func TestAdd(t *testing.T) {
mAdd := New()
r := bytes.NewBufferString("test")
w := &bytes.Buffer{}
mAdd.Add("dummy/err", &DummyMinifier{})
test.Error(t, mAdd.Minify("dummy/err", nil, nil), errDummy)
mAdd.AddRegexp(regexp.MustCompile("err1$"), &DummyMinifier{})
test.Error(t, mAdd.Minify("dummy/err1", nil, nil), errDummy)
mAdd.AddFunc("dummy/err", func(m *M, w io.Writer, r io.Reader, _ map[string]string) error {
return errDummy
})
test.Error(t, mAdd.Minify("dummy/err", nil, nil), errDummy)
mAdd.AddFuncRegexp(regexp.MustCompile("err2$"), func(m *M, w io.Writer, r io.Reader, _ map[string]string) error {
return errDummy
})
test.Error(t, mAdd.Minify("dummy/err2", nil, nil), errDummy)
mAdd.AddCmd("dummy/copy", helperCommand(t, "dummy/copy"))
mAdd.AddCmd("dummy/err", helperCommand(t, "dummy/err"))
mAdd.AddCmdRegexp(regexp.MustCompile("err6$"), helperCommand(t, "werr6"))
test.Error(t, mAdd.Minify("dummy/copy", w, r), nil)
test.String(t, w.String(), "test", "dummy/copy command returns input")
test.String(t, mAdd.Minify("dummy/err", w, r).Error(), "exit status 1", "command returns status 1 for dummy/err")
test.String(t, mAdd.Minify("werr6", w, r).Error(), "exit status 2", "command returns status 2 when minifier doesn't exist")
test.String(t, mAdd.Minify("stderr6", w, r).Error(), "exit status 2", "command returns status 2 when minifier doesn't exist")
}
func TestAppendFloat(t *testing.T) {
floatTests := []struct {
f float64
prec int
expected string
}{
{0, 6, "0"},
{1, 6, "1"},
{9, 6, "9"},
{9.99999, 6, "9.99999"},
{123, 6, "123"},
{0.123456, 6, ".123456"},
{0.066, 6, ".066"},
{0.0066, 6, ".0066"},
{12e2, 6, "1200"},
{12e3, 6, "12e3"},
{0.1, 6, ".1"},
{0.001, 6, ".001"},
{0.0001, 6, "1e-4"},
{-1, 6, "-1"},
{-123, 6, "-123"},
{-123.456, 6, "-123.456"},
{-12e3, 6, "-12e3"},
{-0.1, 6, "-.1"},
{-0.0001, 6, "-1e-4"},
{0.000100009, 10, "100009e-9"},
{0.0001000009, 10, "1.000009e-4"},
{1e18, 0, "1e18"},
//{1e19, 0, "1e19"},
//{1e19, 18, "1e19"},
{1e1, 0, "10"},
{1e2, 1, "100"},
{1e3, 2, "1e3"},
{1e10, -1, "1e10"},
{1e15, -1, "1e15"},
{1e-5, 6, "1e-5"},
{math.NaN(), 0, ""},
{math.Inf(1), 0, ""},
{math.Inf(-1), 0, ""},
{0, 19, ""},
{.000923361977200859392, -1, "9.23361977200859392e-4"},
}
for _, tt := range floatTests {
f, _ := AppendFloat([]byte{}, tt.f, tt.prec)
test.String(t, string(f), tt.expected, "for", tt.f)
}
b := make([]byte, 0, 22)
AppendFloat(b, 12.34, -1)
test.String(t, string(b[:5]), "12.34", "in buffer")
}
func TestWriter(t *testing.T) {
m := New()
m.AddFunc("dummy/dummy", func(m *M, w io.Writer, r io.Reader, _ map[string]string) error {
_, err := io.Copy(w, r)
return err
})
m.AddFunc("dummy/err", func(m *M, w io.Writer, r io.Reader, _ map[string]string) error {
return errDummy
})
m.AddFunc("dummy/late-err", func(m *M, w io.Writer, r io.Reader, _ map[string]string) error {
_, _ = ioutil.ReadAll(r)
return errDummy
})
var err error
w := &bytes.Buffer{}
mw := m.Writer("dummy/dummy", w)
_, err = mw.Write([]byte("test"))
test.Error(t, err, nil)
test.Error(t, mw.Close(), nil)
test.String(t, w.String(), "test", "equal input after dummy minify writer")
mw = m.Writer("dummy/err", w)
_, err = mw.Write([]byte("test"))
test.Error(t, err, errDummy)
test.Error(t, mw.Close(), errDummy)
mw = m.Writer("dummy/late-err", w)
_, err = mw.Write([]byte("test"))
test.Error(t, err, nil)
test.Error(t, mw.Close(), errDummy)
}
func TestDataURI(t *testing.T) {
dataURITests := []struct {
dataURI string
expected string
}{
{"data:,text", "data:,text"},
{"data:text/plain;charset=us-ascii,text", "data:,text"},
{"data:TEXT/PLAIN;CHARSET=US-ASCII,text", "data:,text"},
{"data:text/plain;charset=us-asciiz,text", "data:;charset=us-asciiz,text"},
{"data:;base64,dGV4dA==", "data:,text"},
{"data:text/svg+xml;base64,PT09PT09", "data:text/svg+xml;base64,PT09PT09"},
{"data:text/xml;version=2.0,content", "data:text/xml;version=2.0,content"},
{"data:text/xml; version = 2.0,content", "data:text/xml;version=2.0,content"},
{"data:,=====", "data:,%3D%3D%3D%3D%3D"},
{"data:,======", "data:;base64,PT09PT09"},
{"data:text/x,<?x?>", "data:text/x,%3C%3Fx%3F%3E"},
}
m := New()
m.AddFunc("text/x", func(_ *M, w io.Writer, r io.Reader, _ map[string]string) error {
b, _ := ioutil.ReadAll(r)
test.String(t, string(b), "<?x?>")
w.Write(b)
return nil
})
for _, tt := range dataURITests {
test.Minify(t, tt.dataURI, nil, string(DataURI(m, []byte(tt.dataURI))), tt.expected)
}
}
func TestMinify(t *testing.T) {
test.Error(t, m.Minify("?", nil, nil), ErrNotExist, "minifier doesn't exist")
test.Error(t, m.Minify("dummy/nil", nil, nil), nil)
test.Error(t, m.Minify("dummy/err", nil, nil), errDummy)
b := []byte("test")
out, err := m.Bytes("dummy/nil", b)
test.Error(t, err, nil)
test.Bytes(t, out, []byte{}, "dummy/nil returns empty byte slice")
out, err = m.Bytes("?", b)
test.Error(t, err, ErrNotExist, "minifier doesn't exist")
test.Bytes(t, out, b, "return input when minifier doesn't exist")
s := "test"
out2, err := m.String("dummy/nil", s)
test.Error(t, err, nil)
test.String(t, out2, "", "dummy/nil returns empty string")
out2, err = m.String("?", s)
test.Error(t, err, ErrNotExist, "minifier doesn't exist")
test.String(t, out2, s, "return input when minifier doesn't exist")
}
func TestSpecialTagClosing(t *testing.T) {
m := minify.New()
m.AddFunc("text/html", Minify)
m.AddFunc("text/css", func(_ *minify.M, w io.Writer, r io.Reader, _ map[string]string) error {
b, err := ioutil.ReadAll(r)
test.Error(t, err, nil)
test.String(t, string(b), "</script>")
_, err = w.Write(b)
return err
})
html := `<style></script></style>`
r := bytes.NewBufferString(html)
w := &bytes.Buffer{}
test.Minify(t, html, Minify(m, w, r, nil), w.String(), html)
}
func TestReader(t *testing.T) {
m := New()
m.AddFunc("dummy/dummy", func(m *M, w io.Writer, r io.Reader, _ map[string]string) error {
_, err := io.Copy(w, r)
return err
})
m.AddFunc("dummy/err", func(m *M, w io.Writer, r io.Reader, _ map[string]string) error {
return errDummy
})
w := &bytes.Buffer{}
r := bytes.NewBufferString("test")
mr := m.Reader("dummy/dummy", r)
_, err := io.Copy(w, mr)
test.Error(t, err, nil)
test.String(t, w.String(), "test", "equal input after dummy minify reader")
mr = m.Reader("dummy/err", r)
_, err = io.Copy(w, mr)
test.Error(t, err, errDummy)
}