54a3dff1c2
- Implement TNEF extraction and recursive parsing in new `tnef_reader.go` and associated tests. - Create tests for TNEF extraction scenarios in `tnef_diag_test.go`, `tnef_diag7_test.go`, and `tnef_diag8_test.go`.
59 lines
1.4 KiB
Go
59 lines
1.4 KiB
Go
package internal
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import (
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"bytes"
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"fmt"
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"io"
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"os"
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"strings"
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"testing"
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"github.com/teamwork/tnef"
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)
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func TestTNEFAttributes(t *testing.T) {
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testFile := `H:\Dev\Gits\EMLy\EML_TNEF.eml`
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if _, err := os.Stat(testFile); os.IsNotExist(err) {
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t.Skip("test EML file not present")
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}
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f, _ := os.Open(testFile)
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defer f.Close()
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outerEmail, _ := Parse(f)
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var innerData []byte
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for _, att := range outerEmail.Attachments {
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if strings.Contains(strings.ToLower(att.Filename), "postacert.eml") {
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innerData, _ = io.ReadAll(att.Data)
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break
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}
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}
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innerEmail, _ := Parse(bytes.NewReader(innerData))
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for _, att := range innerEmail.Attachments {
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data, _ := io.ReadAll(att.Data)
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if strings.ToLower(att.Filename) != "winmail.dat" {
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continue
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}
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decoded, _ := tnef.Decode(data)
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fmt.Printf("MAPI Attributes (%d):\n", len(decoded.Attributes))
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for _, attr := range decoded.Attributes {
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dataPreview := fmt.Sprintf("%d bytes", len(attr.Data))
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if len(attr.Data) < 200 {
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dataPreview = fmt.Sprintf("%q", attr.Data)
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}
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fmt.Printf(" Name=0x%04X Data=%s\n", attr.Name, dataPreview)
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}
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// Check Body/BodyHTML from TNEF data struct fields
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fmt.Printf("\nBody len: %d\n", len(decoded.Body))
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fmt.Printf("BodyHTML len: %d\n", len(decoded.BodyHTML))
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// Check attachment details
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for i, ta := range decoded.Attachments {
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fmt.Printf("Attachment[%d]: title=%q dataLen=%d\n", i, ta.Title, len(ta.Data))
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}
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}
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}
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