t, err)
file, raw, err = f.GetPicture("Sheet1", "F21")
assert.NoError(t, err)
if !assert.NotEmpty(t, filepath.Join("test", file)) || !assert.NotEmpty(t, raw) ||
!assert.NoError(t, ioutil.WriteFile(filepath.Join("test", file), raw, 0644)) {
t.FailNow()
}
// Try to get picture from a local storage file that doesn't contain an image.
file, raw, err = f.GetPicture("Sheet1", "F22")
assert.NoError(t, err)
assert.Empty(t, file)
assert.Empty(t, raw)
// Test get picture from none drawing worksheet.
f = NewFile()
file, raw, err = f.GetPicture("Sheet1", "F22")
assert.NoError(t, err)
assert.Empty(t, file)
assert.Empty(t, raw)
f, err = prepareTestBook1()
assert.NoError(t, err)
f.XLSX["xl/drawings/drawing1.xml"] = MacintoshCyrillicCharset
_, _, err = f.getPicture(20, 5, "xl/drawings/drawing1.xml", "xl/drawings/_rels/drawing2.xml.rels")
assert.EqualError(t, err, "xml decode error: XML syntax error on line 1: invalid UTF-8")
}
func TestAddDrawingPicture(t *testing.T) {
// testing addDrawingPicture with illegal cell coordinates.
f := NewFile()
assert.EqualError(t, f.addDrawingPicture("sheet1", "", "A", "", 0, 0, 0, 0, nil), `cannot convert cell "A" to coordinates: invalid cell name "A"`)
}
func TestAddPictureFromBytes(t *testing.T) {
f := NewFile()
imgFile, err := ioutil.ReadFile("logo.png")
assert.NoError(t, err, "Unable to load logo for test")
assert.NoError(t, f.AddPictureFromBytes("Sheet1", fmt.Sprint("A", 1), "", "logo", ".png", imgFile))
assert.NoError(t, f.AddPictureFromBytes("Sheet1", fmt.Sprint("A", 50), "", "logo", ".png", imgFile))
imageCount := 0
for fileName := range f.XLSX {
if strings.Contains(fileName, "media/image") {
imageCount++
}
}
assert.Equal(t, 1, imageCount, "Duplicate image should only be stored once.")
assert.EqualError(t, f.AddPictureFromBytes("SheetN", fmt.Sprint("A", 1), "", "logo", ".png", imgFile), "sheet SheetN is not exist")
}
func TestDeletePicture(t *testing.T) {
f, err := OpenFile(filepath.Join("test", "Book1.xlsx"))
assert.NoError(t, err)
assert.NoError(t, f.DeletePicture("Sheet1", "A1"))
assert.NoError(t, f.AddPicture("Sheet1", "P1", filepath.Join("test", "images", "excel.jpg"), ""))
assert.NoError(t, f.DeletePicture("Sheet1", "P1"))
assert.NoError(t, f.SaveAs(filepath.Join("test", "TestDeletePicture.xlsx")))
// Test delete picture on not exists worksheet.
assert.EqualError(t, f.DeletePicture("SheetN", "A1"), "sheet SheetN is not exist")
// Test delete picture with invalid coordinates.
assert.EqualError(t, f.DeletePicture("Sheet1", ""), `cannot convert cell "" to coordinates: invalid cell name ""`)
// Test delete picture on no chart worksheet.
assert.NoError(t, NewFile().DeletePicture("Sheet1", "A1"))
}
func TestDrawingResize(t *testing.T) {
f := NewFile()
// Test calculate drawing resize on not exists worksheet.
_, _, _, _, err := f.drawingResize("SheetN", "A1", 1, 1, nil)
assert.EqualError(t, err, "sheet SheetN is not exist")
// Test calculate drawing resize with invalid coordinates.
_, _, _, _, err = f.drawingResize("Sheet1", "", 1, 1, nil)
assert.EqualError(t, err, `cannot convert cell "" to coordinates: invalid cell name ""`)
f.Sheet["xl/worksheets/sheet1.xml"].MergeCells = &xlsxMergeCells{Cells: []*xlsxMergeCell{{Ref: "A:A"}}}
assert.EqualError(t, f.AddPicture("Sheet1", "A1", filepath.Join("test", "images", "excel.jpg"), `{"autofit": true}`), `cannot convert cell "A" to coordinates: invalid cell name "A"`)
}