status_unittest.cpp 7.89 KB
Newer Older
gejun's avatar
gejun committed
1
// Copyright (c) 2014 Baidu, Inc.
gejun's avatar
gejun committed
2 3 4 5 6 7
//
// Author: Ge,Jun (gejun@baidu.com)
// Date: 2010-12-04 11:59

#include <errno.h>
#include <gtest/gtest.h>
8
#include "butil/status.h"
gejun's avatar
gejun committed
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25

namespace {
class StatusTest : public ::testing::Test{
protected:
    StatusTest(){
    };
    virtual ~StatusTest(){};
    virtual void SetUp() {
        srand(time(0));
    };
    virtual void TearDown() {
    };
};

TEST_F(StatusTest, success_status) {
    std::ostringstream oss;

26
    butil::Status st;
gejun's avatar
gejun committed
27 28 29 30 31 32 33 34
    ASSERT_TRUE(st.ok());
    ASSERT_EQ(0, st.error_code());
    ASSERT_STREQ("OK", st.error_cstr());
    ASSERT_EQ("OK", st.error_str());
    oss.str("");
    oss << st;
    ASSERT_EQ("OK", oss.str());

35
    butil::Status st2(0, "blahblah");
gejun's avatar
gejun committed
36 37 38 39 40 41 42 43
    ASSERT_TRUE(st2.ok());
    ASSERT_EQ(0, st2.error_code());
    ASSERT_STREQ("OK", st2.error_cstr());
    ASSERT_EQ("OK", st2.error_str());
    oss.str("");
    oss << st2;
    ASSERT_EQ("OK", oss.str());

44
    butil::Status st3 = butil::Status::OK();
gejun's avatar
gejun committed
45 46 47 48 49 50 51 52 53 54 55 56 57 58 59
    ASSERT_TRUE(st3.ok());
    ASSERT_EQ(0, st3.error_code());
    ASSERT_STREQ("OK", st3.error_cstr());
    ASSERT_EQ("OK", st3.error_str());
    oss.str("");
    oss << st3;
    ASSERT_EQ("OK", oss.str());
}

#define NO_MEMORY_STR "No memory"
#define NO_CPU_STR "No CPU"

TEST_F(StatusTest, failed_status) {
    std::ostringstream oss;

60
    butil::Status st1(ENOMEM, NO_MEMORY_STR);
gejun's avatar
gejun committed
61 62 63 64 65 66 67 68
    ASSERT_FALSE(st1.ok());
    ASSERT_EQ(ENOMEM, st1.error_code());
    ASSERT_STREQ(NO_MEMORY_STR, st1.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR, st1.error_str());
    oss.str("");
    oss << st1;
    ASSERT_EQ(NO_MEMORY_STR, oss.str());

69
    butil::Status st2(EINVAL, "%s%s", NO_MEMORY_STR, NO_CPU_STR);
gejun's avatar
gejun committed
70 71 72 73 74 75 76 77
    ASSERT_FALSE(st2.ok());
    ASSERT_EQ(EINVAL, st2.error_code());
    ASSERT_STREQ(NO_MEMORY_STR NO_CPU_STR, st2.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, st2.error_str());
    oss.str("");
    oss << st2;
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, oss.str());

78
    butil::Status st3(ENOMEM, NO_MEMORY_STR);
gejun's avatar
gejun committed
79 80 81 82 83 84 85 86
    ASSERT_FALSE(st3.ok());
    ASSERT_EQ(ENOMEM, st3.error_code());
    ASSERT_STREQ(NO_MEMORY_STR, st3.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR, st3.error_str());
    oss.str("");
    oss << st3;
    ASSERT_EQ(NO_MEMORY_STR, oss.str());

87
    butil::Status st4(EINVAL, "%s%s", NO_MEMORY_STR, NO_CPU_STR);
gejun's avatar
gejun committed
88 89 90 91 92 93 94 95
    ASSERT_FALSE(st4.ok());
    ASSERT_EQ(EINVAL, st4.error_code());
    ASSERT_STREQ(NO_MEMORY_STR NO_CPU_STR, st4.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, st4.error_str());
    oss.str("");
    oss << st4;
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, oss.str());

96
    butil::Status st5(EINVAL, "Blah");
gejun's avatar
gejun committed
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
    ASSERT_FALSE(st5.ok());
    ASSERT_EQ(EINVAL, st5.error_code());
    ASSERT_STREQ("Blah", st5.error_cstr());
    ASSERT_EQ(std::string("Blah"), st5.error_str());
    oss.str("");
    oss << st5;
    ASSERT_EQ(std::string("Blah"), oss.str());
}

#define VERYLONGERROR                           \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    "verylongverylongverylongverylongverylongverylongverylongverylong"  \
    " error"

TEST_F(StatusTest, reset) {
    std::ostringstream oss;

123
    butil::Status st1(ENOMEM, NO_MEMORY_STR);
gejun's avatar
gejun committed
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
    ASSERT_FALSE(st1.ok());
    ASSERT_EQ(ENOMEM, st1.error_code());
    ASSERT_STREQ(NO_MEMORY_STR, st1.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR, st1.error_str());
    oss.str("");
    oss << st1;
    ASSERT_EQ(NO_MEMORY_STR, oss.str());

    ASSERT_EQ(0, st1.set_error(EINVAL, "%s%s", NO_MEMORY_STR, NO_CPU_STR));
    ASSERT_FALSE(st1.ok());
    ASSERT_EQ(EINVAL, st1.error_code());
    ASSERT_STREQ(NO_MEMORY_STR NO_CPU_STR, st1.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, st1.error_str());
    oss.str("");
    oss << st1;
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, oss.str());

    ASSERT_EQ(0, st1.set_error(ENOMEM, NO_MEMORY_STR));
    ASSERT_FALSE(st1.ok());
    ASSERT_EQ(ENOMEM, st1.error_code());
    ASSERT_STREQ(NO_MEMORY_STR, st1.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR, st1.error_str());
    oss.str("");
    oss << st1;
    ASSERT_EQ(NO_MEMORY_STR, oss.str());

    st1.reset();
    ASSERT_TRUE(st1.ok());
    ASSERT_EQ(0, st1.error_code());
    ASSERT_STREQ("OK", st1.error_cstr());
    ASSERT_EQ("OK", st1.error_str());
    oss.str("");
    oss << st1;
    ASSERT_EQ("OK", oss.str());

    ASSERT_EQ(0, st1.set_error(ENOMEM, "%s", VERYLONGERROR));
    ASSERT_FALSE(st1.ok());
    ASSERT_EQ(ENOMEM, st1.error_code());
    ASSERT_STREQ(VERYLONGERROR, st1.error_cstr());
    ASSERT_EQ(VERYLONGERROR, st1.error_str());
    oss.str("");
    oss << st1;
    ASSERT_EQ(VERYLONGERROR, oss.str());
}

TEST_F(StatusTest, copy) {
    std::ostringstream oss;

172
    butil::Status st1(ENOMEM, NO_MEMORY_STR);
gejun's avatar
gejun committed
173 174 175 176 177 178 179 180
    ASSERT_FALSE(st1.ok());
    ASSERT_EQ(ENOMEM, st1.error_code());
    ASSERT_STREQ(NO_MEMORY_STR, st1.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR, st1.error_str());
    oss.str("");
    oss << st1;
    ASSERT_EQ(NO_MEMORY_STR, oss.str());

181
    butil::Status st2;
gejun's avatar
gejun committed
182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241 242 243 244 245 246 247
    ASSERT_TRUE(st2.ok());
    ASSERT_EQ(0, st2.error_code());
    ASSERT_STREQ("OK", st2.error_cstr());
    ASSERT_EQ("OK", st2.error_str());
    oss.str("");
    oss << st2;
    ASSERT_EQ("OK", oss.str());

    st2 = st1;
    ASSERT_FALSE(st2.ok());
    ASSERT_EQ(ENOMEM, st2.error_code());
    ASSERT_STREQ(NO_MEMORY_STR, st2.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR, st2.error_str());
    oss.str("");
    oss << st2;
    ASSERT_EQ(NO_MEMORY_STR, oss.str());
    
    ASSERT_EQ(0, st1.set_error(EINVAL, "%s%s", NO_MEMORY_STR, NO_CPU_STR));
    ASSERT_FALSE(st1.ok());
    ASSERT_EQ(EINVAL, st1.error_code());
    ASSERT_STREQ(NO_MEMORY_STR NO_CPU_STR, st1.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, st1.error_str());
    oss.str("");
    oss << st1;
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, oss.str());

    ASSERT_FALSE(st2.ok());
    ASSERT_EQ(ENOMEM, st2.error_code());
    ASSERT_STREQ(NO_MEMORY_STR, st2.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR, st2.error_str());
    oss.str("");
    oss << st2;
    ASSERT_EQ(NO_MEMORY_STR, oss.str());

    st2 = st1;
    ASSERT_FALSE(st2.ok());
    ASSERT_EQ(EINVAL, st2.error_code());
    ASSERT_STREQ(NO_MEMORY_STR NO_CPU_STR, st2.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, st2.error_str());
    oss.str("");
    oss << st2;
    ASSERT_EQ(NO_MEMORY_STR NO_CPU_STR, oss.str());

    ASSERT_EQ(0, st1.set_error(ENOMEM, NO_MEMORY_STR));
    ASSERT_FALSE(st1.ok());
    ASSERT_EQ(ENOMEM, st1.error_code());
    ASSERT_STREQ(NO_MEMORY_STR, st1.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR, st1.error_str());
    oss.str("");
    oss << st1;
    ASSERT_EQ(NO_MEMORY_STR, oss.str());

    // assign shorter to longer, no memory allocation.
    st2 = st1;
    ASSERT_FALSE(st2.ok());
    ASSERT_EQ(ENOMEM, st2.error_code());
    ASSERT_STREQ(NO_MEMORY_STR, st2.error_cstr());
    ASSERT_EQ(NO_MEMORY_STR, st2.error_str());
    oss.str("");
    oss << st2;
    ASSERT_EQ(NO_MEMORY_STR, oss.str());
}

TEST_F(StatusTest, message_has_zero) {
    std::ostringstream oss;
    char str[32] = "hello world";
248
    butil::StringPiece slice(str);
gejun's avatar
gejun committed
249 250 251
    ASSERT_EQ(11UL, slice.as_string().size());
    str[5] = '\0';
    ASSERT_EQ(11UL, slice.as_string().size());
252
    butil::Status st1(ENOMEM, slice);
gejun's avatar
gejun committed
253 254 255 256 257 258 259 260
    ASSERT_FALSE(st1.ok());
    ASSERT_EQ(ENOMEM, st1.error_code());
    ASSERT_STREQ("hello", st1.error_cstr());
    oss.str("");
    oss << st1;
    ASSERT_EQ(st1.error_str(), oss.str());
}
}