imaginary/source_fs_test.go

39 lines
823 B
Go

package main
import (
"io/ioutil"
"net/http"
"net/http/httptest"
"os"
"testing"
)
func TestFileSystemImageSource(t *testing.T) {
var body []byte
var err error
const fixtureFile = "testdata/large.jpg"
source := NewFileSystemImageSource(&SourceConfig{MountPath: "testdata"})
fakeHandler := func(w http.ResponseWriter, r *http.Request) {
if !source.Matches(r) {
t.Fatal("Cannot match the request")
}
body, err = source.GetImage(r)
if err != nil {
t.Fatalf("Error while reading the body: %s", err)
}
_, _ = w.Write(body)
}
file, _ := os.Open(fixtureFile)
r, _ := http.NewRequest(http.MethodGet, "http://foo/bar?file=large.jpg", file)
w := httptest.NewRecorder()
fakeHandler(w, r)
buf, _ := ioutil.ReadFile(fixtureFile)
if len(body) != len(buf) {
t.Error("Invalid response body")
}
}