113 lines
3.0 KiB
Go
113 lines
3.0 KiB
Go
package rushlink
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import (
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"bytes"
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"io/ioutil"
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"mime/multipart"
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"net/http"
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"net/http/httptest"
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"net/url"
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"os"
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"path/filepath"
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"strings"
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"testing"
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"gitea.hashru.nl/dsprenkels/rushlink/internal/db"
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"github.com/gorilla/mux"
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)
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// createTemporaryRouter initializes a rushlink instance, with temporary
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// filestore and database.
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//
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// It will use testing.T.Cleanup to cleanup after itself.
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func createTemporaryRouter(t *testing.T) *mux.Router {
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tempDir, err := ioutil.TempDir("", "rushlink-tmp-*")
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if err != nil {
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t.Fatalf("creating temporary directory: %s\n", err)
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}
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t.Cleanup(func() {
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os.RemoveAll(tempDir)
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})
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fileStore, err := db.OpenFileStore(filepath.Join(tempDir, "filestore"))
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if err != nil {
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t.Fatalf("opening temporary filestore: %s\n", err)
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}
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databasePath := filepath.Join(tempDir, "rushlink.db")
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database, err := db.OpenDB(databasePath, fileStore)
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if err != nil {
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t.Fatalf("opening temporary database: %s\n", err)
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}
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t.Cleanup(func() {
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if err := database.Close(); err != nil {
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t.Errorf("closing database: %d\n", err)
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}
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})
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// *.invalid. is guaranteed not to exist (RFC 6761).
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rootURL, err := url.Parse("https://rushlink.invalid")
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if err != nil {
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t.Fatalf("parsing URL: %s\n", err)
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}
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rl := rushlink{
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db: database,
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fs: fileStore,
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rootURL: rootURL,
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}
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return CreateMainRouter(&rl)
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}
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// checkStatusCode checks whether the status code from a recorded response is equal
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// to some response code.
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func checkStatusCode(t *testing.T, rr *httptest.ResponseRecorder, code int) {
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if actual := rr.Code; actual != code {
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t.Logf("request body:\n%v\n", rr.Body.String())
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t.Fatalf("handler returned wrong status code: got %v want %v\n",
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actual, code)
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}
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}
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// checkLocationHeader checks whether the status code from a recorded response is equal
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// to some expected URL.
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func checkLocationHeader(t *testing.T, rr *httptest.ResponseRecorder, expected string) {
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location := rr.Header().Get("Location")
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if location != expected {
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t.Fatalf("handler returned bad redirect location: got %v want %v", location, expected)
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}
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}
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func TestIssue43(t *testing.T) {
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srv := createTemporaryRouter(t)
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// Put a URL with a fragment identifier into the database.
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var body bytes.Buffer
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form := multipart.NewWriter(&body)
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form.WriteField("shorten", "https://example.com#fragment")
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form.Close()
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req, err := http.NewRequest("POST", "/", bytes.NewReader(body.Bytes()))
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if err != nil {
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t.Fatal(err)
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}
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req.Header.Add("Content-Type", form.FormDataContentType())
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rr := httptest.NewRecorder()
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srv.ServeHTTP(rr, req)
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checkStatusCode(t, rr, http.StatusOK)
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rawURL := strings.SplitN(rr.Body.String(), "\n", 2)[0]
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pasteURL, err := url.Parse(rawURL)
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if err != nil {
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t.Fatal(err)
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}
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// Check if the URL was encoded correctly.
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req, err = http.NewRequest("GET", pasteURL.Path, nil)
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if err != nil {
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t.Fatal(err)
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}
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req = mux.SetURLVars(req, map[string]string{"key": pasteURL.Path[1:]})
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rr = httptest.NewRecorder()
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srv.ServeHTTP(rr, req)
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checkStatusCode(t, rr, http.StatusTemporaryRedirect)
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checkLocationHeader(t, rr, "https://example.com#fragment")
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}
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