129 lines
2.5 KiB
Go
129 lines
2.5 KiB
Go
package filecache_test
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import (
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"bytes"
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"context"
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"io/ioutil"
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"net/http"
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"net/http/httptest"
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"path/filepath"
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"sync"
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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"go.uber.org/zap/zaptest"
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"gitlab.com/slon/shad-go/distbuild/pkg/build"
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"gitlab.com/slon/shad-go/distbuild/pkg/filecache"
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)
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type env struct {
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cache *testCache
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server *httptest.Server
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client *filecache.Client
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}
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func newEnv(t *testing.T) *env {
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l := zaptest.NewLogger(t)
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mux := http.NewServeMux()
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cache := newCache(t)
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handler := filecache.NewHandler(l, cache.Cache)
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handler.Register(mux)
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server := httptest.NewServer(mux)
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t.Cleanup(server.Close)
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client := filecache.NewClient(l, server.URL)
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env := &env{
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cache: cache,
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server: server,
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client: client,
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}
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return env
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}
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func TestFileUpload(t *testing.T) {
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env := newEnv(t)
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content := bytes.Repeat([]byte("foobar"), 1024*1024)
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tmpFilePath := filepath.Join(env.cache.tmpDir, "foo.txt")
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require.NoError(t, ioutil.WriteFile(tmpFilePath, content, 0666))
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ctx := context.Background()
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t.Run("UploadSingleFile", func(t *testing.T) {
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id := build.ID{0x01}
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require.NoError(t, env.client.Upload(ctx, id, tmpFilePath))
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path, unlock, err := env.cache.Get(id)
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require.NoError(t, err)
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defer unlock()
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actualContent, err := ioutil.ReadFile(path)
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require.NoError(t, err)
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require.Equal(t, content, actualContent)
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})
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t.Run("RepeatedUpload", func(t *testing.T) {
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id := build.ID{0x02}
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require.NoError(t, env.client.Upload(ctx, id, tmpFilePath))
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require.NoError(t, env.client.Upload(ctx, id, tmpFilePath))
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})
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t.Run("ConcurrentUpload", func(t *testing.T) {
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const (
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N = 10
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G = 10
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)
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for i := 0; i < N; i++ {
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var wg sync.WaitGroup
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wg.Add(G)
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id := build.ID{0x03, byte(i)}
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for j := 0; j < G; j++ {
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go func() {
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defer wg.Done()
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assert.NoError(t, env.client.Upload(ctx, id, tmpFilePath))
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}()
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}
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wg.Wait()
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}
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})
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}
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func TestFileDownload(t *testing.T) {
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env := newEnv(t)
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localCache := newCache(t)
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id := build.ID{0x01}
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w, abort, err := env.cache.Write(id)
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require.NoError(t, err)
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defer func() { _ = abort() }()
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_, err = w.Write([]byte("foobar"))
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require.NoError(t, err)
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require.NoError(t, w.Close())
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ctx := context.Background()
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require.NoError(t, env.client.Download(ctx, localCache.Cache, id))
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path, unlock, err := localCache.Get(id)
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require.NoError(t, err)
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defer unlock()
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content, err := ioutil.ReadFile(path)
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require.NoError(t, err)
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require.Equal(t, []byte("foobar"), content)
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}
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