github.com/nathanielks/terraform@v0.6.1-0.20170509030759-13e1a62319dc/builtin/providers/aws/config_test.go (about)

     1  package aws
     2  
     3  import (
     4  	"bytes"
     5  	"fmt"
     6  	"log"
     7  	"net/http"
     8  	"net/http/httptest"
     9  	"reflect"
    10  	"testing"
    11  	"time"
    12  
    13  	"github.com/aws/aws-sdk-go/aws"
    14  	awsCredentials "github.com/aws/aws-sdk-go/aws/credentials"
    15  	"github.com/aws/aws-sdk-go/aws/session"
    16  	"github.com/aws/aws-sdk-go/service/ec2"
    17  )
    18  
    19  func TestGetSupportedEC2Platforms(t *testing.T) {
    20  	ec2Endpoints := []*awsMockEndpoint{
    21  		&awsMockEndpoint{
    22  			Request: &awsMockRequest{"POST", "/", "Action=DescribeAccountAttributes&" +
    23  				"AttributeName.1=supported-platforms&Version=2016-11-15"},
    24  			Response: &awsMockResponse{200, test_ec2_describeAccountAttributes_response, "text/xml"},
    25  		},
    26  	}
    27  	closeFunc, sess, err := getMockedAwsApiSession("EC2", ec2Endpoints)
    28  	if err != nil {
    29  		t.Fatal(err)
    30  	}
    31  	defer closeFunc()
    32  	conn := ec2.New(sess)
    33  
    34  	platforms, err := GetSupportedEC2Platforms(conn)
    35  	if err != nil {
    36  		t.Fatalf("Expected no error, received: %s", err)
    37  	}
    38  	expectedPlatforms := []string{"VPC", "EC2"}
    39  	if !reflect.DeepEqual(platforms, expectedPlatforms) {
    40  		t.Fatalf("Received platforms: %q\nExpected: %q\n", platforms, expectedPlatforms)
    41  	}
    42  }
    43  
    44  // getMockedAwsApiSession establishes a httptest server to simulate behaviour
    45  // of a real AWS API server
    46  func getMockedAwsApiSession(svcName string, endpoints []*awsMockEndpoint) (func(), *session.Session, error) {
    47  	ts := httptest.NewServer(http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
    48  		buf := new(bytes.Buffer)
    49  		buf.ReadFrom(r.Body)
    50  		requestBody := buf.String()
    51  
    52  		log.Printf("[DEBUG] Received %s API %q request to %q: %s",
    53  			svcName, r.Method, r.RequestURI, requestBody)
    54  
    55  		for _, e := range endpoints {
    56  			if r.Method == e.Request.Method && r.RequestURI == e.Request.Uri && requestBody == e.Request.Body {
    57  				log.Printf("[DEBUG] Mocked %s API responding with %d: %s",
    58  					svcName, e.Response.StatusCode, e.Response.Body)
    59  
    60  				w.WriteHeader(e.Response.StatusCode)
    61  				w.Header().Set("Content-Type", e.Response.ContentType)
    62  				w.Header().Set("X-Amzn-Requestid", "1b206dd1-f9a8-11e5-becf-051c60f11c4a")
    63  				w.Header().Set("Date", time.Now().Format(time.RFC1123))
    64  
    65  				fmt.Fprintln(w, e.Response.Body)
    66  				return
    67  			}
    68  		}
    69  
    70  		w.WriteHeader(400)
    71  		return
    72  	}))
    73  
    74  	sc := awsCredentials.NewStaticCredentials("accessKey", "secretKey", "")
    75  
    76  	sess, err := session.NewSession(&aws.Config{
    77  		Credentials:                   sc,
    78  		Region:                        aws.String("us-east-1"),
    79  		Endpoint:                      aws.String(ts.URL),
    80  		CredentialsChainVerboseErrors: aws.Bool(true),
    81  	})
    82  
    83  	return ts.Close, sess, err
    84  }
    85  
    86  type awsMockEndpoint struct {
    87  	Request  *awsMockRequest
    88  	Response *awsMockResponse
    89  }
    90  
    91  type awsMockRequest struct {
    92  	Method string
    93  	Uri    string
    94  	Body   string
    95  }
    96  
    97  type awsMockResponse struct {
    98  	StatusCode  int
    99  	Body        string
   100  	ContentType string
   101  }
   102  
   103  var test_ec2_describeAccountAttributes_response = `<DescribeAccountAttributesResponse xmlns="http://ec2.amazonaws.com/doc/2016-11-15/">
   104    <requestId>7a62c49f-347e-4fc4-9331-6e8eEXAMPLE</requestId>
   105    <accountAttributeSet>
   106      <item>
   107        <attributeName>supported-platforms</attributeName>
   108        <attributeValueSet>
   109          <item>
   110            <attributeValue>VPC</attributeValue>
   111          </item>
   112          <item>
   113            <attributeValue>EC2</attributeValue>
   114          </item>
   115        </attributeValueSet>
   116      </item>
   117    </accountAttributeSet>
   118  </DescribeAccountAttributesResponse>`