@@ -64,24 +64,24 @@ func TestValidISIN(t *testing.T) {
6464func TestInvalidISIN (t * testing.T ) {
6565 _ , err := NewISIN ("123" )
6666 var lerr LenError
67- check .Equal (t , true , errors .As (err , & lerr )).Logf ("got error %T: %v" , err , err )
67+ check .True (t , errors .As (err , & lerr ), "wrong type:" , err ).Logf ("%T" , err )
6868 check .Equal (t , `expected 12 alphanumeric chars, got 3` , lerr .Error ())
6969
7070 _ , err = NewISIN ("12345678901A" )
7171 var cerr CheckDigitError
72- check .Equal (t , true , errors .As (err , & cerr )).Logf ("got error %T: %v" , err , err )
72+ check .True (t , errors .As (err , & cerr ), "wrong type:" , err ).Logf ("%T" , err )
7373 check .Equal (t , `expected digit as last chart, got "A"` , cerr .Error ())
7474
7575 _ , err = NewISIN ("US0378331006" )
76- check .Equal (t , true , errors .As (err , & cerr )).Logf ("got error %T: %v" , err , err )
76+ check .True (t , errors .As (err , & cerr ), "wrong type:" , err ).Logf ("%T" , err )
7777 check .Equal (t , `wrong check digit` , cerr .Error ())
7878 t .Run ("length" , func (t * testing.T ) {
7979 f := func (s string , length int ) {
8080 t .Helper ()
8181
8282 _ , err := NewISIN (s )
8383 var lerr LenError
84- check .Equal (t , true , errors .As (err , & lerr )).Logf ("got error %T: %v" , err , err )
84+ check .True (t , errors .As (err , & lerr ), "wrong type:" , err ).Logf ("%T" , err )
8585 check .Equal (t , length , int (lerr ))
8686 }
8787 f ("" , 0 )
@@ -100,7 +100,7 @@ func TestInvalidISIN(t *testing.T) {
100100
101101 _ , err := NewISIN (s )
102102 var cerr CheckDigitError
103- check .Equal (t , true , errors .As (err , & cerr )).Logf ("got error %T: %v" , err , err )
103+ check .True (t , errors .As (err , & cerr ), "wrong type:" , err ).Logf ("%T" , err )
104104 check .Equal (t , computed , cerr .Computed ).Log ("Computed" )
105105 check .Equal (t , given , cerr .Given ).Log ("Given" )
106106 }
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