forked from TrueCloudLab/frostfs-s3-gw
92 lines
2.3 KiB
Go
92 lines
2.3 KiB
Go
package services
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import (
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"errors"
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"sync/atomic"
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"testing"
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"git.frostfs.info/TrueCloudLab/frostfs-s3-gw/api/layer"
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"github.com/stretchr/testify/require"
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"go.uber.org/zap/zaptest"
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)
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func TestHandleError(t *testing.T) {
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defaultError := errors.New("default error")
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for _, tc := range []struct {
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err error
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expectedError error
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}{
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{
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err: defaultError,
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expectedError: defaultError,
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},
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{
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err: errors.New("something not found"),
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expectedError: layer.ErrNodeNotFound,
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},
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{
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err: errors.New("something is denied by some acl rule"),
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expectedError: layer.ErrNodeAccessDenied,
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},
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} {
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t.Run("", func(t *testing.T) {
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err := handleError("err message", tc.err)
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require.True(t, errors.Is(err, tc.expectedError))
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})
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}
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}
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func TestRetry(t *testing.T) {
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cl := &ServiceClientGRPC{
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log: zaptest.NewLogger(t),
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clients: []treeClient{
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{address: "node0"},
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{address: "node1"},
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{address: "node2"},
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{address: "node3"},
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},
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}
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makeFn := func(shouldFail []string) func(treeClient) error {
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return func(client treeClient) error {
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for _, item := range shouldFail {
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if item == client.address {
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return errors.New("not found")
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}
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}
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return nil
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}
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}
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t.Run("first ok", func(t *testing.T) {
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err := cl.requestWithRetry(makeFn([]string{}))
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require.NoError(t, err)
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require.Equal(t, 0, int(atomic.LoadInt32(&cl.startIndex)))
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atomic.StoreInt32(&cl.startIndex, 0)
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})
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t.Run("first failed", func(t *testing.T) {
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err := cl.requestWithRetry(makeFn([]string{"node0"}))
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require.NoError(t, err)
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require.Equal(t, 1, int(atomic.LoadInt32(&cl.startIndex)))
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atomic.StoreInt32(&cl.startIndex, 0)
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})
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t.Run("all failed", func(t *testing.T) {
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err := cl.requestWithRetry(makeFn([]string{"node0", "node1", "node2", "node3"}))
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require.Error(t, err)
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require.Equal(t, 0, int(atomic.LoadInt32(&cl.startIndex)))
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atomic.StoreInt32(&cl.startIndex, 0)
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})
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t.Run("round", func(t *testing.T) {
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err := cl.requestWithRetry(makeFn([]string{"node0", "node1"}))
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require.NoError(t, err)
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require.Equal(t, 2, int(atomic.LoadInt32(&cl.startIndex)))
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err = cl.requestWithRetry(makeFn([]string{"node2", "node3"}))
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require.NoError(t, err)
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require.Equal(t, 0, int(atomic.LoadInt32(&cl.startIndex)))
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atomic.StoreInt32(&cl.startIndex, 0)
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})
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}
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