grpc_test.go

// Copyright (c) 2021 Uber Technologies, Inc.
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// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
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// THE SOFTWARE.

package grpc

import (
	"testing"

	"github.com/stretchr/testify/assert"
	"github.com/stretchr/testify/require"
	"go.uber.org/zap"
	"go.uber.org/zap/zapcore"
	"go.uber.org/zap/zapgrpc"
	"go.uber.org/zap/zaptest/observer"
	"google.golang.org/grpc/grpclog"
)

func TestLoggerV2(t *testing.T) {
	core, observedLogs := observer.New(zapcore.InfoLevel)
	zlog := zap.New(core)

	grpclog.SetLoggerV2(zapgrpc.NewLogger(zlog))

	grpclog.Info("hello from grpc")

	logs := observedLogs.TakeAll()
	require.Len(t, logs, 1, "Expected one log entry.")
	entry := logs[0]

	assert.Equal(t, zapcore.InfoLevel, entry.Level,
		"Log entry level did not match.")
	assert.Equal(t, "hello from grpc", entry.Message,
		"Log entry message did not match.")
}