Move tests to test/

1 files changed, 223 insertions, 0 deletions

diff --git a/test/test.c b/test/test.c
new file mode 100644
index 0000000..bb3f64f
--- /dev/null
+++ b/test/test.c
@@ -0,0 +1,223 @@
+#include <stdbool.h>
+#include <string.h>
+#include <sds.h>
+
+#include "twbctf.h"
+
+bool check_string_length        (void);
+bool create_with_length         (void);
+bool string_concat              (void);
+bool sdscpy_against_longer_str  (void);
+bool sdscpy_against_shorter_str (void);
+bool sdscatprintf_base_case     (void);
+bool sdstrim_trims_correctly    (void);
+bool sdsrange_one_one           (void);
+bool sdsrange_one_none          (void);
+bool sdsrange_ntwo_none         (void);
+bool sdsrange_two_one           (void);
+bool sdsrange_one_hund          (void);
+bool sdsrange_hund_hund         (void);
+bool sdscmp_foo_foa             (void);
+bool sdscmp_aar_bar             (void);
+bool sdscmp_bar_bar             (void);
+bool sdscatrepr_test            (void);
+bool sdsnew_check_free_len      (void);
+bool sdsMakeRoomFor_test        (void);
+bool sdsIncrLen_content         (void);
+bool sdsIncrLen_len             (void);
+bool sdsIncrLen_free            (void);
+
+static const struct test test_list [] = {
+	{ "create a string and obtain the length", check_string_length        },
+	{ "create a string with specified length", create_with_length         },
+	{ "string concatenation",                  string_concat              },
+	{ "sdscpy() against a longer string",      sdscpy_against_longer_str  },
+	{ "sdscpy() against a shorter string",     sdscpy_against_shorter_str },
+	{ "basic sdscatprintf() usecase",          sdscatprintf_base_case     },
+	{ "sdstrim() trims correctly",             sdstrim_trims_correctly    },
+	{ "sdsrange(..., 1, 1)",                   sdsrange_one_one           },
+	{ "sdsrange(..., 1, -1)",                  sdsrange_one_none          },
+	{ "sdsrange(..., -2, -1)",                 sdsrange_ntwo_none         },
+	{ "sdsrange(..., 2, 1)",                   sdsrange_two_one           },
+	{ "sdsrange(..., 1, 100)",                 sdsrange_one_hund          },
+	{ "sdsrange(..., 100, 100)",               sdsrange_hund_hund         },
+	{ "sdscmp(foo, foa)",                      sdscmp_foo_foa             },
+	{ "sdscmp(aar, bar)",                      sdscmp_aar_bar             },
+	{ "sdscmp(bar, bar)",                      sdscmp_bar_bar             },
+	{ "sdscatrepr(...data...)",                sdscatrepr_test            },
+	{ "sdsnew() free/len buffers",             sdsnew_check_free_len      },
+	{ "sdsMakeRoomFor()",                      sdsMakeRoomFor_test        },
+	{ "content after sdsIncrLen()",            sdsIncrLen_content         },
+	{ "len after sdsIncrLen()",                sdsIncrLen_len             },
+	{ "free after sdsIncrLen()",               sdsIncrLen_free            },
+};
+
+static inline void sdsfrees(sds *string) { if (*string) sdsfree(*string); }
+#define _sds_cleanup_ __attribute__((cleanup(sdsfrees)))
+
+bool
+check_string_length(void) {
+	_sds_cleanup_ sds x = sdsauto("foo");
+	return (sdslen(x) == 3 && memcmp(x, "foo\0", 4) == 0);
+}
+
+bool
+create_with_length(void) {
+	_sds_cleanup_ sds x = sdsnew("foo", 2);
+	return (sdslen(x) == 2 && memcmp(x, "fo\0", 3) == 0);
+}
+
+bool
+string_concat(void) {
+	_sds_cleanup_ sds x = sdsnew("foo", 2);
+	x = sdscat(x, "bar");
+	return (sdslen(x) == 5 && memcmp(x, "fobar\0", 6) == 0);
+}
+
+bool
+sdscpy_against_longer_str(void) {
+	_sds_cleanup_ sds x = sdsauto("foo");
+	x = sdscpy(x, "a");
+	return (sdslen(x) == 1 && memcmp(x, "a\0", 2) == 0);
+}
+
+bool
+sdscpy_against_shorter_str(void) {
+	_sds_cleanup_ sds x = sdsnew("foo",2);
+	x = sdscpy(x, "xxxxyyyyzzzz");
+	return (sdslen(x) == 12 && memcmp(x, "xxxxyyyyzzzz\0", 12) == 0);
+}
+
+bool
+sdscatprintf_base_case(void) {
+	_sds_cleanup_ sds x = sdscatprintf(sdsempty(), "%d", 123);
+	return (sdslen(x) == 3 && memcmp(x, "123\0", 4) == 0);
+}
+
+bool
+sdstrim_trims_correctly(void) {
+	_sds_cleanup_ sds x = sdsauto("xxciaoyy");
+	sdstrim(x, "xy");
+	return (sdslen(x) == 4 && memcmp(x, "ciao\0", 5) == 0);
+}
+
+bool
+sdsrange_one_one (void) {
+	_sds_cleanup_ sds x = sdsauto("ciao");
+	_sds_cleanup_ sds y = sdsdup(x);
+	sdsrange(y, 1, 1);
+	return (sdslen(y) == 1 && memcmp(y, "i\0", 2) == 0);
+}
+
+bool
+sdsrange_one_none (void) {
+	_sds_cleanup_ sds x = sdsauto("ciao");
+	_sds_cleanup_ sds y = sdsdup(x);
+	sdsrange(y, 1, -1);
+	return (sdslen(y) == 3 && memcmp(y, "iao\0", 4) == 0);
+}
+
+bool
+sdsrange_ntwo_none (void) {
+	_sds_cleanup_ sds x = sdsauto("ciao");
+	_sds_cleanup_ sds y = sdsdup(x);
+	sdsrange(y, -2, -1);
+	return (sdslen(y) == 2 && memcmp(y, "ao\0", 3) == 0);
+}
+
+bool
+sdsrange_two_one (void) {
+	_sds_cleanup_ sds x = sdsauto("ciao");
+	_sds_cleanup_ sds y = sdsdup(x);
+	sdsrange(y, 2, 1);
+	return (sdslen(y) == 0 && memcmp(y, "\0", 1) == 0);
+}
+
+bool
+sdsrange_one_hund (void) {
+	_sds_cleanup_ sds x = sdsauto("ciao");
+	_sds_cleanup_ sds y = sdsdup(x);
+	sdsrange(y, 1, 100);
+	return (sdslen(y) == 3 && memcmp(y, "iao\0", 4) == 0);
+}
+
+bool
+sdsrange_hund_hund (void) {
+	_sds_cleanup_ sds x = sdsauto("ciao");
+	_sds_cleanup_ sds y = sdsdup(x);
+	sdsrange(y, 100, 100);
+	return (sdslen(y) == 0 && memcmp(y, "\0", 1) == 0);
+}
+
+bool
+sdscmp_foo_foa (void) {
+	_sds_cleanup_ sds x = sdsauto("foo");
+	_sds_cleanup_ sds y = sdsauto("foa");
+	return (sdscmp(x, y) > 0);
+}
+
+bool
+sdscmp_aar_bar (void) {
+	_sds_cleanup_ sds x = sdsauto("aar");
+	_sds_cleanup_ sds y = sdsauto("bar");
+	return (sdscmp(x, y) < 0);
+}
+
+bool
+sdscmp_bar_bar (void) {
+	_sds_cleanup_ sds x = sdsauto("bar");
+	_sds_cleanup_ sds y = sdsauto("bar");
+	return (sdscmp(x, y) == 0);
+}
+
+bool
+sdscatrepr_test (void) {
+	_sds_cleanup_ sds x = sdsnew("\a\n\0foo\r", 7);
+	_sds_cleanup_ sds y = sdscatrepr(sdsempty(), x, sdslen(x));
+	return (memcmp(y, "\"\\a\\n\\x00foo\\r\"", 15) == 0);
+}
+
+bool
+sdsnew_check_free_len (void) {
+	_sds_cleanup_ sds x = sdsauto("0");
+	struct sdshdr *sh = (void*) (x-(sizeof(struct sdshdr)));
+	return (sh->len == 1 && sh->free == 0);
+}
+
+bool
+sdsMakeRoomFor_test (void) {
+	_sds_cleanup_ sds x = sdsauto("0");
+	x = sdsMakeRoomFor(x, 1);
+	struct sdshdr *sh = (void*) (x-(sizeof(struct sdshdr)));
+	return (sh->len == 1 && sh->free > 0);
+}
+
+bool
+sdsIncrLen_content (void) {
+	_sds_cleanup_ sds x = sdsauto("0");
+	x = sdsMakeRoomFor(x, 1);
+	x[1] = '1';
+	sdsIncrLen(x, 1);
+	return (x[0] == '0' && x[1] == '1');
+}
+
+bool
+sdsIncrLen_len (void) {
+	_sds_cleanup_ sds x = sdsauto("0");
+	x = sdsMakeRoomFor(x, 1);
+	struct sdshdr *sh = (void*) (x-(sizeof(struct sdshdr)));
+	x[1] = '1';
+	sdsIncrLen(x, 1);
+	return (sh->len == 2);
+}
+
+bool
+sdsIncrLen_free (void) {
+	_sds_cleanup_ sds x = sdsauto("0");
+	x = sdsMakeRoomFor(x, 1);
+	struct sdshdr *sh = (void*) (x-(sizeof(struct sdshdr)));
+	size_t oldfree = sh->free;
+	x[1] = '1';
+	sdsIncrLen(x, 1);
+	return (sh->free == oldfree-1);
+}