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1 /* Copyright libuv project contributors. All rights reserved.
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2 *
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3 * Permission is hereby granted, free of charge, to any person obtaining a copy
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4 * of this software and associated documentation files (the "Software"), to
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5 * deal in the Software without restriction, including without limitation the
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6 * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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7 * sell copies of the Software, and to permit persons to whom the Software is
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8 * furnished to do so, subject to the following conditions:
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9 *
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10 * The above copyright notice and this permission notice shall be included in
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11 * all copies or substantial portions of the Software.
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12 *
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13 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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14 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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15 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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16 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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17 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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18 * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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19 * IN THE SOFTWARE.
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20 */
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21
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22 #include "uv.h"
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23 #include "task.h"
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24 #include <string.h>
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25
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26 #define PATHMAX 4096
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27 #define SMALLPATH 1
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28
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29 TEST_IMPL(tmpdir) {
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30 char tmpdir[PATHMAX];
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31 size_t len;
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32 char last;
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33 int r;
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34
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35 /* Test the normal case */
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36 len = sizeof tmpdir;
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37 tmpdir[0] = '\0';
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38
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39 ASSERT_OK(strlen(tmpdir));
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40 r = uv_os_tmpdir(tmpdir, &len);
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41 ASSERT_OK(r);
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42 ASSERT_EQ(strlen(tmpdir), len);
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43 ASSERT_GT(len, 0);
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44 ASSERT_EQ(tmpdir[len], '\0');
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45
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46 if (len > 1) {
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47 last = tmpdir[len - 1];
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48 #ifdef _WIN32
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49 ASSERT_NE(last, '\\');
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50 #else
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51 ASSERT_NE(last, '/');
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52 #endif
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53 }
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54
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55 /* Test the case where the buffer is too small */
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56 len = SMALLPATH;
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57 r = uv_os_tmpdir(tmpdir, &len);
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58 ASSERT_EQ(r, UV_ENOBUFS);
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59 ASSERT_GT(len, SMALLPATH);
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60
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61 /* Test invalid inputs */
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62 r = uv_os_tmpdir(NULL, &len);
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63 ASSERT_EQ(r, UV_EINVAL);
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64 r = uv_os_tmpdir(tmpdir, NULL);
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65 ASSERT_EQ(r, UV_EINVAL);
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66 len = 0;
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67 r = uv_os_tmpdir(tmpdir, &len);
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68 ASSERT_EQ(r, UV_EINVAL);
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69
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70 #ifdef _WIN32
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71 const char *name = "TMP";
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72 char tmpdir_win[] = "C:\\xxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxxx";
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73 r = uv_os_setenv(name, tmpdir_win);
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74 ASSERT_OK(r);
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75 char tmpdirx[PATHMAX];
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76 size_t lenx = sizeof tmpdirx;
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77 r = uv_os_tmpdir(tmpdirx, &lenx);
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78 ASSERT_OK(r);
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79
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80 /* Test empty environment variable */
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81 r = uv_os_setenv("TMP", "");
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82 ASSERT_EQ(r, 0);
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83 len = sizeof tmpdir;
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84 r = uv_os_tmpdir(tmpdir, &len);
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85 ASSERT_EQ(r, UV_ENOENT);
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86 #endif
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87
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88 return 0;
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89 }
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