mirror of https://github.com/dapr/go-sdk.git
110 lines
3.2 KiB
Go
110 lines
3.2 KiB
Go
/*
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Copyright 2021 The Dapr Authors
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package grpc
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import (
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"context"
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"errors"
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"testing"
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"github.com/stretchr/testify/require"
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"github.com/stretchr/testify/assert"
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"google.golang.org/protobuf/types/known/emptypb"
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"github.com/dapr/dapr/pkg/proto/runtime/v1"
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"github.com/dapr/go-sdk/service/common"
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)
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func testBindingHandler(ctx context.Context, in *common.BindingEvent) (out []byte, err error) {
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if in == nil {
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return nil, errors.New("nil event")
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}
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return in.Data, nil
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}
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func TestListInputBindings(t *testing.T) {
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server := getTestServer()
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err := server.AddBindingInvocationHandler("test1", testBindingHandler)
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require.NoError(t, err)
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err = server.AddBindingInvocationHandler("test2", testBindingHandler)
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require.NoError(t, err)
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resp, err := server.ListInputBindings(context.Background(), &emptypb.Empty{})
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require.NoError(t, err)
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assert.NotNil(t, resp)
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assert.Lenf(t, resp.GetBindings(), 2, "expected 2 handlers")
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}
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func TestBindingForErrors(t *testing.T) {
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server := getTestServer()
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err := server.AddBindingInvocationHandler("", nil)
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require.Errorf(t, err, "expected error on nil method name")
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err = server.AddBindingInvocationHandler("test", nil)
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require.Errorf(t, err, "expected error on nil method handler")
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}
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// go test -timeout 30s ./service/grpc -count 1 -run ^TestBinding$
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func TestBinding(t *testing.T) {
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ctx := context.Background()
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methodName := "test"
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server := getTestServer()
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err := server.AddBindingInvocationHandler(methodName, testBindingHandler)
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require.NoError(t, err)
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startTestServer(server)
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t.Run("binding without event", func(t *testing.T) {
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_, err := server.OnBindingEvent(ctx, nil)
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require.Error(t, err)
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})
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t.Run("binding event for wrong method", func(t *testing.T) {
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in := &runtime.BindingEventRequest{Name: "invalid"}
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_, err := server.OnBindingEvent(ctx, in)
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require.Error(t, err)
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})
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t.Run("binding event without data", func(t *testing.T) {
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in := &runtime.BindingEventRequest{Name: methodName}
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out, err := server.OnBindingEvent(ctx, in)
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require.NoError(t, err)
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assert.NotNil(t, out)
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})
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t.Run("binding event with data", func(t *testing.T) {
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data := "hello there"
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in := &runtime.BindingEventRequest{
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Name: methodName,
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Data: []byte(data),
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}
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out, err := server.OnBindingEvent(ctx, in)
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require.NoError(t, err)
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assert.NotNil(t, out)
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assert.Equal(t, data, string(out.GetData()))
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})
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t.Run("binding event with metadata", func(t *testing.T) {
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in := &runtime.BindingEventRequest{
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Name: methodName,
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Metadata: map[string]string{"k1": "v1", "k2": "v2"},
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}
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out, err := server.OnBindingEvent(ctx, in)
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require.NoError(t, err)
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assert.NotNil(t, out)
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})
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stopTestServer(t, server)
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}
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