github.com/jonaz/heapster@v1.3.0-beta.0.0.20170208112634-cd3c15ca3d29/metrics/sinks/monasca/monasca_client_test.go (about)

     1  // Copyright 2015 Google Inc. All Rights Reserved.
     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 monasca
    16  
    17  import (
    18  	"net/http"
    19  	"net/url"
    20  	"testing"
    21  
    22  	"github.com/stretchr/testify/assert"
    23  )
    24  
    25  func initClientSUT() (*keystoneClientMock, Client) {
    26  	ksClientMock := new(keystoneClientMock)
    27  	monURL, _ := url.Parse(monascaAPIStub.URL)
    28  	sut := &ClientImpl{ksClient: ksClientMock, monascaURL: monURL}
    29  	return ksClientMock, sut
    30  }
    31  
    32  func TestValidRequest(t *testing.T) {
    33  	// setup
    34  	ksClientMock, sut := initClientSUT()
    35  	ksClientMock.On("GetToken").Return(testToken, nil).Once()
    36  
    37  	// do
    38  	status, resp, err := sut.SendRequest("POST", "/metrics", expectedTransformed)
    39  
    40  	// assert
    41  	assert.NoError(t, err)
    42  	assert.Equal(t, "", resp)
    43  	assert.Equal(t, status, http.StatusNoContent)
    44  	ksClientMock.AssertExpectations(t)
    45  }
    46  
    47  func TestBadTokenRequest(t *testing.T) {
    48  	// setup
    49  	ksClientMock, sut := initClientSUT()
    50  	ksClientMock.On("GetToken").Return("blob", nil).Once()
    51  
    52  	// do
    53  	status, resp, err := sut.SendRequest("POST", "/metrics", expectedTransformed)
    54  
    55  	// assert
    56  	assert.NoError(t, err)
    57  	assert.Equal(t, monUnauthorizedResp, resp)
    58  	assert.Equal(t, http.StatusUnauthorized, status)
    59  	ksClientMock.AssertExpectations(t)
    60  }
    61  
    62  func TestBadMetricsRequest(t *testing.T) {
    63  	// setup
    64  	ksClientMock, sut := initClientSUT()
    65  	ksClientMock.On("GetToken").Return(testToken, nil).Once()
    66  
    67  	// do
    68  	status, _, err := sut.SendRequest("POST", "/metrics", "[1,2,3,4]")
    69  
    70  	// assert
    71  	assert.NoError(t, err)
    72  	assert.Equal(t, status, http.StatusInternalServerError)
    73  	ksClientMock.AssertExpectations(t)
    74  }
    75  
    76  func TestWrongURLRequest(t *testing.T) {
    77  	// setup
    78  	ksClientMock, sut := initClientSUT()
    79  	ksClientMock.On("GetToken").Return(testToken, nil).Once()
    80  
    81  	// do
    82  	status, resp, err := sut.SendRequest("POST", "http:/malformed", expectedTransformed)
    83  
    84  	// assert
    85  	assert.Error(t, err)
    86  	assert.Equal(t, "", resp)
    87  	assert.Equal(t, status, 0)
    88  	ksClientMock.AssertExpectations(t)
    89  }
    90  
    91  func TestMonascaHealthy(t *testing.T) {
    92  	// setup
    93  	ksClientMock, sut := initClientSUT()
    94  	ksClientMock.On("GetToken").Return(testToken, nil).Once()
    95  
    96  	// do
    97  	err := sut.CheckHealth()
    98  
    99  	// assert
   100  	assert.NoError(t, err)
   101  	ksClientMock.AssertExpectations(t)
   102  }
   103  
   104  func TestMonascaUnhealthy(t *testing.T) {
   105  
   106  	// setup
   107  	ksClientMock := new(keystoneClientMock)
   108  	nonReachableMonURL, _ := url.Parse("http://127.0.0.1:9")
   109  	sut := &ClientImpl{ksClient: ksClientMock, monascaURL: nonReachableMonURL}
   110  	ksClientMock.On("GetToken").Return(testToken, nil).Once()
   111  
   112  	// do
   113  	err := sut.CheckHealth()
   114  
   115  	// assert
   116  	assert.Error(t, err)
   117  	ksClientMock.AssertExpectations(t)
   118  }