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fl_message_codec_test.cc
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1 // Copyright 2013 The Flutter Authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 #include "flutter/shell/platform/linux/public/flutter_linux/fl_message_codec.h"
6 #include "gtest/gtest.h"
7
8 G_DECLARE_FINAL_TYPE(FlTestCodec, fl_test_codec, FL, TEST_CODEC, FlMessageCodec)
9
10 // Implement the FlMessageCodec API for the following tests to check it works as
11 // expected.
12 struct _FlTestCodec {
13 FlMessageCodec parent_instance;
14 };
15
16 G_DEFINE_TYPE(FlTestCodec, fl_test_codec, fl_message_codec_get_type())
17
18 // Implements FlMessageCodec::encode_message.
19 static GBytes* fl_test_codec_encode_message(FlMessageCodec* codec,
20 FlValue* value,
21 GError** error) {
22 EXPECT_TRUE(FL_IS_TEST_CODEC(codec));
23
24 if (fl_value_get_type(value) == FL_VALUE_TYPE_INT) {
25 char c = '0' + fl_value_get_int(value);
26 return g_bytes_new(&c, 1);
27 } else {
28 g_set_error(error, FL_MESSAGE_CODEC_ERROR, FL_MESSAGE_CODEC_ERROR_FAILED,
29 "ERROR");
30 return nullptr;
31 }
32 }
33
34 // Implements FlMessageCodec::decode_message.
35 static FlValue* fl_test_codec_decode_message(FlMessageCodec* codec,
36 GBytes* message,
37 GError** error) {
38 EXPECT_TRUE(FL_IS_TEST_CODEC(codec));
39
40 size_t data_length;
41 const uint8_t* data =
42 static_cast<const uint8_t*>(g_bytes_get_data(message, &data_length));
43 if (data_length < 1) {
44 g_set_error(error, FL_MESSAGE_CODEC_ERROR,
45 FL_MESSAGE_CODEC_ERROR_OUT_OF_DATA, "No data");
46 return FALSE;
47 }
48 if (data_length > 1) {
49 g_set_error(error, FL_MESSAGE_CODEC_ERROR,
50 FL_MESSAGE_CODEC_ERROR_ADDITIONAL_DATA,
51 "FL_MESSAGE_CODEC_ERROR_ADDITIONAL_DATA");
52 return FALSE;
53 }
54
55 return fl_value_new_int(data[0] - '0');
56 }
57
58 static void fl_test_codec_class_init(FlTestCodecClass* klass) {
59 FL_MESSAGE_CODEC_CLASS(klass)->encode_message = fl_test_codec_encode_message;
60 FL_MESSAGE_CODEC_CLASS(klass)->decode_message = fl_test_codec_decode_message;
61 }
62
63 static void fl_test_codec_init(FlTestCodec* self) {}
64
65 static FlTestCodec* fl_test_codec_new() {
66 return FL_TEST_CODEC(g_object_new(fl_test_codec_get_type(), nullptr));
67 }
68
69 TEST(FlMessageCodecTest, EncodeMessage) {
70 g_autoptr(FlTestCodec) codec = fl_test_codec_new();
71
72 g_autoptr(FlValue) value = fl_value_new_int(1);
73 g_autoptr(GError) error = nullptr;
74 g_autoptr(GBytes) message =
75 fl_message_codec_encode_message(FL_MESSAGE_CODEC(codec), value, &error);
76 EXPECT_NE(message, nullptr);
77 EXPECT_EQ(error, nullptr);
78 EXPECT_EQ(g_bytes_get_size(message), static_cast<gsize>(1));
79 EXPECT_EQ(static_cast<const uint8_t*>(g_bytes_get_data(message, nullptr))[0],
80 '1');
81 }
82
83 TEST(FlMessageCodecTest, EncodeMessageError) {
84 g_autoptr(FlTestCodec) codec = fl_test_codec_new();
85
86 g_autoptr(FlValue) value = fl_value_new_null();
87 g_autoptr(GError) error = nullptr;
88 g_autoptr(GBytes) message =
89 fl_message_codec_encode_message(FL_MESSAGE_CODEC(codec), value, &error);
90 EXPECT_EQ(message, nullptr);
91 EXPECT_TRUE(g_error_matches(error, FL_MESSAGE_CODEC_ERROR,
92 FL_MESSAGE_CODEC_ERROR_FAILED));
93 }
94
95 TEST(FlMessageCodecTest, DecodeMessageEmpty) {
96 g_autoptr(FlTestCodec) codec = fl_test_codec_new();
97 g_autoptr(GBytes) message = g_bytes_new(nullptr, 0);
98
99 g_autoptr(GError) error = nullptr;
100 g_autoptr(FlValue) value =
101 fl_message_codec_decode_message(FL_MESSAGE_CODEC(codec), message, &error);
102 EXPECT_EQ(value, nullptr);
103 EXPECT_TRUE(g_error_matches(error, FL_MESSAGE_CODEC_ERROR,
104 FL_MESSAGE_CODEC_ERROR_OUT_OF_DATA));
105 }
106
107 TEST(FlMessageCodecTest, DecodeMessage) {
108 g_autoptr(FlTestCodec) codec = fl_test_codec_new();
109 uint8_t data[] = {'1'};
110 g_autoptr(GBytes) message = g_bytes_new(data, 1);
111
112 g_autoptr(GError) error = nullptr;
113 g_autoptr(FlValue) value =
114 fl_message_codec_decode_message(FL_MESSAGE_CODEC(codec), message, &error);
115 EXPECT_NE(value, nullptr);
116 EXPECT_EQ(error, nullptr);
117
118 ASSERT_TRUE(fl_value_get_type(value) == FL_VALUE_TYPE_INT);
119 EXPECT_EQ(fl_value_get_int(value), 1);
120 }
121
122 TEST(FlMessageCodecTest, DecodeMessageExtraData) {
123 g_autoptr(FlTestCodec) codec = fl_test_codec_new();
124 uint8_t data[] = {'1', '2'};
125 g_autoptr(GBytes) message = g_bytes_new(data, 2);
126
127 g_autoptr(GError) error = nullptr;
128 g_autoptr(FlValue) value =
129 fl_message_codec_decode_message(FL_MESSAGE_CODEC(codec), message, &error);
130 EXPECT_EQ(value, nullptr);
131 EXPECT_TRUE(g_error_matches(error, FL_MESSAGE_CODEC_ERROR,
132 FL_MESSAGE_CODEC_ERROR_ADDITIONAL_DATA));
133 }
FL_MESSAGE_CODEC_ERROR_ADDITIONAL_DATA
@ FL_MESSAGE_CODEC_ERROR_ADDITIONAL_DATA
Definition: fl_message_codec.h:36
FlValue
typedefG_BEGIN_DECLS struct _FlValue FlValue
Definition: fl_value.h:42
_FlTestCodec::parent_instance
FlMessageCodec parent_instance
Definition: fl_message_codec_test.cc:13
fl_value_new_null
G_MODULE_EXPORT FlValue * fl_value_new_null()
Definition: fl_value.cc:251
fl_value_new_int
G_MODULE_EXPORT FlValue * fl_value_new_int(int64_t value)
Definition: fl_value.cc:262
fl_test_codec_encode_message
static GBytes * fl_test_codec_encode_message(FlMessageCodec *codec, FlValue *value, GError **error)
Definition: fl_message_codec_test.cc:19
TEST
TEST(FlMessageCodecTest, EncodeMessage)
Definition: fl_message_codec_test.cc:69
fl_test_codec_decode_message
static FlValue * fl_test_codec_decode_message(FlMessageCodec *codec, GBytes *message, GError **error)
Definition: fl_message_codec_test.cc:35
fl_value_get_int
G_MODULE_EXPORT int64_t fl_value_get_int(FlValue *self)
Definition: fl_value.cc:668
_FlTestCodec
Definition: fl_message_codec_test.cc:12
fl_message_codec_decode_message
G_MODULE_EXPORT FlValue * fl_message_codec_decode_message(FlMessageCodec *self, GBytes *message, GError **error)
Definition: fl_message_codec.cc:33
fl_test_codec_new
static FlTestCodec * fl_test_codec_new()
Definition: fl_message_codec_test.cc:65
fl_value_get_type
G_MODULE_EXPORT FlValueType fl_value_get_type(FlValue *self)
Definition: fl_value.cc:466
fl_message_codec.h
fl_test_codec_init
static void fl_test_codec_init(FlTestCodec *self)
Definition: fl_message_codec_test.cc:63
G_DEFINE_TYPE
G_DEFINE_TYPE(FlBasicMessageChannelResponseHandle, fl_basic_message_channel_response_handle, G_TYPE_OBJECT) static void fl_basic_message_channel_response_handle_dispose(GObject *object)
Definition: fl_basic_message_channel.cc:37
FL_MESSAGE_CODEC_ERROR_FAILED
@ FL_MESSAGE_CODEC_ERROR_FAILED
Definition: fl_message_codec.h:34
G_DECLARE_FINAL_TYPE
G_BEGIN_DECLS G_DECLARE_FINAL_TYPE(FlAccessibleTextField, fl_accessible_text_field, FL, ACCESSIBLE_TEXT_FIELD, FlAccessibleNode)
FL
FL
Definition: fl_binary_messenger.cc:27
FL_VALUE_TYPE_INT
@ FL_VALUE_TYPE_INT
Definition: fl_value.h:67
FL_MESSAGE_CODEC_ERROR_OUT_OF_DATA
@ FL_MESSAGE_CODEC_ERROR_OUT_OF_DATA
Definition: fl_message_codec.h:35
error
const uint8_t uint32_t uint32_t GError ** error
Definition: fl_pixel_buffer_texture_test.cc:40
fl_message_codec_encode_message
G_MODULE_EXPORT GBytes * fl_message_codec_encode_message(FlMessageCodec *self, FlValue *message, GError **error)
Definition: fl_message_codec.cc:17
value
uint8_t value
Definition: fl_standard_message_codec.cc:36
fl_test_codec_class_init
static void fl_test_codec_class_init(FlTestCodecClass *klass)
Definition: fl_message_codec_test.cc:58
FL_MESSAGE_CODEC_ERROR
#define FL_MESSAGE_CODEC_ERROR
Definition: fl_message_codec.h:30