func Test_fetchGifCompareWithPng_Fail(t *testing.T) {
ts := testutils.TestImgServer("gif")
defer ts.Close()
data, err := fetch(ts.URL)
if err != nil {
t.FailNow()
}
imgServer, err := gif.Decode(bytes.NewReader(data))
if err != nil {
t.FailNow()
}
file, _ := os.Open("testdata/test.png")
defer file.Close()
imgDisk, _, _ := image.Decode(file)
if reflect.DeepEqual(imgDisk, imgServer) {
_, file, line, _ := runtime.Caller(0)
fmt.Printf("%s:%d:\n\ncall fetch(%#v)\n\texp: %#v\n\n\tgot: %#v\n\n",
filepath.Base(file), line, ts.URL, imgDisk, imgServer)
t.FailNow()
}
}
func Test_imageFile_testReturnedError(t *testing.T) {
tisj := testutils.TestImgServer("jpg")
defer tisj.Close()
tisg := testutils.TestImgServer("gif")
defer tisg.Close()
type inputs struct {
url string
nr string
}
tests := []struct {
in inputs
want error
}{
//{in: inputs{tisg.URL, "1"}, want: fmt.Errorf("unsupported format: gif")}, // test gif -> fail
{in: inputs{tisg.URL, "1"}, want: nil}, // test gif -> true (gif is supported now)
{ // wrong MIME type --> fail
// cannot test against testServer as its port in the url is random
in: inputs{"https://www.cs.cmu.edu/~chuck/jokepg/joke_19970213_01.txt#", "1"},
want: fmt.Errorf("has NOT mime content-type image")}, // test txt -> fail
{ // invalid url, get error from fetch(url)
// cannot test against testServer as its port in the url is random
in: inputs{"invalidURL", "1"},
want: fmt.Errorf("fetch: Get invalidURL: unsupported protocol scheme \"\""),
},
{in: inputs{tisj.URL, "1"}, want: nil}, // test jpeg -> ok
}
for _, test := range tests {
_, got := imageFile(test.in.url)
if !reflect.DeepEqual(test.want, got) {
_, file, line, _ := runtime.Caller(0)
fmt.Printf("%s:%d:\n\ncall imageFile(%#v)\n\texp: %#v\n\n\tgot: %#v\n\n", filepath.Base(file), line, test.in, test.want, got.Error())
t.FailNow()
}
}
testutils.Cleanup()
}