1 /******************************************************************************
2 *
3 * Copyright (C) 2014 Google, Inc.
4 *
5 * Licensed under the Apache License, Version 2.0 (the "License");
6 * you may not use this file except in compliance with the License.
7 * You may obtain a copy of the License at:
8 *
9 * http://www.apache.org/licenses/LICENSE-2.0
10 *
11 * Unless required by applicable law or agreed to in writing, software
12 * distributed under the License is distributed on an "AS IS" BASIS,
13 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
14 * See the License for the specific language governing permissions and
15 * limitations under the License.
16 *
17 ******************************************************************************/
18
19 #include <gtest/gtest.h>
20
21 #include "AlarmTestHarness.h"
22
23 extern "C" {
24 #include <stdint.h>
25
26 #include "low_power_manager.h"
27 #include "osi/include/osi.h"
28 #include "osi/include/semaphore.h"
29 #include "osi/include/thread.h"
30 #include "test_stubs.h"
31 #include "vendor.h"
32 }
33
34 DECLARE_TEST_MODES(
35 init,
36 cleanup,
37 enable_disable
38 );
39
40 static const low_power_manager_t *manager;
41 static thread_t *thread;
42 static semaphore_t *done;
43
44 static vendor_cb low_power_state_callback;
45
flush_work_queue_item(UNUSED_ATTR void * context)46 static void flush_work_queue_item(UNUSED_ATTR void *context) {
47 semaphore_post(done);
48 }
49
50 STUB_FUNCTION(int, vendor_send_command, (vendor_opcode_t opcode, void *param))
DURING(enable_disable)51 DURING(enable_disable) AT_CALL(0) {
52 EXPECT_EQ(VENDOR_GET_LPM_IDLE_TIMEOUT, opcode);
53 *((uint32_t *)param) = 100;
54 return 0;
55 }
56
57 UNEXPECTED_CALL;
58 return 0;
59 }
60
61 STUB_FUNCTION(int, vendor_send_async_command, (vendor_async_opcode_t opcode, void *param))
62 DURING(enable_disable) {
63 AT_CALL(0) {
64 EXPECT_EQ(VENDOR_SET_LPM_MODE, opcode);
65 EXPECT_EQ(BT_VND_LPM_ENABLE, *(uint8_t *)param);
66 low_power_state_callback(true);
67 thread_post(thread, flush_work_queue_item, NULL);
68 return 0;
69 }
70 AT_CALL(1) {
71 EXPECT_EQ(VENDOR_SET_LPM_MODE, opcode);
72 EXPECT_EQ(BT_VND_LPM_DISABLE, *(uint8_t *)param);
73 low_power_state_callback(true);
74 thread_post(thread, flush_work_queue_item, NULL);
75 return 0;
76 }
77 }
78
79 UNEXPECTED_CALL;
80 return 0;
81 }
82
83 STUB_FUNCTION(void, vendor_set_callback, (vendor_async_opcode_t opcode, vendor_cb callback))
84 DURING(init) AT_CALL(0) {
85 EXPECT_EQ(VENDOR_SET_LPM_MODE, opcode);
86 low_power_state_callback = callback;
87 return;
88 }
89
90 UNEXPECTED_CALL;
91 }
92
93 static void reset_for(TEST_MODES_T next) {
94 RESET_CALL_COUNT(vendor_send_command);
95 RESET_CALL_COUNT(vendor_send_async_command);
96 RESET_CALL_COUNT(vendor_set_callback);
97 CURRENT_TEST_MODE = next;
98 }
99
100 class LowPowerManagerTest : public AlarmTestHarness {
101 protected:
102 virtual void SetUp() {
103 AlarmTestHarness::SetUp();
104 low_power_state_callback = NULL;
105 vendor.send_command = vendor_send_command;
106 vendor.send_async_command = vendor_send_async_command;
107 vendor.set_callback = vendor_set_callback;
108 manager = low_power_manager_get_test_interface(&vendor);
109 thread = thread_new("test_thread");
110 done = semaphore_new(0);
111
112 reset_for(init);
113 manager->init(thread);
114
115 EXPECT_CALL_COUNT(vendor_set_callback, 1);
116 }
117
118 virtual void TearDown() {
119 reset_for(cleanup);
120 manager->cleanup();
121
122 semaphore_free(done);
123 thread_free(thread);
124 AlarmTestHarness::TearDown();
125 }
126
127 vendor_t vendor;
128 };
129
130 TEST_F(LowPowerManagerTest, test_enable_disable) {
131 reset_for(enable_disable);
132 manager->post_command(LPM_ENABLE);
133 semaphore_wait(done);
134
135 manager->post_command(LPM_DISABLE);
136 semaphore_wait(done);
137
138 EXPECT_CALL_COUNT(vendor_send_command, 1);
139 EXPECT_CALL_COUNT(vendor_send_async_command, 2);
140 }
141