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package libsass
import (
"bytes"
"strings"
"testing"
)
type ErrorMap struct {
line int
message string
}
func TestError_basic(t *testing.T) {
in := bytes.NewBufferString(`div {
@include invalid-function('');
}`)
out := bytes.NewBuffer([]byte(""))
ctx := newContext()
err := ctx.compile(out, in)
if err == nil {
t.Error("No error returned")
}
e := ErrorMap{2, "no mixin named invalid-function"}
if e.line != ctx.err.Line {
t.Errorf("wanted: %d\ngot: %d", e.line, ctx.err.Line)
}
if !strings.Contains(ctx.err.Message, e.message) {
t.Errorf("%q does not contain %q", ctx.err.Message, e.message)
}
if ctx.errorString != ctx.Error() {
t.Errorf("wanted: %s got: %s", ctx.errorString, ctx.Error())
}
}
func TestError_JSON(t *testing.T) {
in := bytes.NewBufferString(`div {
height: 10px;`)
out := &bytes.Buffer{}
ctx := newContext()
err := ctx.compile(out, in)
e := `Error > stdin:2
Invalid CSS after " height: 10px;": expected "}", was ""
div {
height: 10px;
`
if err == nil {
t.Fatal("no error thrown")
}
if e != err.Error() {
t.Fatalf("got: %s\nwanted: %s", err, e)
}
}
func TestError_unbound(t *testing.T) {
in := bytes.NewBufferString(`div {
background: map-get($sprite,139);
}`)
out := bytes.NewBuffer([]byte(""))
ctx := newContext()
err := ctx.compile(out, in)
if err == nil {
t.Error("No error returned")
}
e := ErrorMap{2, "unbound variable $sprite"}
if e.line != ctx.err.Line {
t.Errorf("wanted:\n%d\ngot:\n%d", e.line, ctx.err.Line)
}
}
func TestError_function(t *testing.T) {
in := bytes.NewBufferString(`// Empty line
@function uniqueFnName($file) {
@return map-get($file,prop);
}
div {
background: uniqueFnName(randfile);
}`)
out := bytes.NewBuffer([]byte(""))
ctx := newContext()
err := ctx.compile(out, in)
if err == nil {
t.Error("No error returned")
}
e := ErrorMap{3, "argument `$map` of `map-get($map, $key)` must be a map"}
if e.line != ctx.err.Line {
t.Errorf("wanted:\n%d\ngot:\n%d", e.line, ctx.err.Line)
}
if !strings.Contains(ctx.err.Message, e.message) {
t.Errorf("%q does not contain %q", ctx.err.Message, e.message)
}
}
func TestError_import(t *testing.T) {
in := bytes.NewBufferString(`span {}
@import "fail";
`)
out := bytes.NewBuffer([]byte(""))
ctx := newContext()
err := ctx.compile(out, in)
if err == nil {
t.Error("No error returned")
}
e := ErrorMap{2, `File to import not found or unreadable: fail.`}
if e.line != ctx.err.Line {
t.Errorf("wanted:\n%d\ngot:\n%d", e.line, ctx.err.Line)
}
if !strings.Contains(ctx.err.Message, e.message) {
t.Errorf("%q does not contain %q", ctx.err.Message, e.message)
}
}
func TestError_processsass(t *testing.T) {
in := []byte(`{
"status": 1,
"file": "stdin",
"line": 3100,
"column": 20,
"message": "error in C function inline-image: format: .svg not supported\nBacktrace:\n\tstdin:3100, in function inline-image\n\tstdin:3100, in mixin printCSSImg\n\tstdin:3117"
}`)
ctx := newContext()
err := ctx.ProcessSassError(in)
if err != nil {
t.Error(err)
}
e := `Error > stdin:3100
error in C function inline-image: format: .svg not supported
Backtrace:
stdin:3100, in function inline-image
stdin:3100, in mixin printCSSImg
stdin:3117`
if e != ctx.Error() {
t.Errorf("got:\n%s\nwanted:\n%s", err.Error(), e)
}
}
func TestError_invalid(t *testing.T) {
ctx := newContext()
err := ctx.ProcessSassError([]byte("/a"))
if len(err.Error()) == 0 {
t.Error("No error thrown on invalid sass json package")
}
}
func TestError_line(t *testing.T) {
ctx := newContext()
ctx.errorString = "Error > stdin:1000"
if e := 1000; e != ctx.ErrorLine() {
t.Errorf("got: %d wanted: %d", ctx.ErrorLine(), e)
}
}
|
