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🐛 fix ChopperClient.send() sending wrong request when using an Authenticator #497

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merged 3 commits into from
Sep 2, 2023
Merged

🐛 fix ChopperClient.send() sending wrong request when using an Authenticator #497

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0132492
:bug: fix #492 chopper base.dart send() authenticate sending wrong re…
techouse Sep 1, 2023
21d5ecb
:white_check_mark: add JsonConverter.isJson tests
techouse Sep 1, 2023
c4ef2a6
:rotating_light: fix linter warning
techouse Sep 1, 2023
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7 changes: 2 additions & 5 deletions chopper/lib/src/base.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -309,11 +309,8 @@ base class ChopperClient {
dynamic res = Response(response, response.body);

if (authenticator != null) {
final Request? updatedRequest = await authenticator!.authenticate(
request,
res,
request,
);
final Request? updatedRequest =
await authenticator!.authenticate(req, res, request);

if (updatedRequest != null) {
res = await send<BodyType, InnerType>(
Expand Down
19 changes: 16 additions & 3 deletions chopper/lib/src/interceptor.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -193,9 +193,12 @@ class JsonConverter implements Converter, ErrorConverter {
Request encodeJson(Request request) {
final String? contentType = request.headers[contentTypeKey];

return (contentType?.contains(jsonHeaders) ?? false)
? request.copyWith(body: json.encode(request.body))
: request;
if ((contentType?.contains(jsonHeaders) ?? false) &&
(request.body.runtimeType != String || !isJson(request.body))) {
return request.copyWith(body: json.encode(request.body));
}

return request;
}

FutureOr<Response> decodeJson<BodyType, InnerType>(Response response) async {
Expand Down Expand Up @@ -255,6 +258,16 @@ class JsonConverter implements Converter, ErrorConverter {

static Request requestFactory(Request request) =>
const JsonConverter().convertRequest(request);

@visibleForTesting
static bool isJson(dynamic data) {
try {
json.decode(data);
return true;
} catch (_) {
return false;
}
}
}

/// A [Converter] implementation that converts only [Request]s having a [Map] as their body.
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19 changes: 19 additions & 0 deletions chopper/test/converter_test.dart
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Original file line number Diff line number Diff line change
Expand Up @@ -111,6 +111,25 @@ void main() {

expect(converted.body, equals({'foo': 'bar'}));
});

test('JsonConverter.isJson', () {
expect(JsonConverter.isJson('{"foo":"bar"}'), isTrue);
expect(JsonConverter.isJson('foo'), isFalse);
expect(JsonConverter.isJson(''), isFalse);
expect(JsonConverter.isJson(null), isFalse);
expect(JsonConverter.isJson(42), isFalse);
expect(JsonConverter.isJson([]), isFalse);
expect(JsonConverter.isJson([1, 2, 3]), isFalse);
expect(JsonConverter.isJson(['a', 'b', 'c']), isFalse);
expect(JsonConverter.isJson({}), isFalse);
expect(
JsonConverter.isJson({
'foo': 'bar',
'list': [1, 2, 3],
}),
isFalse,
);
});
});

test('respects content-type headers', () {
Expand Down