github.com/rohankumardubey/aresdb@v0.0.2-0.20190517170215-e54e3ca06b9c/utils/error_test.go (about)

     1  //  Copyright (c) 2017-2018 Uber Technologies, Inc.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package utils
    16  
    17  import (
    18  	"errors"
    19  	"fmt"
    20  
    21  	"github.com/onsi/ginkgo"
    22  	. "github.com/onsi/gomega"
    23  )
    24  
    25  var _ = ginkgo.Describe("Error Test", func() {
    26  	ginkgo.It("Should recover from null pointer error", func() {
    27  		err := RecoverWrap(func() error {
    28  			var ps *string
    29  			fmt.Println(*ps)
    30  			return nil
    31  		})
    32  		Ω(err).ShouldNot(BeNil())
    33  	})
    34  	ginkgo.It("Should return the same error as inner func returns", func() {
    35  		expectedErr := errors.New("test error")
    36  		err := RecoverWrap(func() error {
    37  			return expectedErr
    38  		})
    39  		Ω(err).ShouldNot(BeNil())
    40  		Ω(err).Should(Equal(expectedErr))
    41  	})
    42  	ginkgo.It("No error should be returned", func() {
    43  		err := RecoverWrap(func() error {
    44  			return nil
    45  		})
    46  		Ω(err).Should(BeNil())
    47  	})
    48  })