gloader/grab/grab_test.go
2020-12-09 13:29:14 -08:00

75 lines
1.3 KiB
Go

package grab
import (
"fmt"
"io/ioutil"
"log"
"os"
"testing"
"github.com/cavaliercoder/grab/grabtest"
)
func TestMain(m *testing.M) {
os.Exit(func() int {
// chdir to temp so test files downloaded to pwd are isolated and cleaned up
cwd, err := os.Getwd()
if err != nil {
panic(err)
}
tmpDir, err := ioutil.TempDir("", "grab-")
if err != nil {
panic(err)
}
if err := os.Chdir(tmpDir); err != nil {
panic(err)
}
defer func() {
os.Chdir(cwd)
if err := os.RemoveAll(tmpDir); err != nil {
panic(err)
}
}()
return m.Run()
}())
}
// TestGet tests grab.Get
func TestGet(t *testing.T) {
filename := ".testGet"
defer os.Remove(filename)
grabtest.WithTestServer(t, func(url string) {
resp, err := Get(filename, url)
if err != nil {
t.Fatalf("error in Get(): %v", err)
}
testComplete(t, resp)
})
}
func ExampleGet() {
// download a file to /tmp
resp, err := Get("/tmp", "http://example.com/example.zip")
if err != nil {
log.Fatal(err)
}
fmt.Println("Download saved to", resp.Filename)
}
func mustNewRequest(dst, urlStr string) *Request {
req, err := NewRequest(dst, urlStr)
if err != nil {
panic(err)
}
return req
}
func mustDo(req *Request) *Response {
resp := DefaultClient.Do(req)
if err := resp.Err(); err != nil {
panic(err)
}
return resp
}