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184 lines (170 loc) · 4.44 KB
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package minify // import "github.com/tdewolff/minify"
import (
"io"
"io/ioutil"
"math"
"math/rand"
"strconv"
"testing"
"github.com/stretchr/testify/assert"
)
func TestContentType(t *testing.T) {
var contentTypeTests = []struct {
contentType string
expected string
}{
{"text/html", "text/html"},
{"text/html; charset=UTF-8", "text/html;charset=utf-8"},
{"text/html; charset=UTF-8 ; param = \" ; \"", "text/html;charset=utf-8;param=\" ; \""},
{"text/html, text/css", "text/html,text/css"},
}
for _, tt := range contentTypeTests {
assert.Equal(t, tt.expected, string(ContentType([]byte(tt.contentType))), "ContentType must give expected result in "+tt.contentType)
}
}
func TestDataURI(t *testing.T) {
var 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)
assert.Equal(t, "<?x?>", string(b))
w.Write(b)
return nil
})
for _, tt := range dataURITests {
assert.Equal(t, tt.expected, string(DataURI(m, []byte(tt.dataURI))), "DataURI must give expected result in "+tt.dataURI)
}
}
func TestNumber(t *testing.T) {
var numberTests = []struct {
number string
expected string
}{
{"0", "0"},
{".0", "0"},
{"1.0", "1"},
{"0.1", ".1"},
{"+1", "1"},
{"-1", "-1"},
{"-0.1", "-.1"},
{"100", "100"},
{"1000", "1e3"},
{"0.001", ".001"},
{"0.0001", "1e-4"},
{"100e1", "1e3"},
{"1.1e+1", "11"},
{"0.252", ".252"},
{"1.252", "1.252"},
{"-1.252", "-1.252"},
{"0.075", ".075"},
{"789012345678901234567890123456789e9234567890123456789", "789012345678901234567890123456789e9234567890123456789"},
{".000100009", "100009e-9"},
{".0001000009", ".0001000009"},
{".0001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009", ".0001000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000009"},
{"E\x1f", ""}, // fuzz
//{"96px", "1in"},
}
for _, tt := range numberTests {
assert.Equal(t, tt.expected, string(Number([]byte(tt.number))), "Number must give expected result in "+tt.number)
}
}
func TestLenInt(t *testing.T) {
var lenIntTests = []struct {
number int64
expected int
}{
{0, 1},
{1, 1},
{10, 2},
{99, 2},
// coverage
{100, 3},
{1000, 4},
{10000, 5},
{100000, 6},
{1000000, 7},
{10000000, 8},
{100000000, 9},
{1000000000, 10},
{10000000000, 11},
{100000000000, 12},
{1000000000000, 13},
{10000000000000, 14},
{100000000000000, 15},
{1000000000000000, 16},
{10000000000000000, 17},
{100000000000000000, 18},
{1000000000000000000, 19},
}
for _, tt := range lenIntTests {
assert.Equal(t, tt.expected, lenInt64(tt.number), "lenInt must give expected result in "+strconv.FormatInt(tt.number, 10))
}
}
////////////////
var num []int64
func RandNumBytes() []byte {
var b []byte
n := rand.Int() % 10
for i := 0; i < n; i++ {
b = append(b, byte(rand.Int()%10)+'0')
}
if rand.Int()%2 == 0 {
b = append(b, '.')
n = rand.Int() % 10
for i := 0; i < n; i++ {
b = append(b, byte(rand.Int()%10)+'0')
}
}
if rand.Int()%2 == 0 {
b = append(b, 'e')
if rand.Int()%2 == 0 {
b = append(b, '-')
}
n = rand.Int() % 5
for i := 0; i < n; i++ {
b = append(b, byte(rand.Int()%10)+'0')
}
}
return b
}
func TestMain(t *testing.T) {
for j := 0; j < 1000; j++ {
num = append(num, rand.Int63n(1000))
}
}
func BenchmarkLenIntLog(b *testing.B) {
n := 0
for i := 0; i < b.N; i++ {
for j := 0; j < 1000; j++ {
n += int(math.Log10(math.Abs(float64(num[j])))) + 1
}
}
}
func BenchmarkLenIntSwitch(b *testing.B) {
n := 0
for i := 0; i < b.N; i++ {
for j := 0; j < 1000; j++ {
n += lenInt64(num[j])
}
}
}
func BenchmarkNumber(b *testing.B) {
for i := 0; i < b.N; i++ {
Number(RandNumBytes())
}
}