ref: Remove default attachment content type (#2443)

Removed the default attachment content type.
This is defined at server side.

Author: brustolin

CHANGELOG.md

@@ -35,6 +35,7 @@ This version adds a dependency on Swift.
     - Remove `- [SentryOptions sdkInfo]` (#2404)
 - Marks App hang's event stacktrace snapshot as true (#2441) 
 - Enable user interaction tracing by default (#2442)
+- Remove default attachment content type (#2443)
 
 ## 7.31.2
 

Sources/Sentry/Public/SentryAttachment.h

@@ -27,7 +27,7 @@ SENTRY_NO_INIT
  */
 - (instancetype)initWithData:(NSData *)data
                     filename:(NSString *)filename
-                 contentType:(NSString *)contentType;
+                 contentType:(nullable NSString *)contentType;
 
 /**
  * Initializes an attachment with a path. Uses the last path compontent of the path as a filename
@@ -63,27 +63,27 @@ SENTRY_NO_INIT
  */
 - (instancetype)initWithPath:(NSString *)path
                     filename:(NSString *)filename
-                 contentType:(NSString *)contentType;
+                 contentType:(nullable NSString *)contentType;
 
 /**
  * The data of the attachment.
  */
-@property (readonly, nonatomic, strong) NSData *_Nullable data;
+@property (readonly, nonatomic, strong, nullable) NSData *data;
 
 /**
  * The path of the attachment.
  */
-@property (readonly, nonatomic, copy) NSString *_Nullable path;
+@property (readonly, nonatomic, copy, nullable) NSString *path;
 
 /**
  * The filename of the attachment to display in Sentry.
  */
 @property (readonly, nonatomic, copy) NSString *filename;
 
 /**
- * The content type of the attachment. Default is "application/octet-stream".
+ * The content type of the attachment.
  */
-@property (readonly, nonatomic, copy) NSString *contentType;
+@property (readonly, nonatomic, copy, nullable) NSString *contentType;
 
 @end
 

Sources/Sentry/SentryAttachment.m

@@ -3,18 +3,16 @@
 
 NS_ASSUME_NONNULL_BEGIN
 
-NSString *const DefaultContentType = @"application/octet-stream";
-
 @implementation SentryAttachment
 
 - (instancetype)initWithData:(NSData *)data filename:(NSString *)filename
 {
-    return [self initWithData:data filename:filename contentType:DefaultContentType];
+    return [self initWithData:data filename:filename contentType:nil];
 }
 
 - (instancetype)initWithData:(NSData *)data
                     filename:(NSString *)filename
-                 contentType:(NSString *)contentType
+                 contentType:(nullable NSString *)contentType
 {
 
     if (self = [super init]) {
@@ -32,12 +30,12 @@ - (instancetype)initWithPath:(NSString *)path
 
 - (instancetype)initWithPath:(NSString *)path filename:(NSString *)filename
 {
-    return [self initWithPath:path filename:filename contentType:DefaultContentType];
+    return [self initWithPath:path filename:filename contentType:nil];
 }
 
 - (instancetype)initWithPath:(NSString *)path
                     filename:(NSString *)filename
-                 contentType:(NSString *)contentType
+                 contentType:(nullable NSString *)contentType
 {
     if (self = [super init]) {
         _path = path;

Sources/Sentry/SentrySerialization.m

@@ -284,7 +284,7 @@ + (SentryEnvelope *_Nullable)envelopeWithData:(NSData *)data
             NSString *_Nullable contentType = [headerDictionary valueForKey:@"content_type"];
 
             SentryEnvelopeItemHeader *itemHeader;
-            if (nil != filename && nil != contentType) {
+            if (nil != filename) {
                 itemHeader = [[SentryEnvelopeItemHeader alloc] initWithType:type
                                                                      length:bodyLength
                                                                   filenname:filename

Tests/SentryTests/Protocol/SentryAttachmentTests.swift

@@ -27,7 +27,7 @@ class SentryAttachmentTests: XCTestCase {
 
         XCTAssertEqual(fixture.data, attachment.data)
         XCTAssertEqual(fixture.filename, attachment.filename)
-        XCTAssertEqual(fixture.defaultContentType, attachment.contentType)
+        XCTAssertNil(attachment.contentType)
         XCTAssertNil(attachment.path)
     }
 
@@ -45,7 +45,7 @@ class SentryAttachmentTests: XCTestCase {
 
         XCTAssertEqual(fixture.path, attachment.path)
         XCTAssertEqual(fixture.filename, attachment.filename)
-        XCTAssertEqual(fixture.defaultContentType, attachment.contentType)
+        XCTAssertNil(attachment.contentType)
         XCTAssertNil(attachment.data)
     }
 
@@ -54,7 +54,7 @@ class SentryAttachmentTests: XCTestCase {
 
         XCTAssertEqual("", attachment.path)
         XCTAssertEqual("", attachment.filename)
-        XCTAssertEqual(fixture.defaultContentType, attachment.contentType)
+        XCTAssertNil(attachment.contentType)
         XCTAssertNil(attachment.data)
     }
 
@@ -87,7 +87,7 @@ class SentryAttachmentTests: XCTestCase {
 
         XCTAssertEqual(fixture.path, attachment.path)
         XCTAssertEqual(filename, attachment.filename)
-        XCTAssertEqual(fixture.defaultContentType, attachment.contentType)
+        XCTAssertNil(attachment.contentType)
         XCTAssertNil(attachment.data)
     }