--- /dev/null
+#include <ccan/tap/tap.h>
+#include <ccan/darray/darray.h>
+#include <stdio.h>
+
+#include "lotsOfNumbers.h"
+#include "lotsOfStrings.h"
+
+#define ARRAY_SIZE(arr) (sizeof(arr) / sizeof(*(arr)))
+
+struct {
+ char *stringsF, *stringsB;
+ //items of lotsOfStrings glued together
+ size_t stringsSize; //total strlen of all strings combined
+} amalgams;
+
+static void generateAmalgams(void);
+static void freeAmalgams(void);
+static int isZeros(void *ptr, size_t size);
+static void memtile(void *dest, size_t destWidth, const void *src, size_t srcWidth);
+
+
+#if 0
+#define testing(...) printf("Testing %s...\n", #__VA_ARGS__)
+#define trace(...) do {printf(__VA_ARGS__); puts("");} while(0)
+#else
+#define testing(...) do {} while(0)
+#define trace(...) do {} while(0)
+#endif
+
+#include "testLits.h"
+
+int main(void) {
+ darray(long) arr = darray_new();
+ darray_char str = darray_new();
+ #define reset(arr) do {darray_free(arr); darray_init(arr);} while(0)
+ size_t i;
+
+ trace("Generating amalgams (internal)");
+ generateAmalgams();
+
+ plan_tests(41);
+
+ testLits();
+
+ testing(darray_push);
+ {
+ for (i=0; i < ARRAY_SIZE(lotsOfNumbers); i++)
+ darray_push(arr, lotsOfNumbers[i]);
+ ok1(darray_size(arr) == ARRAY_SIZE(lotsOfNumbers));
+ ok1(darray_alloc(arr) >= darray_size(arr));
+ ok1(!memcmp(arr.item, lotsOfNumbers, sizeof(lotsOfNumbers)));
+ }
+ reset(arr);
+
+ testing(darray_prepend, darray_pop);
+ {
+ for (i = ARRAY_SIZE(lotsOfNumbers); i;)
+ darray_prepend(arr, lotsOfNumbers[--i]);
+ ok1(darray_size(arr) == ARRAY_SIZE(lotsOfNumbers));
+ ok1(darray_alloc(arr) >= darray_size(arr));
+ ok1(!memcmp(arr.item, lotsOfNumbers, sizeof(lotsOfNumbers)));
+
+ for (i = ARRAY_SIZE(lotsOfNumbers); i;) {
+ if (darray_pop(arr) != (long)lotsOfNumbers[--i]) {
+ i++;
+ break;
+ }
+ }
+ ok1(i==0);
+ ok1(darray_size(arr) == 0);
+ }
+ reset(arr);
+
+ testing(darray_from_c, darray_foreach, darray_foreach_reverse);
+ {
+ long *i;
+ size_t j;
+
+ darray_from_c(arr, lotsOfNumbers);
+ ok1(darray_size(arr) == ARRAY_SIZE(lotsOfNumbers));
+ ok1(darray_alloc(arr) >= darray_size(arr));
+ ok1(memcmp(arr.item, lotsOfNumbers, sizeof(lotsOfNumbers)) == 0);
+
+ j = 0;
+ darray_foreach(i, arr) {
+ if (i - arr.item != j)
+ break;
+ if (*i != (long)lotsOfNumbers[j])
+ break;
+ j++;
+ };
+ ok1(j == ARRAY_SIZE(lotsOfNumbers));
+
+ j = 0;
+ darray_foreach_reverse(i, arr) {
+ if (i - arr.item != darray_size(arr)-j-1)
+ break;
+ if (*i != (long)lotsOfNumbers[darray_size(arr)-j-1])
+ break;
+ j++;
+ };
+ ok1(j == ARRAY_SIZE(lotsOfNumbers));
+ }
+ reset(arr);
+
+ testing(darray_append_string);
+ {
+ for (i=0; i < ARRAY_SIZE(lotsOfStrings); i++)
+ darray_append_string(str, lotsOfStrings[i]);
+ ok1(str.size == amalgams.stringsSize);
+ ok1(str.alloc > str.size);
+ ok1(str.item[str.size] == 0);
+ ok1(!strcmp(str.item, amalgams.stringsF));
+ }
+ reset(str);
+
+ testing(darray_prepend_string);
+ {
+ for (i=0; i < ARRAY_SIZE(lotsOfStrings); i++)
+ darray_prepend_string(str, lotsOfStrings[i]);
+ ok1(str.size == amalgams.stringsSize);
+ ok1(str.alloc > str.size);
+ ok1(str.item[str.size] == 0);
+ ok1(!strcmp(str.item, amalgams.stringsB));
+ }
+ reset(str);
+
+ testing(darray_from_string);
+ {
+ for (i=0; i < ARRAY_SIZE(lotsOfStrings); i++) {
+ darray_from_string(str, lotsOfStrings[i]);
+ if (str.size != strlen(lotsOfStrings[i]))
+ break;
+ if (str.alloc < strlen(lotsOfStrings[i])+1)
+ break;
+ if (strcmp(str.item, lotsOfStrings[i]))
+ break;
+ }
+ ok1(i == ARRAY_SIZE(lotsOfStrings));
+ }
+ reset(str);
+
+ testing(darray_resize0);
+ {
+ size_t prevSize=0, size;
+ for (i=0; i < ARRAY_SIZE(lotsOfNumbers); i++, prevSize=size) {
+ size = lotsOfNumbers[i] & 0xFFFF;
+ darray_resize0(arr, size);
+ if (darray_size(arr) != size)
+ break;
+ if (darray_alloc(arr) < size)
+ break;
+ if (size>prevSize) {
+ if (!isZeros(arr.item+prevSize, (size-prevSize)*sizeof(*arr.item)))
+ break;
+ }
+ //fill the darray with lotsOfNumbers garbage
+ memtile(arr.item, darray_size(arr)*sizeof(*arr.item), lotsOfNumbers, sizeof(lotsOfNumbers));
+ }
+ ok1(i == ARRAY_SIZE(lotsOfNumbers));
+ }
+ reset(arr);
+
+ testing(darray_realloc);
+ {
+ size_t s,a;
+ for (i=0; i < ARRAY_SIZE(lotsOfNumbers); i++) {
+ arr.size = (s = lotsOfNumbers[i] >> 16);
+ //give size a nonsense value to make sure darray_realloc doesn't care about it
+ a = amalgams.stringsSize/sizeof(*arr.item)+2;
+ darray_realloc(arr, a = lotsOfNumbers[i] % ((amalgams.stringsSize/sizeof(*arr.item))+1));
+ if (a*sizeof(*arr.item) > amalgams.stringsSize)
+ break;
+ if (darray_alloc(arr) != a)
+ break;
+ if (darray_size(arr) != s)
+ break;
+ memtile(arr.item, a*sizeof(*arr.item), amalgams.stringsF, a*sizeof(*arr.item));
+ if (memcmp(arr.item, amalgams.stringsF, a*sizeof(*arr.item)))
+ break;
+ }
+ ok1(i == ARRAY_SIZE(lotsOfNumbers));
+ }
+ reset(arr);
+
+ testing(darray_growalloc);
+ {
+ size_t prevA, s, a;
+ for (i=0; i < ARRAY_SIZE(lotsOfNumbers); i++) {
+ arr.size = (s = lotsOfNumbers[i] >> 16);
+ //give size a nonsense value to make sure darray_growalloc doesn't care about it
+ a = amalgams.stringsSize/sizeof(*arr.item)+2;
+ prevA = darray_alloc(arr);
+ darray_growalloc(arr, a = lotsOfNumbers[i] % ((amalgams.stringsSize/sizeof(*arr.item))+1));
+ if (a*sizeof(*arr.item) > amalgams.stringsSize)
+ break;
+ if (darray_alloc(arr) < a)
+ break;
+ if (darray_alloc(arr) < prevA)
+ break;
+ if (darray_size(arr) != s)
+ break;
+
+ memtile(arr.item, a*sizeof(*arr.item), amalgams.stringsF, a*sizeof(*arr.item));
+ if (memcmp(arr.item, amalgams.stringsF, a*sizeof(*arr.item)))
+ break;
+
+ //clear the darray every now and then
+ if (!(lotsOfNumbers[i] & 15)) {
+ reset(arr);
+ }
+ }
+ ok1(i == ARRAY_SIZE(lotsOfNumbers));
+ }
+ reset(arr);
+
+ testing(darray_make_room);
+ {
+ for (i=0; i < ARRAY_SIZE(lotsOfStrings); i++) {
+ char *dest = darray_make_room(str, strlen(lotsOfStrings[i]));
+ if (str.alloc < str.size+strlen(lotsOfStrings[i]))
+ break;
+ if (dest != str.item+str.size)
+ break;
+
+ memcpy(dest, lotsOfStrings[i], strlen(lotsOfStrings[i]));
+ str.size += strlen(lotsOfStrings[i]);
+ }
+ ok1(i == ARRAY_SIZE(lotsOfStrings));
+ ok1(str.size == amalgams.stringsSize);
+
+ darray_append(str, 0);
+ ok1(!strcmp(str.item, amalgams.stringsF));
+ }
+ reset(str);
+
+ testing(darray_appends, darray_prepends, darray_pop_check);
+ {
+ darray(const char*) arr = darray_new();
+ const char *n[9] = {"zero", "one", "two", "three", "four", "five", "six", "seven", "eight"};
+
+ darray_appends(arr, n[5], n[6], n[7], n[8]);
+ ok1(darray_size(arr)==4 && darray_alloc(arr)>=4);
+
+ darray_prepends(arr, n[0], n[1], n[2], n[3], n[4]);
+ ok1(darray_size(arr)==9 && darray_alloc(arr)>=9);
+
+ ok1(arr.item[0]==n[0] &&
+ arr.item[1]==n[1] &&
+ arr.item[2]==n[2] &&
+ arr.item[3]==n[3] &&
+ arr.item[4]==n[4] &&
+ arr.item[5]==n[5] &&
+ arr.item[6]==n[6] &&
+ arr.item[7]==n[7] &&
+ arr.item[8]==n[8]);
+
+ ok1(darray_pop_check(arr)==n[8] &&
+ darray_pop_check(arr)==n[7] &&
+ darray_pop_check(arr)==n[6] &&
+ darray_pop_check(arr)==n[5] &&
+ darray_pop_check(arr)==n[4] &&
+ darray_pop_check(arr)==n[3] &&
+ darray_pop_check(arr)==n[2] &&
+ darray_pop_check(arr)==n[1] &&
+ darray_pop_check(arr)==n[0]);
+
+ ok1(darray_size(arr)==0);
+
+ ok1(darray_pop_check(arr)==NULL && darray_pop_check(arr)==NULL && darray_pop_check(arr)==NULL);
+
+ darray_free(arr);
+ }
+
+ trace("Freeing amalgams (internal)");
+ freeAmalgams();
+
+ return exit_status();
+}
+
+static void generateAmalgams(void) {
+ size_t i;
+ size_t lotsOfStringsLen = 0;
+ const char *src;
+ char *p;
+
+ for (i=0; i < ARRAY_SIZE(lotsOfStrings); i++)
+ lotsOfStringsLen += strlen(lotsOfStrings[i]);
+ amalgams.stringsSize = lotsOfStringsLen;
+
+ amalgams.stringsF = malloc(lotsOfStringsLen+1);
+ amalgams.stringsB = malloc(lotsOfStringsLen+1);
+
+ for (i=0,p=amalgams.stringsF; i < ARRAY_SIZE(lotsOfStrings); i++) {
+ size_t len = strlen(src=lotsOfStrings[i]);
+ memcpy(p, src, len);
+ p += len;
+ }
+ *p = 0;
+ ok1(p-amalgams.stringsF == (long)lotsOfStringsLen);
+ ok1(strlen(amalgams.stringsF) == lotsOfStringsLen);
+
+ for (i = ARRAY_SIZE(lotsOfStrings), p = amalgams.stringsB; i--;) {
+ size_t len = strlen(src=lotsOfStrings[i]);
+ memcpy(p, src, len);
+ p += len;
+ }
+ *p = 0;
+ ok1(p-amalgams.stringsB == (long)lotsOfStringsLen);
+ ok1(strlen(amalgams.stringsB) == lotsOfStringsLen);
+}
+
+static void freeAmalgams(void) {
+ free(amalgams.stringsF);
+ free(amalgams.stringsB);
+}
+
+static int isZeros(void *ptr, size_t size) {
+ unsigned char *pc = ptr;
+ size_t *pl;
+ if (size>8) {
+ //test one byte at a time until we have an aligned size_t pointer
+ while ((size_t)pc & (sizeof(size_t)-1))
+ if (*pc++)
+ return 0;
+ pl = (size_t*)pc;
+ size -= pc-(unsigned char*)ptr;
+ while (size >= sizeof(size_t)) {
+ size -= sizeof(size_t);
+ if (*pl++)
+ return 0;
+ }
+ pc = (unsigned char*)pl;
+ }
+ while (size--)
+ if (*pc++)
+ return 0;
+ return 1;
+}
+
+static void memtile(void *dest, size_t destWidth, const void *src, size_t srcWidth) {
+ char *d = dest;
+ while (destWidth > srcWidth) {
+ destWidth -= srcWidth;
+ memcpy(d, src, srcWidth);
+ d += srcWidth;
+ }
+ memcpy(d, src, destWidth);
+}
projects / ccan / blobdiff