github.com/elves/elvish@v0.15.0/pkg/diag/error_test.go (about)

     1  package diag
     2  
     3  import (
     4  	"strings"
     5  	"testing"
     6  )
     7  
     8  func TestError(t *testing.T) {
     9  	err := &Error{
    10  		Type:    "some error",
    11  		Message: "bad list",
    12  		Context: *parseContext("echo [x]", "[", "]", true),
    13  	}
    14  
    15  	wantErrorString := "some error: 5-8 in [test]: bad list"
    16  	if gotErrorString := err.Error(); gotErrorString != wantErrorString {
    17  		t.Errorf("Error() -> %q, want %q", gotErrorString, wantErrorString)
    18  	}
    19  
    20  	wantRanging := Ranging{From: 5, To: 8}
    21  	if gotRanging := err.Range(); gotRanging != wantRanging {
    22  		t.Errorf("Range() -> %v, want %v", gotRanging, wantRanging)
    23  	}
    24  
    25  	culpritLineBegin = "<"
    26  	culpritLineEnd = ">"
    27  	wantShow := lines(
    28  		"some error: \033[31;1mbad list\033[m",
    29  		"[test], line 1: echo <[x]>",
    30  	)
    31  	if gotShow := err.Show(""); gotShow != wantShow {
    32  		t.Errorf("Show() -> %q, want %q", gotShow, wantShow)
    33  	}
    34  }
    35  
    36  func lines(lines ...string) string {
    37  	return strings.Join(lines, "\n")
    38  }