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-rw-r--r--tests/unilbrk/test-u32-possible-linebreaks.c181
1 files changed, 172 insertions, 9 deletions
diff --git a/tests/unilbrk/test-u32-possible-linebreaks.c b/tests/unilbrk/test-u32-possible-linebreaks.c
index 0434889..50e5910 100644
--- a/tests/unilbrk/test-u32-possible-linebreaks.c
+++ b/tests/unilbrk/test-u32-possible-linebreaks.c
@@ -1,5 +1,5 @@
/* Test of line breaking of UTF-32 strings.
- Copyright (C) 2008-2018 Free Software Foundation, Inc.
+ Copyright (C) 2008-2022 Free Software Foundation, Inc.
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
@@ -24,11 +24,12 @@
#include "macros.h"
-int
-main ()
+static void
+test_function (void (*my_u32_possible_linebreaks) (const uint32_t *, size_t, const char *, char *_UC_RESTRICT),
+ int version)
{
/* Test case n = 0. */
- u32_possible_linebreaks (NULL, 0, "GB18030", NULL);
+ my_u32_possible_linebreaks (NULL, 0, "GB18030", NULL);
{
static const uint32_t input[61] =
@@ -45,13 +46,13 @@ main ()
char *p = (char *) malloc (SIZEOF (input));
size_t i;
- u32_possible_linebreaks (input, SIZEOF (input), "GB18030", p);
+ my_u32_possible_linebreaks (input, SIZEOF (input), "GB18030", p);
for (i = 0; i < 61; i++)
{
ASSERT (p[i] == (i == 60 ? UC_BREAK_MANDATORY :
i == 5
|| i == 11 || i == 25
- || i == 29 || i == 30
+ || i == 29
|| i == 45 || i == 51
|| i == 52 || i == 53 || i == 55 || i == 56
|| i == 58 || i == 59 ? UC_BREAK_POSSIBLE :
@@ -64,13 +65,13 @@ main ()
char *p = (char *) malloc (SIZEOF (input));
size_t i;
- u32_possible_linebreaks (input, SIZEOF (input), "GB2312", p);
+ my_u32_possible_linebreaks (input, SIZEOF (input), "GB2312", p);
for (i = 0; i < 61; i++)
{
ASSERT (p[i] == (i == 60 ? UC_BREAK_MANDATORY :
i == 5
|| i == 11 || i == 25
- || i == 29 || i == 30
+ || i == 29
|| i == 37 || i == 45 || i == 51
|| i == 52 || i == 53 || i == 55 || i == 56
|| i == 58 || i == 59 ? UC_BREAK_POSSIBLE :
@@ -80,6 +81,23 @@ main ()
}
}
+ /* CR LF handling. */
+ {
+ static const uint32_t input[8] =
+ { 'a', '\n', 'b', '\r', 'c', '\r', '\n', 'd' };
+ char *p = (char *) malloc (SIZEOF (input));
+ size_t i;
+
+ my_u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
+ for (i = 0; i < 8; i++)
+ {
+ ASSERT (p[i] == (i == 1 || i == 3 || i == 6 ? UC_BREAK_MANDATORY :
+ i == 5 ? (version < 2 ? UC_BREAK_MANDATORY : UC_BREAK_CR_BEFORE_LF) :
+ UC_BREAK_PROHIBITED));
+ }
+ free (p);
+ }
+
/* Test that a break is possible after a zero-width space followed by some
regular spaces (rule LB8 in Unicode TR#14 revision 26). */
{
@@ -87,7 +105,7 @@ main ()
char *p = (char *) malloc (SIZEOF (input));
size_t i;
- u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
+ my_u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
for (i = 0; i < 4; i++)
{
ASSERT (p[i] == (i == 3 ? UC_BREAK_POSSIBLE : UC_BREAK_PROHIBITED));
@@ -95,5 +113,150 @@ main ()
free (p);
}
+ /* Test line breaking in a string with HTML markup. */
+ {
+ static const uint32_t input[21] =
+ {
+ '<', 'P', '>', 'S', 'o', 'm', 'e', ' ', 's', 'e', 'n', 't',
+ 'e', 'n', 'c', 'e', '.', '<', '/', 'P', '>'
+ };
+ char *p = (char *) malloc (SIZEOF (input));
+ size_t i;
+
+ my_u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
+ for (i = 0; i < 21; i++)
+ {
+ ASSERT (p[i] == (i == 8 || i == 17 || i == 19 ? UC_BREAK_POSSIBLE :
+ UC_BREAK_PROHIBITED));
+ }
+ free (p);
+ }
+
+ /* Test line breaking of combining marks. */
+ {
+ static const uint32_t input[16] =
+ {
+ 'a', 0x0300, 0x0301, 'e', 0x0300, ' ', 0x0301, 'o', ' ', 0x0300, ' ',
+ 'o', 0x0A00, 0x0300, '\n',
+ 0x0300
+ };
+ char *p = (char *) malloc (SIZEOF (input));
+ size_t i;
+
+ my_u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
+ for (i = 0; i < 16; i++)
+ {
+ ASSERT (p[i] == (i == 14 ? UC_BREAK_MANDATORY :
+ i == 6 || i == 9 || i == 11 ? UC_BREAK_POSSIBLE :
+ UC_BREAK_PROHIBITED));
+ }
+ free (p);
+ }
+
+ /* Test line breaking of zero-width joiners (U+200D). */
+ {
+ static const uint32_t input[37] =
+ {
+ 0x6709, 0x7121, 0x7AAE, 0x591A, 0x500B, 0x7D20, 0x6578, 0x3002, '\n',
+ 0x6709, 0x200D, 0x7121, 0x200D, 0x7AAE, 0x591A, 0x500B, 0x7D20, 0x200D, 0x6578, 0x3002, '\n',
+ 0x4F60, 0x2014, 0x4E0D, '\n',
+ 0x4F60, 0x2014, 0x200D, 0x4E0D, '\n',
+ 0x261D, 0x1F3FF, '\n',
+ 0x261D, 0x200D, 0x1F3FF, '\n',
+ };
+ char *p = (char *) malloc (SIZEOF (input));
+ size_t i;
+
+ my_u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
+ for (i = 0; i < 37; i++)
+ {
+ ASSERT (p[i] == (i == 8 || i == 20
+ || i == 24 || i == 29
+ || i == 32 || i == 36 ? UC_BREAK_MANDATORY :
+ i == 1 || i == 2 || i == 3 || i == 4 || i == 5 || i == 6
+ || i == 14 || i == 15 || i == 16
+ || i == 22 || i == 23
+ || i == 26 ? UC_BREAK_POSSIBLE :
+ UC_BREAK_PROHIBITED));
+ }
+ free (p);
+ }
+
+ /* Test line breaking of regional indicators. */
+ {
+ static const uint32_t input[4] =
+ { 0x1F1E9, 0x1F1EA, 0x1F1EB, 0x1F1F7 };
+ char *p = (char *) malloc (SIZEOF (input));
+ size_t i;
+
+ my_u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
+ for (i = 0; i < 4; i++)
+ {
+ ASSERT (p[i] == (i == 2 ? UC_BREAK_POSSIBLE : UC_BREAK_PROHIBITED));
+ }
+ free (p);
+ }
+
+ /* Test special behaviour of hyphen/break-after character after
+ Hebrew letter. */
+ {
+ static const uint32_t input[10] = /* "ab-אב-αβ-ω" */
+ { 'a', 'b', '-', 0x05D0, 0x05D1, '-', 0x03B1, 0x03B2, '-', 0x03C9 };
+ char *p = (char *) malloc (SIZEOF (input));
+ size_t i;
+
+ my_u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
+ for (i = 0; i < 10; i++)
+ {
+ ASSERT (p[i] == (i == 3 || i == 9 ? UC_BREAK_POSSIBLE :
+ UC_BREAK_PROHIBITED));
+ }
+ free (p);
+ }
+
+ /* Test special behaviour before East Asian opening parenthesis (LB30). */
+ {
+ static const uint32_t input[17] = /* "日中韓統合漢字拡張G「ユニコード」" */
+ {
+ 0x65E5, 0x4E2D, 0x97D3, 0x7D71, 0x5408, 0x6F22, 0x5B57, 0x62E1, 0x5F35,
+ 'G', 0x300C, 0x30E6, 0x30CB, 0x30B3, 0x30FC, 0x30C9, 0x300D
+ };
+ char *p = (char *) malloc (SIZEOF (input));
+ size_t i;
+
+ my_u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
+ for (i = 0; i < 17; i++)
+ {
+ ASSERT (p[i] == (i == 1 || i == 2 || i == 3 || i == 4 || i == 5
+ || i == 6 || i == 7 || i == 8 || i == 9
+ || i == 10 /* This is the desired break position. */
+ || i == 12 || i == 13 || i == 15 ? UC_BREAK_POSSIBLE :
+ UC_BREAK_PROHIBITED));
+ }
+ free (p);
+ }
+
+ /* Test special behaviour of potential future emoji (LB30b). */
+ {
+ static const uint32_t input[2] = { 0x1FFFC, 0x1F3FF };
+ char *p = (char *) malloc (SIZEOF (input));
+ size_t i;
+
+ my_u32_possible_linebreaks (input, SIZEOF (input), "UTF-8", p);
+ for (i = 0; i < 2; i++)
+ {
+ ASSERT (p[i] == UC_BREAK_PROHIBITED);
+ }
+ free (p);
+ }
+}
+
+int
+main ()
+{
+ test_function (u32_possible_linebreaks, 2);
+#undef u32_possible_linebreaks
+ test_function (u32_possible_linebreaks, 1);
+
return 0;
}