1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
|
/* Copyright JS Foundation and other contributors, http://js.foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include "jerryscript-port-default.h"
#include "jerryscript-port.h"
#include "jerryscript.h"
#include "test-common.h"
static void
test_promise_resolve_success (void)
{
jerry_value_t my_promise = jerry_create_promise ();
// A created promise has an undefined promise result by default and a pending state
{
jerry_value_t promise_result = jerry_get_promise_result (my_promise);
TEST_ASSERT (jerry_value_is_undefined (promise_result));
jerry_promise_state_t promise_state = jerry_get_promise_state (my_promise);
TEST_ASSERT (promise_state == JERRY_PROMISE_STATE_PENDING);
jerry_release_value (promise_result);
}
jerry_value_t resolve_value = jerry_create_object ();
{
jerry_value_t obj_key = jerry_create_string ((const jerry_char_t *) "key_one");
jerry_value_t set_result = jerry_set_property (resolve_value, obj_key, jerry_create_number (3));
TEST_ASSERT (jerry_value_is_boolean (set_result) && (jerry_value_is_true (set_result)));
jerry_release_value (set_result);
jerry_release_value (obj_key);
}
// A resolved promise should have the result of from the resolve call and a fulfilled state
{
jerry_value_t resolve_result = jerry_resolve_or_reject_promise (my_promise, resolve_value, true);
// Release "old" value of resolve.
jerry_release_value (resolve_value);
jerry_value_t promise_result = jerry_get_promise_result (my_promise);
{
TEST_ASSERT (jerry_value_is_object (promise_result));
jerry_value_t obj_key = jerry_create_string ((const jerry_char_t *) "key_one");
jerry_value_t get_result = jerry_get_property (promise_result, obj_key);
TEST_ASSERT (jerry_value_is_number (get_result));
TEST_ASSERT (jerry_get_number_value (get_result) == 3.0);
jerry_release_value (get_result);
jerry_release_value (obj_key);
}
jerry_promise_state_t promise_state = jerry_get_promise_state (my_promise);
TEST_ASSERT (promise_state == JERRY_PROMISE_STATE_FULFILLED);
jerry_release_value (promise_result);
jerry_release_value (resolve_result);
}
// Resolvind a promise again does not change the result/state
{
jerry_value_t resolve_result = jerry_resolve_or_reject_promise (my_promise, jerry_create_number (50), false);
jerry_value_t promise_result = jerry_get_promise_result (my_promise);
{
TEST_ASSERT (jerry_value_is_object (promise_result));
jerry_value_t obj_key = jerry_create_string ((const jerry_char_t *) "key_one");
jerry_value_t get_result = jerry_get_property (promise_result, obj_key);
TEST_ASSERT (jerry_value_is_number (get_result));
TEST_ASSERT (jerry_get_number_value (get_result) == 3.0);
jerry_release_value (get_result);
jerry_release_value (obj_key);
}
jerry_promise_state_t promise_state = jerry_get_promise_state (my_promise);
TEST_ASSERT (promise_state == JERRY_PROMISE_STATE_FULFILLED);
jerry_release_value (promise_result);
jerry_release_value (resolve_result);
}
jerry_release_value (my_promise);
} /* test_promise_resolve_success */
static void
test_promise_resolve_fail (void)
{
jerry_value_t my_promise = jerry_create_promise ();
// A created promise has an undefined promise result by default and a pending state
{
jerry_value_t promise_result = jerry_get_promise_result (my_promise);
TEST_ASSERT (jerry_value_is_undefined (promise_result));
jerry_promise_state_t promise_state = jerry_get_promise_state (my_promise);
TEST_ASSERT (promise_state == JERRY_PROMISE_STATE_PENDING);
jerry_release_value (promise_result);
}
// A resolved promise should have the result of from the resolve call and a fulfilled state
{
jerry_value_t error_value = jerry_create_error (JERRY_ERROR_TYPE, (const jerry_char_t *) "resolve_fail");
jerry_value_t error_obj = jerry_get_value_from_error (error_value, true);
jerry_value_t resolve_result = jerry_resolve_or_reject_promise (my_promise, error_obj, false);
jerry_release_value (error_obj);
jerry_value_t promise_result = jerry_get_promise_result (my_promise);
// The error is not throw that's why it is only an error object.
TEST_ASSERT (jerry_value_is_object (promise_result));
TEST_ASSERT (jerry_get_error_type (promise_result) == JERRY_ERROR_TYPE);
jerry_promise_state_t promise_state = jerry_get_promise_state (my_promise);
TEST_ASSERT (promise_state == JERRY_PROMISE_STATE_REJECTED);
jerry_release_value (promise_result);
jerry_release_value (resolve_result);
}
// Resolvind a promise again does not change the result/state
{
jerry_value_t resolve_result = jerry_resolve_or_reject_promise (my_promise, jerry_create_number (50), true);
jerry_value_t promise_result = jerry_get_promise_result (my_promise);
TEST_ASSERT (jerry_value_is_object (promise_result));
TEST_ASSERT (jerry_get_error_type (promise_result) == JERRY_ERROR_TYPE);
jerry_promise_state_t promise_state = jerry_get_promise_state (my_promise);
TEST_ASSERT (promise_state == JERRY_PROMISE_STATE_REJECTED);
jerry_release_value (promise_result);
jerry_release_value (resolve_result);
}
jerry_release_value (my_promise);
} /* test_promise_resolve_fail */
static void
test_promise_from_js (void)
{
const jerry_char_t test_source[] = "(new Promise(function(rs, rj) { rs(30); })).then(function(v) { return v + 1; })";
jerry_value_t parsed_code_val = jerry_parse (test_source, sizeof (test_source) - 1, NULL);
TEST_ASSERT (!jerry_value_is_error (parsed_code_val));
jerry_value_t res = jerry_run (parsed_code_val);
TEST_ASSERT (jerry_value_is_promise (res));
TEST_ASSERT (jerry_get_promise_state (res) == JERRY_PROMISE_STATE_PENDING);
jerry_value_t run_result = jerry_run_all_enqueued_jobs ();
TEST_ASSERT (jerry_value_is_undefined (run_result));
jerry_release_value (run_result);
TEST_ASSERT (jerry_get_promise_state (res) == JERRY_PROMISE_STATE_FULFILLED);
jerry_value_t promise_result = jerry_get_promise_result (res);
TEST_ASSERT (jerry_value_is_number (promise_result));
TEST_ASSERT (jerry_get_number_value (promise_result) == 31.0);
jerry_release_value (promise_result);
jerry_release_value (res);
jerry_release_value (parsed_code_val);
} /* test_promise_from_js */
int
main (void)
{
if (!jerry_is_feature_enabled (JERRY_FEATURE_PROMISE))
{
jerry_port_log (JERRY_LOG_LEVEL_ERROR, "Promise is disabled!\n");
return 0;
}
jerry_init (JERRY_INIT_EMPTY);
test_promise_resolve_fail ();
test_promise_resolve_success ();
test_promise_from_js ();
jerry_cleanup ();
return 0;
} /* main */
|
