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tests/collate.c Libc-1725.40.4 /dev/null
--- Libc/Libc-1725.40.4/tests/collate.c
+++ /dev/null
@@ -1,384 +0,0 @@
-#include <sys/param.h>
-
-#include <TargetConditionals.h>
-#include <errno.h>
-#include <limits.h>
-#include <locale.h>
-#include <regex.h>
-#include <stdbool.h>
-#include <stdlib.h>
-#include <unistd.h>
-#include <xlocale.h>
-
-#include <darwintest.h>
-
-void __collate_lookup_l(const __darwin_wchar_t *, int *, int *, int *,
-                        locale_t);
-void __collate_lookup(const unsigned char *, int *, int *, int *);
-
-/*
- * in C or POSIX locales
- *  __collate_lookup("", ... )  -> len: 0 prim: 0 sec: 0
- *  __collate_lookup("a", ... )   -> len: 1 prim: (int)'a' sec: 0
- *  __collate_lookup("ab", ... )  -> len: 1 prim: (int)'a' sec: 0
- *
- * in a Latin-1 locale (de_DE.ISO8859-1)
- *  __collate_lookup("", ... )  -> len: 0 prim: 0 sec: 0
- *  __collate_lookup("a", ... )   -> len: 1 prim: > 0 sec: > 0
- *  __collate_lookup("ab", ... )  -> len: 1 prim: > 0 sec: > 0
- *  # a character not in the table - lookup failure
- *  __collate_lookup("\xdf", ... )  -> len: 0 prim: -1 sec: -1
- *
- * in a UTF-8 locale (de_DE.UTF-8)
- *  __collate_lookup("", ... )  -> len: 0 prim: 0 sec: 0
- *  __collate_lookup("a", ... )   -> len: 1 prim: > 0 sec: > 0
- *  __collate_lookup("ab", ... )   -> len: 1 prim: > 0 sec: > 0
- *  # An invalid multi-byte sequence
- *  __collate_lookup("\xe4", ... )   -> len: 1 prim: (int)'\xe4' sec: 0
- *  # valid multi-byte sequence
- *  __collate_lookup("\xc3\xa4", ... )   -> len: 2 prim: > 0 sec: > 0
- */
-T_DECL(collate_lookup, "Test __collate_lookup() behavior") {
-  unsigned char c;
-  unsigned char str[16];
-  int len, prim, sec, prim2, sec2;
-  char *result;
-
-  /* ------------------------- C Locale ------------------------- */
-  /* In the C locale primary weights should equal the int value of the
-   * character*/
-  result = setlocale(LC_ALL, "C");
-  T_ASSERT_NOTNULL(result, "changed to C locale");
-
-  __collate_lookup("", &len, &prim, &sec);
-  T_ASSERT_EQ_INT(len, 0, "No characters read");
-  T_EXPECT_EQ_INT(prim, 0, "No primary weight");
-  T_EXPECT_EQ_INT(sec, 0, "No secondary weight");
-
-  str[1] = 'X';
-  str[2] = '\0';
-  for (c = 1; c < UCHAR_MAX; c++) {
-    len = 1;
-    str[0] = c;
-    __collate_lookup(str, &len, &prim, &sec);
-    T_ASSERT_EQ_INT(len, 1, "Only read one character");
-    T_EXPECT_EQ_INT(prim, (int)c, "Primary weight returned is the value of c");
-    T_EXPECT_EQ_INT(sec, 0, "Secondary weight returned is 0");
-  }
-
-#if TARGET_OS_OSX
-  /* ------------------------- German Latin-1 Locale ----------------------- */
-  result = setlocale(LC_ALL, "de_DE.ISO8859-1");
-  T_ASSERT_NOTNULL(result, "changed to german Latin-1 locale");
-
-  __collate_lookup("", &len, &prim, &sec);
-  T_ASSERT_EQ_INT(len, 0, "No characters read");
-  T_EXPECT_EQ_INT(prim, 0, "No primary weight");
-  T_EXPECT_EQ_INT(sec, 0, "No secondary weight");
-
-  str[1] = 'X';
-  str[2] = '\0';
-  for (c = 1; c < UCHAR_MAX; c++) {
-    len = 1;
-    str[0] = c;
-    __collate_lookup(str, &len, &prim, &sec);
-    T_ASSERT_EQ_INT(len, (c == '\0' ? 0 : 1), "Only read one character");
-    str[1] = '\0';
-    if (prim == 0 || prim == -1) {
-      T_EXPECT_EQ(sec, prim, "0x%x has no secondary weight", c);
-    } else {
-      T_EXPECT_GT(prim, 0, "0x%x Has primary weight", c);
-      T_EXPECT_GT(sec, 0, "0x%x Has secondary weight", c);
-    }
-  }
-
-  str[0] = 'a';
-  __collate_lookup(str, &len, &prim, &sec);
-  T_ASSERT_EQ_INT(len, 1, "Only read one character");
-
-  /* a with dieresis in Latin-1 locales */
-  str[0] = (unsigned char)'\xe4';
-  __collate_lookup(str, &len, &prim2, &sec2);
-  T_ASSERT_EQ_INT(len, 1, "Only read one character");
-  T_EXPECT_EQ(prim, prim2, "Same primary weight");
-  T_EXPECT_LT(sec, sec2, "Different secondary weight");
-
-  /* ------------------------- German UTF-8 Locale ------------------------- */
-  result = setlocale(LC_ALL, "de_DE.UTF-8");
-  T_ASSERT_NOTNULL(result, "changed to german UTF-8 locale");
-
-  __collate_lookup("", &len, &prim, &sec);
-  T_ASSERT_EQ_INT(len, 0, "No characters read");
-  T_EXPECT_EQ_INT(prim, 0, "No primary weight");
-  T_EXPECT_EQ_INT(sec, 0, "No secondary weight");
-
-  str[1] = 'X';
-  str[2] = '\0';
-  for (c = 1; c < UCHAR_MAX; c++) {
-    len = 2; /* Tell it that this string is longer */
-    str[0] = c;
-    __collate_lookup(str, &len, &prim, &sec);
-    T_ASSERT_EQ_INT(len, 1, "Only read one character");
-    if (prim == 0 || prim == -1) {
-      T_EXPECT_EQ(sec, prim, "0x%x has no secondary weight", c);
-    } else {
-      T_EXPECT_GT(prim, 0, "0x%x Has primary weight", c);
-      /* weight will be 0 for sequences that result in mb failure */
-      if (c < 128) {
-        /* So only test secondary weights for the ASCII characters */
-        T_EXPECT_GT(sec, 0, "0x%x Has secondary weight", c);
-      }
-    }
-  }
-
-  str[0] = 'a';
-  __collate_lookup(str, &len, &prim, &sec);
-  T_ASSERT_EQ_INT(len, 1, "Only read one character");
-
-  /* a with dieresis in Latin-1 locales */
-  /* this character is invalid in a UTF-8 locale */
-  str[0] = (unsigned char)'\xe4';
-  errno = 0;
-  __collate_lookup(str, &len, &prim2, &sec2);
-  T_EXPECT_EQ_INT(errno, EILSEQ, "errno indicates invalid character");
-  T_ASSERT_EQ_INT(len, 1, "Only read one character");
-  T_EXPECT_EQ(prim2, (unsigned int)L'\xe4',
-              "Invalid character - Primary weight equal to value (228)");
-  T_EXPECT_EQ(sec2, 0, "Invalid character - No secondary weight");
-
-  T_EXPECT_NE(prim, prim2, "Different primary weight");
-  T_EXPECT_NE(sec, sec2, "Different secondary weight");
-
-  /* Test Multibyte lookup */
-  str[0] = (unsigned char)'\xc3';
-  str[1] = (unsigned char)'\xa4';
-  str[2] = (unsigned char)'X';
-  str[3] = (unsigned char)'\0';
-  len = 3;
-  __collate_lookup(str, &len, &prim2, &sec2);
-  T_EXPECTFAIL_WITH_REASON(
-      "__collate_lookup doesn't actually tell you how many bytes were used");
-  T_ASSERT_EQ_INT(len, 2, "Only read 2 characters");
-  T_EXPECT_EQ(prim, prim2, "Same primary weight");
-  T_EXPECT_LT(sec, sec2, "Different secondary weight");
-#endif
-}
-
-/*
- * Tests for the __collate_lookup_l() which is used to lookup weights of wide
- * characters
- */
-T_DECL(collate_lookup_l, "Test __collate_lookup_l() behavior") {
-  wchar_t wc;
-  wchar_t wcs[16];
-  char str[16] = {0};
-  int len, prim, sec, prim2, sec2;
-  char *result;
-
-  /* ------------------------- C Locale ------------------------- */
-  /* In the C locale primary weights should equal the int value of the
-   * character*/
-  result = setlocale(LC_ALL, "C");
-  T_ASSERT_NOTNULL(result, "changed to C locale");
-
-  __collate_lookup_l(L"", &len, &prim, &sec, LC_GLOBAL_LOCALE);
-  T_ASSERT_EQ_INT(len, 0, "No characters read");
-  T_EXPECT_EQ_INT(prim, 0, "No primary weight");
-  T_EXPECT_EQ_INT(sec, 0, "No secondary weight");
-
-  wcs[1] = L'X';
-  wcs[2] = L'\0';
-  for (wc = 1; wc < UCHAR_MAX; wc++) {
-    len = 1;
-    wcs[0] = wc;
-    errno = 0;
-    __collate_lookup_l(wcs, &len, &prim, &sec, LC_GLOBAL_LOCALE);
-    T_ASSERT_EQ_INT(errno, 0, "No error occurred");
-    T_ASSERT_EQ_INT(len, 1, "Only read one character");
-    T_EXPECT_EQ_INT(prim, (int)wc,
-                    "Primary weight returned is the value of wc");
-    T_EXPECT_EQ_INT(sec, 0, "Secondary weight returned is 0");
-  }
-
-#if TARGET_OS_OSX
-  /* ------------------------- German Latin-1 Locale -------------------------
-   */
-  result = setlocale(LC_ALL, "de_DE.ISO8859-1");
-  T_ASSERT_NOTNULL(result, "changed to german Latin-1 locale");
-
-  wcs[1] = L'X';
-  wcs[2] = L'\0';
-  for (wc = 1; wc < UCHAR_MAX; wc++) {
-    len = 1;
-    wcs[0] = wc;
-    str[0] = wc & 0xFF;
-    __collate_lookup_l(wcs, &len, &prim, &sec, LC_GLOBAL_LOCALE);
-    T_ASSERT_EQ_INT(len, 1, "Only read one character");
-    if (prim == 0 || prim == -1) {
-      T_EXPECT_EQ(sec, prim, "Wide char 0x%x has no secondary weight", wc);
-    } else {
-      T_EXPECT_GT(prim, 0, "Wide char 0x%x Has primary weight", wc);
-      T_EXPECT_GT(sec, 0, "Wide char 0x%x Has secondary weight", wc);
-    }
-  }
-
-  wcs[0] = L'a';
-  __collate_lookup_l(wcs, &len, &prim, &sec, LC_GLOBAL_LOCALE);
-  T_ASSERT_EQ_INT(len, 1, "Only read one character");
-
-  /* a with dieresis in Latin-1 locales */
-  wcs[0] = L'\xe4';
-  __collate_lookup_l(wcs, &len, &prim2, &sec2, LC_GLOBAL_LOCALE);
-  T_ASSERT_EQ_INT(len, 1, "Only read one character");
-  T_EXPECT_EQ(prim, prim2, "Same primary weight");
-  T_EXPECT_LT(sec, sec2, "Different secondary weight");
-
-  /* ------------------------- German UTF-8 Locale ------------------------- */
-  result = setlocale(LC_ALL, "de_DE.UTF-8");
-  T_ASSERT_NOTNULL(result, "changed to german UTF-8 locale");
-
-  __collate_lookup_l(L"", &len, &prim, &sec, LC_GLOBAL_LOCALE);
-  T_ASSERT_EQ_INT(len, 0, "No characters read");
-  T_EXPECT_EQ_INT(prim, 0, "No primary weight");
-  T_EXPECT_EQ_INT(sec, 0, "No secondary weight");
-
-  for (wc = 1; wc < UCHAR_MAX; wc++) {
-    len = 1;
-    wcs[0] = wc;
-    str[0] = wc & 0xFF;
-    __collate_lookup_l(wcs, &len, &prim, &sec, LC_GLOBAL_LOCALE);
-    T_ASSERT_EQ_INT(len, 1, "Only read one character");
-    if (prim == 0 || prim == -1) {
-      T_EXPECT_EQ(sec, prim, "0x%x has no secondary weight", wc);
-    } else {
-      T_EXPECT_GT(prim, 0, "Wide char 0x%x Has primary weight", wc);
-      T_EXPECT_GT(sec, 0, "Wide char 0x%x Has secondary weight", wc);
-    }
-  }
-
-  /* Test that a lookup of 'a' and '\xe4' returns the same primary weight */
-  wcs[0] = L'a';
-  wcs[1] = L'\0';
-  __collate_lookup_l(wcs, &len, &prim, &sec, LC_GLOBAL_LOCALE);
-  T_ASSERT_EQ_INT(len, 1, "Only read one character");
-  T_EXPECT_GT(prim, 0, "Wide char 0x%x Has primary weight", wc);
-  T_EXPECT_GT(sec, 0, "Wide char 0x%x Has secondary weight", wc);
-
-  wcs[0] = L'\xe4';
-  wcs[1] = L'\0';
-  errno = 0;
-  __collate_lookup_l(wcs, &len, &prim2, &sec2, LC_GLOBAL_LOCALE);
-  T_EXPECT_EQ_INT(errno, 0, "errno was not set");
-  T_ASSERT_EQ_INT(len, 1, "Only read one character");
-  T_EXPECT_GT(prim2, 0, "Wide char 0x%x Has primary weight", wc);
-  T_EXPECT_GT(sec2, 0, "Wide char 0x%x Has secondary weight", wc);
-
-  T_EXPECT_EQ(prim, prim2, "Primary weight equal");
-  T_EXPECT_NE(sec, sec2, "Different secondary weight");
-#endif
-}
-
-static void
-try_one(regex_t *preg, unsigned char ch, bool expected, const char *type)
-{
-	unsigned char str[2] = { ch, 0x00 };
-	regmatch_t match;
-	int error;
-
-	error = regexec(preg, (const char *)&str[0], 1, &match, 0);
-	T_ASSERT_EQ(error == 0, expected, "Character 0x%x should %s %s",
-	    ch, expected ? "match" : "not match", type);
-}
-
-T_DECL(collate_equivalence, "Test __collate_lookup() behavior",
-    T_META_ENABLED(TARGET_OS_OSX)) {
-	regex_t ireg, reg;
-	const char *cpatterns[] = { "[[=a=]]", "[[=A=]]", NULL };
-	const char *isopatterns[] = { "[[=\xe5=]]", "[[=a=]]", NULL };
-	const char *loc;
-	int error;
-	bool lower, exp, iexp;
-
-	loc = setlocale(LC_ALL, "en_US.ISO8859-1");
-	T_ASSERT_EQ_STR(loc, "en_US.ISO8859-1", "setlocale en_US.ISO8859-1");
-
-	for (const char **pat = isopatterns; *pat != NULL; pat++) {
-		T_LOG("Trying pattern '%s', ISO8859-1 locale", *pat);
-		error = regcomp(&reg, *pat, REG_BASIC);
-		T_ASSERT_EQ_INT(error, 0, "Regex compilation");
-
-		error = regcomp(&ireg, *pat, REG_BASIC | REG_ICASE);
-		T_ASSERT_EQ_INT(error, 0, "Case-insensitive regex compilation");
-
-		for (unsigned char ch = 0x00; ch < 0xff; ch++) {
-			exp = (ch >= 0xe0 && ch < 0xe6) || ch == 'a';
-			iexp = exp || (ch >= 0xc0 && ch < 0xc6) || ch == 'A' ||
-			    ch == 0xaa /* FEMININE_ORDINAL_INDICATOR */;
-
-			try_one(&reg, ch, exp, "sensitively");
-			try_one(&ireg, ch, iexp, "insensitively");
-		}
-
-		regfree(&reg);
-		regfree(&ireg);
-	}
-
-	loc = setlocale(LC_ALL, "C");
-	T_ASSERT_EQ_STR(loc, "C", "setlocale C");
-
-	lower = true;
-	for (const char **pat = cpatterns; *pat != NULL; pat++) {
-		T_LOG("Trying pattern '%s', C locale", *pat);
-		error = regcomp(&reg, *pat, REG_BASIC);
-		T_ASSERT_EQ_INT(error, 0, "Regex compilation");
-
-		error = regcomp(&ireg, *pat, REG_BASIC | REG_ICASE);
-		T_ASSERT_EQ_INT(error, 0, "Case-insensitive regex compilation");
-
-		for (unsigned char ch = 0x00; ch < 0xff; ch++) {
-			if (lower) {
-				exp = ch == 'a';
-				iexp = exp || ch == 'A';
-			} else {
-				exp = ch == 'A';
-				iexp = exp || ch == 'a';
-			}
-
-			try_one(&reg, ch, exp, "sensitively");
-			try_one(&ireg, ch, iexp, "insensitively");
-		}
-
-		regfree(&reg);
-		regfree(&ireg);
-
-		lower = false;
-	}
-}
-
-T_DECL(collate_subst_legacy, "Test legacy substitution behavior") {
-	char cwdbuf[MAXPATHLEN], *cwd, *localepath;
-	const char *curloc;
-	int ret;
-
-	cwd = getcwd(cwdbuf, sizeof(cwdbuf));
-	T_ASSERT_NE_PTR(cwd, NULL, NULL);
-
-	ret = asprintf(&localepath, "%s/locales", cwd);
-	T_ASSERT_GT(ret, 0, NULL);
-
-	T_LOG("Setting PATH_LOCALE to %s", localepath);
-	ret = setenv("PATH_LOCALE", localepath, 1);
-	T_ASSERT_EQ(ret, 0, NULL);
-
-	/* They should not be equivalent in the C locale. */
-	setlocale(LC_COLLATE, "C");
-	ret = strcoll("ss", "\xdf");
-	T_ASSERT_NE(ret, 0, NULL);
-
-	curloc = setlocale(LC_COLLATE, "legacy.subst");
-	T_ASSERT_EQ_STR(curloc, "legacy.subst", "Set LC_COLLATE to a legacy definition");
-
-	ret = strcoll("ss", "\xdf");
-	T_ASSERT_EQ(ret, 0, "Compare with substitutions applied");
-	free(localepath);
-}