api: BucketNotification should disallow duplicate notification. (#2539)

Added checks to look for duplicated notification configs.

Fixes #2472

pkg/mimedb/db.go

@@ -1840,10 +1840,6 @@ var DB = map[string]struct {
 		ContentType:  "image/vnd.ms-modi",
 		Compressible: false,
 	},
-	"mdp": {
-		ContentType:  "application/dash+xml",
-		Compressible: false,
-	},
 	"me": {
 		ContentType:  "text/troff",
 		Compressible: false,
@@ -2008,6 +2004,10 @@ var DB = map[string]struct {
 		ContentType:  "application/vnd.mophun.certificate",
 		Compressible: false,
 	},
+	"mpd": {
+		ContentType:  "application/dash+xml",
+		Compressible: false,
+	},
 	"mpe": {
 		ContentType:  "video/mpeg",
 		Compressible: false,
@@ -2824,6 +2824,10 @@ var DB = map[string]struct {
 		ContentType:  "application/relax-ng-compact-syntax",
 		Compressible: false,
 	},
+	"rng": {
+		ContentType:  "application/xml",
+		Compressible: false,
+	},
 	"roa": {
 		ContentType:  "application/rpki-roa",
 		Compressible: false,
@@ -3088,6 +3092,14 @@ var DB = map[string]struct {
 		ContentType:  "application/vnd.openxmlformats-officedocument.presentationml.slide",
 		Compressible: false,
 	},
+	"slim": {
+		ContentType:  "text/slim",
+		Compressible: false,
+	},
+	"slm": {
+		ContentType:  "text/slim",
+		Compressible: false,
+	},
 	"slt": {
 		ContentType:  "application/vnd.epson.salt",
 		Compressible: false,

pkg/mimedb/db_test.go

@@ -1,5 +1,5 @@
 /*
- * mime-db: Mime Database, (C) 2015 Minio, Inc.
+ * mime-db: Mime Database, (C) 2015, 2016 Minio, Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -14,24 +14,18 @@
  * limitations under the License.
  */
 
-package mimedb_test
+package mimedb
 
-import (
-	"testing"
+import "testing"
 
-	"github.com/minio/minio/pkg/mimedb"
-
-	. "gopkg.in/check.v1"
-)
-
-func Test(t *testing.T) { TestingT(t) }
-
-type MySuite struct{}
-
-var _ = Suite(&MySuite{})
-
-func (s *MySuite) TestLookup(c *C) {
-	// Test MustLookup.
-	contentType := mimedb.DB["exe"].ContentType
-	c.Assert(contentType, Not(Equals), "")
+func TestMimeLookup(t *testing.T) {
+	// Test mimeLookup.
+	contentType := DB["txt"].ContentType
+	if contentType != "text/plain" {
+		t.Fatalf("Invalid content type are found expected \"application/x-msdownload\", got %s", contentType)
+	}
+	compressible := DB["txt"].Compressible
+	if compressible != false {
+		t.Fatalf("Invalid content type are found expected \"false\", got %t", compressible)
+	}
 }