1 /*
2 * Copyright (C) 2017 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <ese/ese.h>
18 #include <gtest/gtest.h>
19
20 ESE_INCLUDE_HW(ESE_HW_FAKE);
21
22 using ::testing::Test;
23
24 class EseInterfaceTest : public virtual Test {
25 public:
EseInterfaceTest()26 EseInterfaceTest() : ese_(ESE_INITIALIZER(ESE_HW_FAKE)) {
27 }
~EseInterfaceTest()28 virtual ~EseInterfaceTest() { }
SetUp()29 virtual void SetUp() { }
TearDown()30 virtual void TearDown() { }
31 struct EseInterface ese_;
32 };
33
TEST_F(EseInterfaceTest,EseNameNull)34 TEST_F(EseInterfaceTest, EseNameNull) {
35 EXPECT_STREQ("NULL EseInterface", ese_name(NULL));
36 };
37
TEST_F(EseInterfaceTest,EseNameOk)38 TEST_F(EseInterfaceTest, EseNameOk) {
39 EXPECT_STREQ("eSE Fake Hardware", ese_name(&ese_));
40 };
41
TEST_F(EseInterfaceTest,EseNameUnknown)42 TEST_F(EseInterfaceTest, EseNameUnknown) {
43 struct EseOperations dummy_ops = {
44 .name = NULL,
45 };
46 struct EseInterface dummy = {
47 .ops = &dummy_ops
48 };
49 EXPECT_STREQ("unknown hw", ese_name(&dummy));
50 };
51
TEST_F(EseInterfaceTest,EseOpenNull)52 TEST_F(EseInterfaceTest, EseOpenNull) {
53 EXPECT_EQ(-1, ese_open(NULL, NULL));
54 };
55
TEST_F(EseInterfaceTest,EseOpenNoOp)56 TEST_F(EseInterfaceTest, EseOpenNoOp) {
57 struct EseOperations dummy_ops = {
58 .open = NULL,
59 };
60 struct EseInterface dummy = {
61 .ops = &dummy_ops
62 };
63 EXPECT_EQ(0, ese_open(&dummy, NULL));
64 };
65
TEST_F(EseInterfaceTest,EseOpenOk)66 TEST_F(EseInterfaceTest, EseOpenOk) {
67 EXPECT_EQ(0, ese_open(&ese_, NULL));
68 };
69
TEST_F(EseInterfaceTest,EseCloseNull)70 TEST_F(EseInterfaceTest, EseCloseNull) {
71 ese_close(NULL);
72 };
73
TEST_F(EseInterfaceTest,EseCloseNoOp)74 TEST_F(EseInterfaceTest, EseCloseNoOp) {
75 struct EseOperations dummy_ops = {
76 .close = NULL,
77 };
78 struct EseInterface dummy = {
79 .ops = &dummy_ops
80 };
81 /* Will pass without an open first. */
82 ese_close(&dummy);
83 };
84
TEST_F(EseInterfaceTest,EseCloseOk)85 TEST_F(EseInterfaceTest, EseCloseOk) {
86 EXPECT_EQ(0, ese_open(&ese_, NULL));
87 ese_close(&ese_);
88 };
89
TEST_F(EseInterfaceTest,EseClosePending)90 TEST_F(EseInterfaceTest, EseClosePending) {
91 EXPECT_EQ(0, ese_open(&ese_, NULL));
92 ese_.ops->hw_transmit(&ese_, NULL, 0, 0);
93 ese_close(&ese_);
94 EXPECT_EQ(0, ese_open(&ese_, NULL));
95 ese_.ops->hw_transmit(&ese_, NULL, 0, 1);
96 ese_.ops->hw_receive(&ese_, NULL, 0, 0);
97 ese_close(&ese_);
98 EXPECT_EQ(0, ese_open(&ese_, NULL));
99 ese_.ops->hw_receive(&ese_, NULL, 0, 1);
100 ese_close(&ese_);
101 };
102
103
TEST_F(EseInterfaceTest,EseTransceiveSendNothing)104 TEST_F(EseInterfaceTest, EseTransceiveSendNothing) {
105 EXPECT_EQ(0, ese_open(&ese_, NULL));
106 // Relying on hw transmit/recieve alone is not supported.
107 uint8_t *tx = NULL;
108 uint8_t *rx = NULL;
109 EXPECT_EQ(-1, ese_transceive(&ese_, tx, 0, rx, 0));
110 EXPECT_EQ(-1, ese_transceive(&ese_, tx+1, 0, rx, 0));
111 EXPECT_EQ(-1, ese_transceive(&ese_, tx, 0, rx+1, 0));
112 EXPECT_EQ(-1, ese_transceive(&ese_, tx, 0, rx, 100));
113 EXPECT_EQ(-1, ese_transceive(&ese_, tx, 220, rx, 100));
114 EXPECT_EQ(-1, ese_transceive(&ese_, tx+1, 0, rx+1, 0));
115 ese_close(&ese_);
116 };
117
TEST_F(EseInterfaceTest,EseTransceiveNoOps)118 TEST_F(EseInterfaceTest, EseTransceiveNoOps) {
119 struct EseOperations dummy_ops = {
120 .open = NULL,
121 .close = NULL,
122 .transceive = NULL,
123 .hw_transmit = NULL,
124 .hw_receive = NULL,
125 };
126 struct EseInterface dummy = {
127 .ops = &dummy_ops
128 };
129 /* Will pass without an open first. */
130 EXPECT_EQ(-1, ese_transceive(&dummy, NULL, 0, NULL, 0));
131 EXPECT_EQ(1, ese_error(&dummy));
132 EXPECT_EQ(-1, ese_error_code(&dummy));
133 EXPECT_STREQ("Hardware supplied no transceive implementation.",
134 ese_error_message(&dummy));
135 };
136
137
138