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Add charset related tests and functionality
New unit tests have been introduced for WithPartCharset and SetCharset methods in part_test.go. Also, a GetCharset method has been implemented in part.go. These modifications ensure the robustness of charset handling within the application.
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2 changed files with 61 additions and 0 deletions
5
part.go
5
part.go
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@ -31,6 +31,11 @@ func (p *Part) GetContent() ([]byte, error) {
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return b.Bytes(), nil
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}
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// GetCharset returns the currently set Charset of the Part
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func (p *Part) GetCharset() Charset {
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return p.cset
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}
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// GetContentType returns the currently set ContentType of the Part
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func (p *Part) GetContentType() ContentType {
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return p.ctype
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56
part_test.go
56
part_test.go
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@ -45,6 +45,33 @@ func TestPartEncoding(t *testing.T) {
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}
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}
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// TestWithPartCharset tests the WithPartCharset method
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func TestWithPartCharset(t *testing.T) {
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tests := []struct {
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name string
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cs Charset
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want string
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}{
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{"Part charset: UTF-8", CharsetUTF8, "UTF-8"},
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{"Part charset: ISO-8859-1", CharsetISO88591, "ISO-8859-1"},
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{"Part charset: empty", "", ""},
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}
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for _, tt := range tests {
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m := NewMsg()
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t.Run(tt.name, func(t *testing.T) {
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part := m.newPart(TypeTextPlain, WithPartCharset(tt.cs), nil)
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if part == nil {
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t.Errorf("newPart() WithPartCharset() failed: no part returned")
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return
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}
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if part.cset.String() != tt.want {
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t.Errorf("newPart() WithPartCharset() failed: expected charset: %s, got: %s",
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tt.want, part.cset.String())
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}
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})
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}
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}
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// TestPart_WithPartContentDescription tests the WithPartContentDescription method
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func TestPart_WithPartContentDescription(t *testing.T) {
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tests := []struct {
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@ -320,3 +347,32 @@ func getPartList(m *Msg) ([]*Part, error) {
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}
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return pl, nil
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}
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// TestPart_SetCharset tests Part.SetCharset method
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func TestPart_SetCharset(t *testing.T) {
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tests := []struct {
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name string
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cs Charset
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want string
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}{
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{"Charset: UTF-8", CharsetUTF8, "UTF-8"},
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{"Charset: ISO-8859-1", CharsetISO88591, "ISO-8859-1"},
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{"Charset: empty", "", ""},
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}
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for _, tt := range tests {
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t.Run(tt.name, func(t *testing.T) {
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m := NewMsg()
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m.SetBodyString(TypeTextPlain, "This is a test with ümläutß")
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pl, err := getPartList(m)
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if err != nil {
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t.Errorf("failed: %s", err)
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return
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}
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pl[0].SetCharset(tt.cs)
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cs := pl[0].GetCharset()
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if string(cs) != tt.want {
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t.Errorf("SetCharset failed. Got: %s, expected: %s", string(cs), tt.want)
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}
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})
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}
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}
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