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Diffstat (limited to '')
| -rw-r--r-- | src/test/test-env-file.c | 188 |
1 files changed, 188 insertions, 0 deletions
diff --git a/src/test/test-env-file.c b/src/test/test-env-file.c new file mode 100644 index 0000000..c8ec0e2 --- /dev/null +++ b/src/test/test-env-file.c @@ -0,0 +1,188 @@ +/* SPDX-License-Identifier: LGPL-2.1-or-later */ + +#include "env-file.h" +#include "fd-util.h" +#include "fileio.h" +#include "fs-util.h" +#include "macro.h" +#include "strv.h" +#include "tests.h" +#include "tmpfile-util.h" + +/* In case of repeating keys, later entries win. */ + +#define env_file_1 \ + "a=a\n" \ + "a=b\n" \ + "a=b\n" \ + "a=a\n" \ + "b=b\\\n" \ + "c\n" \ + "d= d\\\n" \ + "e \\\n" \ + "f \n" \ + "g=g\\ \n" \ + "h= ąęół\\ śćńźżµ \n" \ + "i=i\\" + +#define env_file_2 \ + "a=a\\\n" + +#define env_file_3 \ + "#SPAMD_ARGS=\"-d --socketpath=/var/lib/bulwark/spamd \\\n" \ + "#--nouser-config \\\n" \ + "normal=line \\\n" \ + ";normal=ignored \\\n" \ + "normal_ignored \\\n" \ + "normal ignored \\\n" + +#define env_file_4 \ + "# Generated\n" \ + "\n" \ + "HWMON_MODULES=\"coretemp f71882fg\"\n" \ + "\n" \ + "# For compatibility reasons\n" \ + "\n" \ + "MODULE_0=coretemp\n" \ + "MODULE_1=f71882fg" + +#define env_file_5 \ + "a=\n" \ + "b=" + +#define env_file_6 \ + "a=\\ \\n \\t \\x \\y \\' \n" \ + "b= \\$' \n" \ + "c= ' \\n\\t\\$\\`\\\\\n" \ + "' \n" \ + "d= \" \\n\\t\\$\\`\\\\\n" \ + "\" \n" + +TEST(load_env_file_1) { + _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-load-env-file.XXXXXX"; + assert_se(write_tmpfile(name, env_file_1) == 0); + + _cleanup_strv_free_ char **data = NULL; + assert_se(load_env_file(NULL, name, &data) == 0); + assert_se(streq(data[0], "a=a")); + assert_se(streq(data[1], "b=bc")); + assert_se(streq(data[2], "d=de f")); + assert_se(streq(data[3], "g=g ")); + assert_se(streq(data[4], "h=ąęół śćńźżµ")); + assert_se(streq(data[5], "i=i")); + assert_se(data[6] == NULL); +} + +TEST(load_env_file_2) { + _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-load-env-file.XXXXXX"; + assert_se(write_tmpfile(name, env_file_2) == 0); + + _cleanup_strv_free_ char **data = NULL; + assert_se(load_env_file(NULL, name, &data) == 0); + assert_se(streq(data[0], "a=a")); + assert_se(data[1] == NULL); +} + +TEST(load_env_file_3) { + _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-load-env-file.XXXXXX"; + assert_se(write_tmpfile(name, env_file_3) == 0); + + _cleanup_strv_free_ char **data = NULL; + assert_se(load_env_file(NULL, name, &data) == 0); + assert_se(data == NULL); +} + +TEST(load_env_file_4) { + _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-load-env-file.XXXXXX"; + assert_se(write_tmpfile(name, env_file_4) == 0); + + _cleanup_strv_free_ char **data = NULL; + assert_se(load_env_file(NULL, name, &data) == 0); + assert_se(streq(data[0], "HWMON_MODULES=coretemp f71882fg")); + assert_se(streq(data[1], "MODULE_0=coretemp")); + assert_se(streq(data[2], "MODULE_1=f71882fg")); + assert_se(data[3] == NULL); +} + +TEST(load_env_file_5) { + _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-load-env-file.XXXXXX"; + assert_se(write_tmpfile(name, env_file_5) == 0); + + _cleanup_strv_free_ char **data = NULL; + assert_se(load_env_file(NULL, name, &data) == 0); + assert_se(streq(data[0], "a=")); + assert_se(streq(data[1], "b=")); + assert_se(data[2] == NULL); +} + +TEST(load_env_file_6) { + _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-load-env-file.XXXXXX"; + assert_se(write_tmpfile(name, env_file_6) == 0); + + _cleanup_strv_free_ char **data = NULL; + assert_se(load_env_file(NULL, name, &data) == 0); + assert_se(streq(data[0], "a= n t x y '")); + assert_se(streq(data[1], "b=$'")); + assert_se(streq(data[2], "c= \\n\\t\\$\\`\\\\\n")); + assert_se(streq(data[3], "d= \\n\\t$`\\\n")); + assert_se(data[4] == NULL); +} + +TEST(load_env_file_invalid_utf8) { + /* Test out a couple of assignments where the key/value has an invalid + * UTF-8 character ("noncharacter") + * + * See: https://en.wikipedia.org/wiki/Universal_Character_Set_characters#Non-characters + */ + FOREACH_STRING(s, + "fo\ufffeo=bar", + "foo=b\uffffar", + "baz=hello world\ufffe") { + _cleanup_(unlink_tempfilep) char name[] = "/tmp/test-load-env-file.XXXXXX"; + assert_se(write_tmpfile(name, s) == 0); + + _cleanup_strv_free_ char **data = NULL; + assert_se(load_env_file(NULL, name, &data) == -EINVAL); + assert_se(!data); + } +} + +TEST(write_and_load_env_file) { + /* Make sure that our writer, parser and the shell agree on what our env var files mean */ + + FOREACH_STRING(v, + "obbardc-laptop", + "obbardc\\-laptop", + "obbardc-lap\\top", + "obbardc-lap\\top", + "obbardc-lap\\\\top", + "double\"quote", + "single\'quote", + "dollar$dollar", + "newline\nnewline") { + _cleanup_(unlink_and_freep) char *p = NULL; + _cleanup_strv_free_ char **l = NULL; + _cleanup_free_ char *j = NULL, *w = NULL, *cmd = NULL, *from_shell = NULL; + _cleanup_pclose_ FILE *f = NULL; + size_t sz; + + assert_se(tempfn_random_child(NULL, NULL, &p) >= 0); + + assert_se(j = strjoin("TEST=", v)); + assert_se(write_env_file(p, STRV_MAKE(j)) >= 0); + + assert_se(cmd = strjoin(". ", p, " && /bin/echo -n \"$TEST\"")); + assert_se(f = popen(cmd, "re")); + assert_se(read_full_stream(f, &from_shell, &sz) >= 0); + assert_se(sz == strlen(v)); + assert_se(streq(from_shell, v)); + + assert_se(load_env_file(NULL, p, &l) >= 0); + assert_se(strv_equal(l, STRV_MAKE(j))); + + assert_se(parse_env_file(NULL, p, "TEST", &w) >= 0); + assert_se(streq_ptr(w, v)); + } +} + +DEFINE_TEST_MAIN(LOG_INFO); |