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-rw-r--r--src/lib/test-var-expand.c474
1 files changed, 474 insertions, 0 deletions
diff --git a/src/lib/test-var-expand.c b/src/lib/test-var-expand.c
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+++ b/src/lib/test-var-expand.c
@@ -0,0 +1,474 @@
+/* Copyright (c) 2009-2018 Dovecot authors, see the included COPYING file */
+
+#include "test-lib.h"
+#include "str.h"
+#include "env-util.h"
+#include "hostpid.h"
+#include "var-expand.h"
+#include "var-expand-private.h"
+
+struct var_expand_test {
+ const char *in;
+ const char *out;
+ int ret;
+};
+
+struct var_get_key_range_test {
+ const char *in;
+ unsigned int idx, size;
+};
+
+static void test_var_expand_ranges(void)
+{
+ static const struct var_expand_test tests[] = {
+ { "%v", "value1234", 1 },
+ { "%3v", "val", 1 },
+ { "%3.2v", "ue", 1 },
+ { "%3.-2v", "ue12", 1 },
+ { "%-3.2v", "23", 1 },
+ { "%0.-1v", "value123", 1 },
+ { "%-4.-1v", "123", 1 }
+ };
+ static const struct var_expand_table table[] = {
+ { 'v', "value1234", NULL },
+ { '\0', NULL, NULL }
+ };
+ string_t *str = t_str_new(128);
+ const char *error;
+ unsigned int i;
+
+ test_begin("var_expand - ranges");
+ for (i = 0; i < N_ELEMENTS(tests); i++) {
+ str_truncate(str, 0);
+ test_assert(var_expand(str, tests[i].in, table, &error) == tests[i].ret);
+ test_assert(strcmp(tests[i].out, str_c(str)) == 0);
+ }
+ test_end();
+}
+
+static void test_var_expand_builtin(void)
+{
+ static struct var_expand_test tests[] = {
+ { "%{hostname}", NULL, 1 },
+ { "%{pid}", NULL, 1 },
+ { "a%{env:FOO}b", "abaRb", 1 },
+ { "%50Hv", "1f", 1 },
+ { "%50Hw", "2e", 1 },
+ { "%50Nv", "25", 1 },
+ { "%50Nw", "e", 1 },
+
+ { "%{nonexistent}", "UNSUPPORTED_VARIABLE_nonexistent", 0 },
+ { "%1.2M{nonexistent:default}", "UNSUPPORTED_VARIABLE_nonexistent", 0 },
+ { "%x", "UNSUPPORTED_VARIABLE_x", 0 },
+ { "%5Mm", "UNSUPPORTED_VARIABLE_m", 0 },
+ };
+ static const struct var_expand_table table[] = {
+ { 'v', "value", NULL },
+ { 'w', "value2", NULL },
+ { '\0', NULL, NULL }
+ };
+ string_t *str = t_str_new(128);
+ const char *error;
+ unsigned int i;
+
+ tests[0].out = my_hostname;
+ tests[1].out = my_pid;
+ env_put("FOO", "baR");
+
+ test_begin("var_expand - builtin");
+ for (i = 0; i < N_ELEMENTS(tests); i++) {
+ str_truncate(str, 0);
+ test_assert_idx(var_expand(str, tests[i].in, table, &error) == tests[i].ret, i);
+ test_assert_idx(strcmp(tests[i].out, str_c(str)) == 0, i);
+ }
+ test_end();
+}
+
+static void test_var_get_key_range(void)
+{
+ static const struct var_get_key_range_test tests[] = {
+ { "", 0, 0 },
+ { "{", 1, 0 },
+ { "k", 0, 1 },
+ { "{key}", 1, 3 },
+ { "5.5Rk", 4, 1 },
+ { "5.5R{key}", 5, 3 },
+ { "{key", 1, 3 },
+ { "{if;%{if;%{value};eq;value;t;f};eq;t;t;f}", 1, 39 },
+ };
+ unsigned int i, idx, size;
+
+ test_begin("var_get_key_range");
+ for (i = 0; i < N_ELEMENTS(tests); i++) {
+ var_get_key_range(tests[i].in, &idx, &size);
+ test_assert_idx(tests[i].idx == idx, i);
+ test_assert_idx(tests[i].size == size, i);
+
+ if (tests[i].size == 1)
+ test_assert_idx(tests[i].in[idx] == var_get_key(tests[i].in), i);
+ }
+ test_end();
+}
+
+static int test_var_expand_func1(const char *data, void *context,
+ const char **value_r,
+ const char **error_r ATTR_UNUSED)
+{
+ test_assert(*(int *)context == 0xabcdef);
+ *value_r = t_strdup_printf("<%s>", data);
+ return 1;
+}
+
+static int test_var_expand_func2(const char *data ATTR_UNUSED,
+ void *context ATTR_UNUSED,
+ const char **value_r,
+ const char **error_r ATTR_UNUSED)
+{
+ *value_r = "";
+ return 1;
+}
+
+static int test_var_expand_func3(const char *data ATTR_UNUSED,
+ void *context ATTR_UNUSED,
+ const char **value_r,
+ const char **error_r ATTR_UNUSED)
+{
+ *value_r = NULL;
+ return 1;
+}
+
+static int test_var_expand_func4(const char *data,
+ void *context ATTR_UNUSED,
+ const char **value_r ATTR_UNUSED,
+ const char **error_r)
+{
+ *error_r = t_strdup_printf("Unknown data %s", data == NULL ? "" : data);
+ return 0;
+}
+
+static int test_var_expand_func5(const char *data ATTR_UNUSED,
+ void *context ATTR_UNUSED,
+ const char **value_r ATTR_UNUSED,
+ const char **error_r)
+{
+ *error_r = "Internal error";
+ return -1;
+}
+
+static void test_var_expand_with_funcs(void)
+{
+ static const struct var_expand_test tests[] = {
+ { "%{func1}", "<>", 1 },
+ { "%{func1:foo}", "<foo>", 1 },
+ { "%{func2}", "", 1 },
+ { "%{func3}", "", 1 },
+ { "%{func4}", "", 0 },
+ { "%{func5}", "", -1 },
+ { "%{func4}%{func5}", "", -1 },
+ { "%{func5}%{func4}%{func3}", "", -1 },
+ };
+ static const struct var_expand_table table[] = {
+ { '\0', NULL, NULL }
+ };
+ static const struct var_expand_func_table func_table[] = {
+ { "func1", test_var_expand_func1 },
+ { "func2", test_var_expand_func2 },
+ { "func3", test_var_expand_func3 },
+ { "func4", test_var_expand_func4 },
+ { "func5", test_var_expand_func5 },
+ { NULL, NULL }
+ };
+ string_t *str = t_str_new(128);
+ const char *error;
+ unsigned int i;
+ int ctx = 0xabcdef;
+
+ test_begin("var_expand_with_funcs");
+ for (i = 0; i < N_ELEMENTS(tests); i++) {
+ str_truncate(str, 0);
+ test_assert_idx(var_expand_with_funcs(str, tests[i].in, table, func_table, &ctx, &error) == tests[i].ret, i);
+ test_assert_idx(strcmp(tests[i].out, str_c(str)) == 0, i);
+ }
+ test_end();
+}
+
+static void test_var_get_key(void)
+{
+ static const struct {
+ const char *str;
+ char key;
+ } tests[] = {
+ { "x", 'x' },
+ { "2.5Mx", 'x' },
+ { "200MDx", 'x' },
+ { "200MD{foo}", '{' },
+ { "{foo}", '{' },
+ { "", '\0' },
+ };
+
+ test_begin("var_get_key");
+ for (unsigned int i = 0; i < N_ELEMENTS(tests); i++)
+ test_assert_idx(var_get_key(tests[i].str) == tests[i].key, i);
+ test_end();
+}
+
+static void test_var_has_key(void)
+{
+ static const struct {
+ const char *str;
+ char key;
+ const char *long_key;
+ bool result;
+ } tests[] = {
+ { "%x%y", 'x', NULL, TRUE },
+ { "%x%y", 'y', NULL, TRUE },
+ { "%x%y", 'z', NULL, FALSE },
+ { "%{foo}", 'f', NULL, FALSE },
+ { "%{foo}", 'o', NULL, FALSE },
+ { "%{foo}", '\0', "foo", TRUE },
+ { "%{foo}", 'o', "foo", TRUE },
+ { "%2.5Mx%y", 'x', NULL, TRUE },
+ { "%2.5M{foo}", '\0', "foo", TRUE },
+ };
+
+ test_begin("var_has_key");
+ for (unsigned int i = 0; i < N_ELEMENTS(tests); i++)
+ test_assert_idx(var_has_key(tests[i].str, tests[i].key, tests[i].long_key) == tests[i].result, i);
+ test_end();
+}
+
+static int test_var_expand_hashing_func1(const char *data,
+ void *context ATTR_UNUSED,
+ const char **value_r,
+ const char **error_r ATTR_UNUSED)
+{
+ *value_r = data;
+ return 1;
+}
+
+static int test_var_expand_bad_func(struct var_expand_context *ctx ATTR_UNUSED,
+ const char *key,
+ const char *field ATTR_UNUSED,
+ const char **result_r ATTR_UNUSED,
+ const char **error_r)
+{
+ if (strcmp(key, "notfound") == 0) return 0;
+ *error_r = "Bad parameters";
+ return -1;
+}
+
+static const struct var_expand_extension_func_table test_extension_funcs[] = {
+ { "notfound", test_var_expand_bad_func },
+ { "badparam", test_var_expand_bad_func },
+ { NULL, NULL }
+};
+
+static void test_var_expand_extensions(void)
+{
+ const char *error;
+ test_begin("var_expand_extensions");
+
+ var_expand_register_func_array(test_extension_funcs);
+
+ static const struct var_expand_table table[] = {
+ {'\0', "example", "value" },
+ {'\0', "other-example", "other-value" },
+ {'\0', NULL, NULL}
+ };
+
+ static const struct {
+ const char *in;
+ const char *out;
+ } tests[] = {
+ { "md5: %M{value} %{md5:value}", "md5: 1a79a4d60de6718e8e5b326e338ae533 1a79a4d60de6718e8e5b326e338ae533" },
+ { "sha1: %{sha1:value}", "sha1: c3499c2729730a7f807efb8676a92dcb6f8a3f8f" },
+ { "sha1: %{sha1:func1:example}", "sha1: c3499c2729730a7f807efb8676a92dcb6f8a3f8f" },
+ { "truncate: %{sha1;truncate=12:value}", "truncate: 0c34" },
+ { "truncate: %{sha1;truncate=16:value}", "truncate: c349" },
+ { "rounds,salt: %{sha1;rounds=1000,salt=seawater:value}", "rounds,salt: b515c85884f6b82dc7588279f3643a73e55d2289" },
+ { "rounds,salt,expand: %{sha1;rounds=1000,salt=%{other-value}:value} %{other-value}", "rounds,salt,expand: 49a598ee110af615e175f2e4511cc5d7ccff96ab other-example" },
+ { "format: %4.8{sha1:value}", "format: 9c272973" },
+ { "base64: %{sha1;format=base64:value}", "base64: w0mcJylzCn+AfvuGdqkty2+KP48=" },
+ };
+
+ static const struct var_expand_func_table func_table[] = {
+ { "func1", test_var_expand_hashing_func1 },
+ { NULL, NULL }
+ };
+
+ string_t *str = t_str_new(128);
+
+ for (unsigned int i = 0; i < N_ELEMENTS(tests); i++) {
+ str_truncate(str, 0);
+ error = NULL;
+ test_assert(var_expand_with_funcs(str, tests[i].in, table,
+ func_table, NULL, &error) == 1);
+ test_assert_idx(strcmp(str_c(str), tests[i].out) == 0, i);
+ if (error != NULL) {
+ i_debug("Error: %s", error);
+ }
+ }
+
+ test_assert(var_expand_with_funcs(str, "notfound: %{notfound:field}",
+ table, func_table, NULL, &error) == 0);
+ error = NULL;
+ test_assert(var_expand_with_funcs(str, "notfound: %{badparam:field}",
+ table, func_table, NULL, &error) == -1);
+ test_assert(error != NULL);
+
+ var_expand_unregister_func_array(test_extension_funcs);
+
+ test_end();
+}
+
+static void test_var_expand_if(void)
+{
+ static const struct var_expand_table table[] = {
+ { 'a', "alpha", "alpha" },
+ { 'b', "beta", "beta" },
+ { 'o', "1", "one" },
+ { 't', "2", "two" },
+ { '\0', ";:", "evil1" },
+ { '\0', ";test;", "evil2" },
+ { '\0', NULL, NULL }
+ };
+ const char *error;
+ string_t *dest = t_str_new(64);
+ test_begin("var_expand_if");
+
+ static const struct var_expand_test tests[] = {
+ /* basic numeric operand test */
+ { "%{if;1;==;1;yes;no}", "yes", 1 },
+ { "%{if;1;==;2;yes;no}", "no", 1 },
+ { "%{if;1;<;1;yes;no}", "no", 1 },
+ { "%{if;1;<;2;yes;no}", "yes", 1 },
+ { "%{if;1;<=;1;yes;no}", "yes", 1 },
+ { "%{if;1;<=;2;yes;no}", "yes", 1 },
+ { "%{if;1;>;1;yes;no}", "no", 1 },
+ { "%{if;1;>;2;yes;no}", "no", 1 },
+ { "%{if;1;>=;1;yes;no}", "yes", 1 },
+ { "%{if;1;>=;2;yes;no}", "no", 1 },
+ { "%{if;1;!=;1;yes;no}", "no", 1 },
+ { "%{if;1;!=;2;yes;no}", "yes", 1 },
+ /* basic string operand test */
+ { "%{if;a;eq;a;yes;no}", "yes", 1 },
+ { "%{if;a;eq;b;yes;no}", "no", 1 },
+ { "%{if;a;lt;a;yes;no}", "no", 1 },
+ { "%{if;a;lt;b;yes;no}", "yes", 1 },
+ { "%{if;a;le;a;yes;no}", "yes", 1 },
+ { "%{if;a;le;b;yes;no}", "yes", 1 },
+ { "%{if;a;gt;a;yes;no}", "no", 1 },
+ { "%{if;a;gt;b;yes;no}", "no", 1 },
+ { "%{if;a;ge;a;yes;no}", "yes", 1 },
+ { "%{if;a;ge;b;yes;no}", "no", 1 },
+ { "%{if;a;ne;a;yes;no}", "no", 1 },
+ { "%{if;a;ne;b;yes;no}", "yes", 1 },
+ { "%{if;a;*;a;yes;no}", "yes", 1 },
+ { "%{if;a;*;b;yes;no}", "no", 1 },
+ { "%{if;a;*;*a*;yes;no}", "yes", 1 },
+ { "%{if;a;*;*b*;yes;no}", "no", 1 },
+ { "%{if;a;*;*;yes;no}", "yes", 1 },
+ { "%{if;a;!*;a;yes;no}", "no", 1 },
+ { "%{if;a;!*;b;yes;no}", "yes", 1 },
+ { "%{if;a;!*;*a*;yes;no}", "no", 1 },
+ { "%{if;a;!*;*b*;yes;no}", "yes", 1 },
+ { "%{if;a;!*;*;yes;no}", "no", 1 },
+ { "%{if;a;~;a;yes;no}", "yes", 1 },
+ { "%{if;a;~;b;yes;no}", "no", 1 },
+ { "%{if;a;~;.*a.*;yes;no}", "yes", 1 },
+ { "%{if;a;~;.*b.*;yes;no}", "no", 1 },
+ { "%{if;a;~;.*;yes;no}", "yes", 1 },
+ { "%{if;a;!~;a;yes;no}", "no", 1 },
+ { "%{if;a;!~;b;yes;no}", "yes", 1 },
+ { "%{if;a;!~;.*a.*;yes;no}", "no", 1 },
+ { "%{if;a;!~;.*b.*;yes;no}", "yes", 1 },
+ { "%{if;a;!~;.*;yes;no}", "no", 1 },
+ { "%{if;this is test;~;^test;yes;no}", "no", 1 },
+ { "%{if;this is test;~;.*test;yes;no}", "yes", 1 },
+ /* variable expansion */
+ { "%{if;%a;eq;%a;yes;no}", "yes", 1 },
+ { "%{if;%a;eq;%b;yes;no}", "no", 1 },
+ { "%{if;%{alpha};eq;%{alpha};yes;no}", "yes", 1 },
+ { "%{if;%{alpha};eq;%{beta};yes;no}", "no", 1 },
+ { "%{if;%o;eq;%o;yes;no}", "yes", 1 },
+ { "%{if;%o;eq;%t;yes;no}", "no", 1 },
+ { "%{if;%{one};eq;%{one};yes;no}", "yes", 1 },
+ { "%{if;%{one};eq;%{two};yes;no}", "no", 1 },
+ { "%{if;%{one};eq;%{one};%{one};%{two}}", "1", 1 },
+ { "%{if;%{one};gt;%{two};%{one};%{two}}", "2", 1 },
+ { "%{if;%{evil1};eq;\\;\\:;%{evil2};no}", ";test;", 1 },
+ /* inner if */
+ { "%{if;%{if;%{one};eq;1;1;0};eq;%{if;%{two};eq;2;2;3};yes;no}", "no", 1 },
+ /* no false */
+ { "%{if;1;==;1;yes}", "yes", 1 },
+ { "%{if;1;==;2;yes}", "", 1 },
+ /* invalid input */
+ { "%{if;}", "", -1 },
+ { "%{if;1;}", "", -1 },
+ { "%{if;1;==;}", "", -1 },
+ { "%{if;1;==;2;}", "", -1 },
+ { "%{if;1;fu;2;yes;no}", "", -1 },
+ /* missing variables */
+ { "%{if;%{missing1};==;%{missing2};yes;no}", "", 0 },
+ };
+
+ for(size_t i = 0; i < N_ELEMENTS(tests); i++) {
+ int ret;
+ error = NULL;
+ str_truncate(dest, 0);
+ ret = var_expand(dest, tests[i].in, table, &error);
+ test_assert_idx(tests[i].ret == ret, i);
+ test_assert_idx(strcmp(tests[i].out, str_c(dest)) == 0, i);
+ }
+
+ test_end();
+}
+
+static void test_var_expand_merge_tables(void)
+{
+ const struct var_expand_table one[] = {
+ { 'a', "1", "alpha" },
+ { '\0', "2", "beta" },
+ { '\0', NULL, NULL }
+ },
+ two[] = {
+ { 't', "3", "theta" },
+ { '\0', "4", "phi" },
+ { '\0', NULL, NULL }
+ },
+ *merged = NULL;
+
+
+ test_begin("var_expand_merge_tables");
+
+ merged = t_var_expand_merge_tables(one, two);
+
+ test_assert(var_expand_table_size(merged) == 4);
+ for(unsigned int i = 0; i < var_expand_table_size(merged); i++) {
+ if (i < 2) {
+ test_assert_idx(merged[i].key == one[i].key, i);
+ test_assert_idx(merged[i].value == one[i].value || strcmp(merged[i].value, one[i].value) == 0, i);
+ test_assert_idx(merged[i].long_key == one[i].long_key || strcmp(merged[i].long_key, one[i].long_key) == 0, i);
+ } else if (i < 4) {
+ test_assert_idx(merged[i].key == two[i-2].key, i);
+ test_assert_idx(merged[i].value == two[i-2].value || strcmp(merged[i].value, two[i-2].value) == 0, i);
+ test_assert_idx(merged[i].long_key == two[i-2].long_key || strcmp(merged[i].long_key, two[i-2].long_key) == 0, i);
+ } else {
+ break;
+ }
+ }
+ test_end();
+}
+
+void test_var_expand(void)
+{
+ test_var_expand_ranges();
+ test_var_expand_builtin();
+ test_var_get_key_range();
+ test_var_expand_with_funcs();
+ test_var_get_key();
+ test_var_has_key();
+ test_var_expand_extensions();
+ test_var_expand_if();
+ test_var_expand_merge_tables();
+}