*** /dev/null Fri Apr 19 06:37:11 2024
--- - Fri Apr 19 06:39:52 2024
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*** 0 ****
--- 1,121 ----
+ #include "../internal.h"
+
+ int env_lookup(void* context,
+ const char* varname, size_t name_len,
+ const char** data, size_t* data_len, size_t* buffer_size)
+ {
+ char tmp[256];
+
+ if (name_len > sizeof(tmp)-1)
+ {
+ printf("Callback can't expand variable names longer than %d characters.\n", sizeof(tmp-1));
+ exit(1);
+ }
+ memcpy(tmp, varname, name_len);
+ tmp[name_len] = '\0';
+ *data = getenv(tmp);
+ if (*data == NULL)
+ return 0;
+ *data_len = strlen(*data);
+ *buffer_size = 0;
+ return 1;
+ }
+
+ struct test_case
+ {
+ const char* input;
+ const char* expected;
+ };
+
+ int main(int argc, char** argv)
+ {
+ const struct test_case tests[] =
+ {
+ { "$HOME", "/home/regression-tests" },
+ { "${FOO}", "os" },
+ { "${BAR}", "type" },
+ { "${${FOO:u}${BAR:u}:l:u}", "REGRESSION-OS" },
+ { "${UNDEFINED}", "${UNDEFINED}" },
+ { "${OSTYPE:#}", "13" },
+ { "${EMPTY:-test${FOO}test}", "testostest" },
+ { "${EMPTY:-test${FOO:u}test}", "testOStest" },
+ { "${TERM:-test${FOO}test}", "regression-term" },
+ { "${EMPTY:+FOO}", "" },
+ { "${HOME:+test${FOO}test}", "testostest" },
+ { "${HOME:+${OS${BAR:u}}}", "regression-os" },
+ { "${HOME:+OS${UNDEFINED:u}}", "OS${UNDEFINED:u}" },
+ { "${UNDEFINED:+OS${BAR:u}}", "${UNDEFINED:+OS${BAR:u}}" },
+ { "${HOME:*heinz}", "" },
+ { "${EMPTY:*claus}", "claus" },
+ { "${TERM}", "regression-term" },
+ { "${HOME:s/reg/bla/}", "/home/blaression-tests" },
+ { "${HOME:s/e/bla/}", "/hombla/regression-tests" },
+ { "${HOME:s/e/bla/g}", "/hombla/rblagrblassion-tblasts" },
+ { "${HOME:s/\\//_/g}", "_home_regression-tests" },
+ { "${HOME:s/[eso]/_/g}", "/h_m_/r_gr___i_n-t__t_" },
+ { "${HOME:s/[esO]/_/g}", "/hom_/r_gr___ion-t__t_" },
+ { "${HOME:s/[esO]/_/gi}", "/h_m_/r_gr___i_n-t__t_" },
+ { "${OSTYPE:s/^[re]/_/g}", "_egression-os" },
+ { "${EMPTY:s/^[re]/_/g}", "" },
+ { "${HOME:s/.*/heinz/}", "heinz" },
+ { "${HOME:s/e/bla/t}", "/hombla/regression-tests" },
+ { "${HOME:s/E/bla/t}", "/home/regression-tests" },
+ { "${HOME:s/E/bla/ti}", "/hombla/regression-tests" },
+ { "${HOME:s/E/bla/tig}", "/hombla/rblagrblassion-tblasts" },
+ { "${HOME:o1-5}", "home/" },
+ { "${HOME:o1,5}", "home" },
+ { "${HOME:o5,}", "/regression-tests" },
+ { "${HOME:o5-}", "/regression-tests" },
+ { "${HOME:o7,13}", "egress" },
+ { "${HOME:y/a-z/A-YZ/}", "/HOME/REGRESSION-TESTS" },
+ { "${HOME:y/e-g/a-c/}", "/homa/racrassion-tasts" },
+ { "${FOO:p/15/../l}", "os............." },
+ { "${FOO:p/15/12345/l}", "os1234512345123" },
+ { "${FOO:p/15/../r}", ".............os" },
+ { "${FOO:p/15/12345/r}", "1234512345123os" },
+ { "${FOO:p/15/../c}", "......os......." },
+ { "${FOO:p/15/12345/c}", "123451os1234512" }
+ };
+ /*
+ { "${HOME:s/g(res)s/x\\\\1x/g}","/homE/rEgrEssion-tEsts" }
+ { "${HOME:s/\\x65/\\x45/g}", "/home/regression-tests" }
+ */
+ char* tmp;
+ size_t tmp_len;
+ var_rc_t rc;
+ size_t i;
+
+ if (setenv("HOME", "/home/regression-tests", 1) != 0 ||
+ setenv("OSTYPE", "regression-os", 1) != 0 ||
+ setenv("TERM", "regression-term", 1) != 0 ||
+ setenv("FOO", "os", 1) != 0 ||
+ setenv("BAR", "type", 1) != 0 ||
+ setenv("EMPTY", "", 1) != 0)
+ {
+ printf("Failed to set the environment: %s.\n", strerror(errno));
+ return 1;
+ }
+ unsetenv("UNDEFINED");
+
+ for (i = 0; i < sizeof(tests) / sizeof(struct test_case); ++i)
+ {
+ rc = var_expand(tests[i].input, strlen(tests[i].input),
+ &tmp, &tmp_len,
+ &env_lookup, NULL,
+ NULL, 0);
+ if (rc != VAR_OK)
+ {
+ printf("Test case #%d: var_expand() failed with return code %d.\n", i, rc);
+ return 1;
+ }
+ if (tmp_len != strlen(tests[i].expected) || tmp == NULL || memcmp(tests[i].expected, tmp, tmp_len) != 0)
+ {
+ printf("Test case #%d: Expected result '%s' but got '%s'.\n", i, tests[i].expected, tmp);
+ return 1;
+ }
+ printf("Test case #%02d: '%s' --> '%s'.\n", i, tests[i].input, tmp);
+ free(tmp);
+ }
+
+ return 0;
+ }
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