uniwbrk: Add unit tests of CR-LF sequences.

* tests/uniwbrk/test-u8-wordbreaks.c (main): Add test of a string with
CR-LF.
* tests/uniwbrk/test-u16-wordbreaks.c (main): Likewise.
* tests/uniwbrk/test-u32-wordbreaks.c (main): Likewise.

3 files changed, 50 insertions, 0 deletions

diff --git a/tests/uniwbrk/test-u16-wordbreaks.c b/tests/uniwbrk/test-u16-wordbreaks.c
index eb6b13c61a..734c8049be 100644
--- a/tests/uniwbrk/test-u16-wordbreaks.c
+++ b/tests/uniwbrk/test-u16-wordbreaks.c
@@ -90,6 +90,23 @@ main ()
     free (p);
   }
 
+  /* CR LF handling.  */
+  {
+    static const uint16_t input[8] =
+      { 'a', '\n', 'b', '\r', 'c', '\r', '\n', 'd' };
+    char *p = (char *) malloc (SIZEOF (input));
+    size_t i;
+
+    u16_wordbreaks (input, SIZEOF (input), p);
+    for (i = 0; i < 8; i++)
+      {
+        ASSERT (p[i] == (i == 1 || i == 2 || i == 3 || i == 4 || i == 5
+                         || i == 7 ? 1 :
+                         0));
+      }
+    free (p);
+  }
+
   /* Test regional indicators.  */
   {
     static const uint16_t input[10] =
diff --git a/tests/uniwbrk/test-u32-wordbreaks.c b/tests/uniwbrk/test-u32-wordbreaks.c
index 5855486ff6..7b106ac0cc 100644
--- a/tests/uniwbrk/test-u32-wordbreaks.c
+++ b/tests/uniwbrk/test-u32-wordbreaks.c
@@ -90,6 +90,23 @@ main ()
     free (p);
   }
 
+  /* 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;
+
+    u32_wordbreaks (input, SIZEOF (input), p);
+    for (i = 0; i < 8; i++)
+      {
+        ASSERT (p[i] == (i == 1 || i == 2 || i == 3 || i == 4 || i == 5
+                         || i == 7 ? 1 :
+                         0));
+      }
+    free (p);
+  }
+
   /* Test regional indicators.  */
   {
     static const uint32_t input[6] =
diff --git a/tests/uniwbrk/test-u8-wordbreaks.c b/tests/uniwbrk/test-u8-wordbreaks.c
index 2c36840ba8..5cf9d17168 100644
--- a/tests/uniwbrk/test-u8-wordbreaks.c
+++ b/tests/uniwbrk/test-u8-wordbreaks.c
@@ -81,6 +81,22 @@ main ()
     free (p);
   }
 
+  /* CR LF handling.  */
+  {
+    static const uint8_t input[8] = "a\nb\rc\r\nd";
+    char *p = (char *) malloc (SIZEOF (input));
+    size_t i;
+
+    u8_wordbreaks (input, SIZEOF (input), p);
+    for (i = 0; i < 8; i++)
+      {
+        ASSERT (p[i] == (i == 1 || i == 2 || i == 3 || i == 4 || i == 5
+                         || i == 7 ? 1 :
+                         0));
+      }
+    free (p);
+  }
+
   /* Test regional indicators.  */
   {
     static const uint8_t input[18] =