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package filetype
import (
"testing"
)
func TestKind(t *testing.T) {
var cases = []struct {
buf []byte
ext string
}{
{[]byte{0xFF, 0xD8, 0xFF}, "jpg"},
{[]byte{0x89, 0x50, 0x4E, 0x47}, "png"},
{[]byte{0x89, 0x0, 0x0}, "unknown"},
}
for _, test := range cases {
kind, _ := Image(test.buf)
if kind.Extension != test.ext {
t.Fatalf("Invalid match: %s != %s", kind.Extension, test.ext)
}
}
}
func TestIsKind(t *testing.T) {
var cases = []struct {
buf []byte
match bool
}{
{[]byte{0xFF, 0xD8, 0xFF}, true},
{[]byte{0x89, 0x50, 0x4E, 0x47}, true},
{[]byte{0x89, 0x0, 0x0}, false},
}
for _, test := range cases {
if IsImage(test.buf) != test.match {
t.Fatalf("Invalid match: %t", test.match)
}
}
}
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