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Improve code coverage in bucket-notification-handlers.go (#2759)
* Fix incorrect test cases for bucket-notification handler * Add tests covering failure cases for bucket notification
This commit is contained in:
Krishnan Parthasarathi
Harshavardhana
parent
1e53316241
commit
27e474b3d2
@ -4,6 +4,7 @@ import (
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"bufio"
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"bytes"
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"encoding/json"
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"encoding/xml"
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"io"
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"io/ioutil"
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"net/http"
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@ -171,22 +172,28 @@ func initMockEventNotifier(objAPI ObjectLayer) error {
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func testGetBucketNotificationHandler(obj ObjectLayer, instanceType string, t TestErrHandler) {
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// get random bucket name.
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bucketName := getRandomBucketName()
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// Create bucket to add notification config for.
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err := obj.MakeBucket(bucketName)
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if err != nil {
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// failed to create newbucket, abort.
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t.Fatalf("%s : %s", instanceType, err)
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}
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randBucket := getRandomBucketName()
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noNotificationBucket := "nonotification"
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err = obj.MakeBucket(noNotificationBucket)
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if err != nil {
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// failed to create newbucket, abort.
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t.Fatalf("%s : %s", instanceType, err)
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invalidBucket := "Invalid^Bucket"
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// Create buckets for the following test cases.
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for _, bucket := range []string{randBucket, noNotificationBucket} {
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err := obj.MakeBucket(bucket)
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if err != nil {
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// failed to create newbucket, abort.
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t.Fatalf("Failed to create bucket %s %s : %s", bucket,
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instanceType, err)
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}
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}
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// Initialize sample bucket notification config.
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sampleNotificationBytes := []byte("<NotificationConfiguration><TopicConfiguration>" +
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"<Event>s3:ObjectCreated:*</Event><Event>s3:ObjectRemoved:*</Event><Filter>" +
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"<S3Key></S3Key></Filter><Id></Id><Topic>arn:minio:sns:us-east-1:1474332374:listen</Topic>" +
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"</TopicConfiguration></NotificationConfiguration>")
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emptyNotificationBytes := []byte("<NotificationConfiguration></NotificationConfiguration>")
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// Register the API end points with XL/FS object layer.
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apiRouter := initTestAPIEndPoints(obj, []string{
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"GetBucketNotificationHandler",
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@ -213,15 +220,9 @@ func testGetBucketNotificationHandler(obj ObjectLayer, instanceType string, t Te
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// Initialize httptest recorder.
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rec := httptest.NewRecorder()
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// Initialize sample bucket notification config.
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sampleNotificationConfig := []byte("<NotificationConfiguration><TopicConfiguration>" +
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"<Event>s3:ObjectCreated:*</Event><Event>s3:ObjectRemoved:*</Event><Filter>" +
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"<S3Key></S3Key></Filter><Id></Id><Topic>arn:minio:sns:us-east-1:1474332374:listen</Topic>" +
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"</TopicConfiguration></NotificationConfiguration>")
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// Prepare notification config for one of the test cases.
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req, err := newTestSignedRequest("PUT", getPutBucketNotificationURL("", bucketName),
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int64(len(sampleNotificationConfig)), bytes.NewReader(sampleNotificationConfig),
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req, err := newTestSignedRequest("PUT", getPutBucketNotificationURL("", randBucket),
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int64(len(sampleNotificationBytes)), bytes.NewReader(sampleNotificationBytes),
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credentials.AccessKeyID, credentials.SecretAccessKey)
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if err != nil {
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t.Fatalf("Test %d %s: Failed to create HTTP request for PutBucketNotification: <ERROR> %v",
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@ -229,58 +230,94 @@ func testGetBucketNotificationHandler(obj ObjectLayer, instanceType string, t Te
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}
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apiRouter.ServeHTTP(rec, req)
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// Test 1: Check if we get back sample notification.
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req, err = newTestSignedRequest("GET", getGetBucketNotificationURL("", bucketName),
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int64(0), nil, credentials.AccessKeyID, credentials.SecretAccessKey)
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if err != nil {
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t.Fatalf("Test %d: %s: Failed to create HTTP request for GetBucketNotification: <ERROR> %v",
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1, instanceType, err)
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type testKind int
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const (
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CompareBytes testKind = iota
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CheckStatus
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InvalidAuth
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)
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testCases := []struct {
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bucketName string
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kind testKind
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expectedNotificationBytes []byte
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expectedHTTPCode int
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}{
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{randBucket, CompareBytes, sampleNotificationBytes, http.StatusOK},
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{randBucket, InvalidAuth, nil, http.StatusBadRequest},
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{noNotificationBucket, CompareBytes, emptyNotificationBytes, http.StatusOK},
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{invalidBucket, CheckStatus, nil, http.StatusBadRequest},
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}
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signatureMismatchCode := getAPIError(ErrContentSHA256Mismatch).Code
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for i, test := range testCases {
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testRec := httptest.NewRecorder()
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testReq, tErr := newTestSignedRequest("GET", getGetBucketNotificationURL("", test.bucketName),
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int64(0), nil, credentials.AccessKeyID, credentials.SecretAccessKey)
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if tErr != nil {
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t.Fatalf("Test %d: %s: Failed to create HTTP testRequest for GetBucketNotification: <ERROR> %v",
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i+1, instanceType, tErr)
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}
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// Set X-Amz-Content-SHA256 in header different from what was used to calculate Signature.
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if test.kind == InvalidAuth {
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// Triggering a authentication type check failure.
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testReq.Header.Set("x-amz-content-sha256", "somethingElse")
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}
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apiRouter.ServeHTTP(testRec, testReq)
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switch test.kind {
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case CompareBytes:
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rspBytes, rErr := ioutil.ReadAll(testRec.Body)
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if rErr != nil {
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t.Errorf("Test %d: %s: Failed to read response body: <ERROR> %v", i+1, instanceType, rErr)
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}
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if !bytes.Equal(rspBytes, test.expectedNotificationBytes) {
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t.Errorf("Test %d: %s: Notification config doesn't match expected value %s: <ERROR> %v",
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i+1, instanceType, string(test.expectedNotificationBytes), err)
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}
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case InvalidAuth:
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rspBytes, rErr := ioutil.ReadAll(testRec.Body)
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if rErr != nil {
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t.Errorf("Test %d: %s: Failed to read response body: <ERROR> %v", i+1, instanceType, rErr)
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}
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var errCode APIError
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xErr := xml.Unmarshal(rspBytes, &errCode)
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if xErr != nil {
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t.Errorf("Test %d: %s: Failed to unmarshal error XML: <ERROR> %v", i+1, instanceType, xErr)
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}
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if errCode.Code != signatureMismatchCode {
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t.Errorf("Test %d: %s: Expected error code %s but received %s: <ERROR> %v", i+1,
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instanceType, signatureMismatchCode, errCode.Code, err)
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}
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fallthrough
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case CheckStatus:
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if testRec.Code != test.expectedHTTPCode {
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t.Errorf("Test %d: %s: expected HTTP code %d, but received %d: <ERROR> %v",
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i+1, instanceType, test.expectedHTTPCode, testRec.Code, err)
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}
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}
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}
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apiRouter.ServeHTTP(rec, req)
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if rec.Code != http.StatusOK {
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t.Errorf("Test %d: %s: GetBucketNotification request failed with %d: <ERROR> %v",
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2, instanceType, rec.Code, err)
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}
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rspBytes, err := ioutil.ReadAll(rec.Body)
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if err != nil {
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t.Errorf("Test %d: %s: Failed to read response body: <ERROR> %v", 1, instanceType, err)
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}
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if !bytes.Equal(rspBytes, sampleNotificationConfig) {
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t.Errorf("Test %d: %s: Notification config doesn't match expected value: <ERROR> %v", 2, instanceType, err)
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}
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// Test 2: Try getting bucket notification on a non-existent bucket.
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invalidBucketName := "Invalid_BucketName"
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req, err = newTestSignedRequest("GET", getGetBucketNotificationURL("", invalidBucketName),
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// Nil Object layer
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nilAPIRouter := initTestAPIEndPoints(nil, []string{
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"GetBucketNotificationHandler",
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"PutBucketNotificationHandler",
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})
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testRec := httptest.NewRecorder()
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testReq, tErr := newTestSignedRequest("GET", getGetBucketNotificationURL("", randBucket),
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int64(0), nil, credentials.AccessKeyID, credentials.SecretAccessKey)
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if err != nil {
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t.Fatalf("Test %d: %s: Failed to create HTTP request for GetBucketNotification: <ERROR> %v",
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2, instanceType, err)
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if tErr != nil {
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t.Fatalf("Test %d: %s: Failed to create HTTP testRequest for GetBucketNotification: <ERROR> %v",
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len(testCases)+1, instanceType, tErr)
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}
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apiRouter.ServeHTTP(rec, req)
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if rec.Code != http.StatusOK {
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t.Errorf("Test %d: %s: GetBucketNotification request failed with %d: <ERROR> %v",
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2, instanceType, rec.Code, err)
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}
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// Test 3: Try getting bucket notification for a bucket with notification set.
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emptyNotificationXML := []byte("<NotificationConfiguration></NotificationConfiguration>" +
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"<NotificationConfiguration></NotificationConfiguration>")
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req, err = newTestSignedRequest("GET", getGetBucketNotificationURL("", noNotificationBucket),
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int64(0), nil, credentials.AccessKeyID, credentials.SecretAccessKey)
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if err != nil {
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t.Fatalf("Test %d: %s: Failed to create HTTP request for GetBucketNotification: <ERROR> %v",
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3, instanceType, err)
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}
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apiRouter.ServeHTTP(rec, req)
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if rec.Code != http.StatusOK {
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t.Errorf("Test %d: %s: GetBucketNotification request failed with %d: <ERROR> %v",
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3, instanceType, rec.Code, err)
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}
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if !bytes.Equal(rec.Body.Bytes(), emptyNotificationXML) {
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t.Errorf("Test %d: %s: GetBucketNotification request received notification "+
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"config different from empty config: <ERROR> %v", 3, instanceType, err)
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nilAPIRouter.ServeHTTP(testRec, testReq)
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if testRec.Code != http.StatusServiceUnavailable {
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t.Errorf("Test %d: %s: expected HTTP code %d, but received %d: <ERROR> %v",
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len(testCases)+1, instanceType, http.StatusServiceUnavailable, testRec.Code, err)
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}
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}
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