ALR/internal/dl/dl_test.go

140 lines
3.3 KiB
Go

// ALR - Any Linux Repository
// Copyright (C) 2025 Евгений Храмов
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
package dl_test
import (
"context"
"net/http"
"net/http/httptest"
"os"
"path"
"testing"
"github.com/stretchr/testify/assert"
"gitea.plemya-x.ru/Plemya-x/ALR/internal/config"
"gitea.plemya-x.ru/Plemya-x/ALR/internal/dl"
"gitea.plemya-x.ru/Plemya-x/ALR/internal/dlcache"
)
func TestDownloadFileWithoutCache(t *testing.T) {
type testCase struct {
name string
expectedErr error
}
for _, tc := range []testCase{
{
name: "simple download",
expectedErr: nil,
},
} {
t.Run(tc.name, func(t *testing.T) {
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch {
case r.URL.Path == "/file":
w.WriteHeader(http.StatusOK)
w.Write([]byte("Hello, World!"))
default:
w.WriteHeader(http.StatusNotFound)
}
}))
defer server.Close()
tmpdir, err := os.MkdirTemp("", "test-download")
assert.NoError(t, err)
defer os.RemoveAll(tmpdir)
opts := dl.Options{
CacheDisabled: true,
URL: server.URL + "/file",
Destination: tmpdir,
}
err = dl.Download(context.Background(), opts)
assert.ErrorIs(t, err, tc.expectedErr)
_, err = os.Stat(path.Join(tmpdir, "file"))
assert.NoError(t, err)
})
}
}
type TestALRConfig struct{}
func (c *TestALRConfig) GetPaths(ctx context.Context) *config.Paths {
return &config.Paths{
CacheDir: "/tmp",
}
}
func TestDownloadFileWithCache(t *testing.T) {
type testCase struct {
name string
expectedErr error
}
for _, tc := range []testCase{
{
name: "simple download",
expectedErr: nil,
},
} {
t.Run(tc.name, func(t *testing.T) {
called := 0
server := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
switch {
case r.URL.Path == "/file":
called += 1
w.WriteHeader(http.StatusOK)
w.Write([]byte("Hello, World!"))
default:
w.WriteHeader(http.StatusNotFound)
}
}))
defer server.Close()
tmpdir, err := os.MkdirTemp("", "test-download")
assert.NoError(t, err)
defer os.RemoveAll(tmpdir)
cfg := &TestALRConfig{}
opts := dl.Options{
CacheDisabled: false,
URL: server.URL + "/file",
Destination: tmpdir,
DlCache: dlcache.New(cfg),
}
outputFile := path.Join(tmpdir, "file")
err = dl.Download(context.Background(), opts)
assert.ErrorIs(t, err, tc.expectedErr)
_, err = os.Stat(outputFile)
assert.NoError(t, err)
err = os.Remove(outputFile)
assert.NoError(t, err)
err = dl.Download(context.Background(), opts)
assert.NoError(t, err)
assert.Equal(t, 1, called)
})
}
}