[gspell/wip/entry] Add test-entry-utils unit test

[Sébastien Wilmet <swilmet src gnome org>]

commit 3d468a2fc012b2450362656623af480d6c8151f6
Author: Sébastien Wilmet <swilmet gnome org>
Date:   Sat Oct 29 19:11:27 2016 +0200

    Add test-entry-utils unit test
    
    Good music, I recommend ;)

 testsuite/Makefile.am        |    3 +
 testsuite/test-entry-utils.c |  137 ++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 140 insertions(+), 0 deletions(-)
---
diff --git a/testsuite/Makefile.am b/testsuite/Makefile.am
index 223f848..5f01561 100644
--- a/testsuite/Makefile.am
+++ b/testsuite/Makefile.am
@@ -26,6 +26,9 @@ UNIT_TEST_PROGS =
 UNIT_TEST_PROGS += test-checker
 test_checker_SOURCES = test-checker.c
 
+UNIT_TEST_PROGS += test-entry-utils
+test_entry_utils_SOURCES = test-entry-utils.c
+
 UNIT_TEST_PROGS += test-inline-checker-text-buffer
 test_inline_checker_text_buffer_SOURCES = test-inline-checker-text-buffer.c
 
diff --git a/testsuite/test-entry-utils.c b/testsuite/test-entry-utils.c
new file mode 100644
index 0000000..82d7229
--- /dev/null
+++ b/testsuite/test-entry-utils.c
@@ -0,0 +1,137 @@
+/*
+ * This file is part of gspell, a spell-checking library.
+ *
+ * Copyright 2016 - Sébastien Wilmet <swilmet gnome org>
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Lesser General Public
+ * License as published by the Free Software Foundation; either
+ * version 2.1 of the License, or (at your option) any later version.
+ *
+ * This library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this library; if not, see <http://www.gnu.org/licenses/>.
+ */
+
+#include "gspell/gspell-entry-utils.h"
+
+static GSList *
+add_word (GSList      *list,
+         const gchar *word_str,
+         gint         byte_start,
+         gint         byte_end)
+{
+       GspellEntryWord *word;
+
+       word = _gspell_entry_word_new ();
+       word->word_str = g_strdup (word_str);
+       word->byte_start = byte_start;
+       word->byte_end = byte_end;
+
+       return g_slist_append (list, word);
+}
+
+static void
+free_word_list (GSList *list)
+{
+       g_slist_free_full (list, _gspell_entry_word_free);
+}
+
+static void
+check_entry_word_equal (GspellEntryWord *word1,
+                       GspellEntryWord *word2)
+{
+       g_assert_cmpstr (word1->word_str, ==, word2->word_str);
+       g_assert_cmpint (word1->byte_start, ==, word2->byte_start);
+       g_assert_cmpint (word1->byte_end, ==, word2->byte_end);
+}
+
+static void
+check_entry_word_list_equal (GSList *list1,
+                            GSList *list2)
+{
+       GSList *l1;
+       GSList *l2;
+
+       for (l1 = list1, l2 = list2;
+            l1 != NULL && l2 != NULL;
+            l1 = l1->next, l2 = l2->next)
+       {
+               GspellEntryWord *word1 = l1->data;
+               GspellEntryWord *word2 = l2->data;
+
+               check_entry_word_equal (word1, word2);
+       }
+
+       g_assert (l1 == NULL);
+       g_assert (l2 == NULL);
+}
+
+static void
+test_get_words (void)
+{
+       GtkEntry *entry;
+       GSList *expected_list;
+       GSList *received_list;
+
+       entry = GTK_ENTRY (gtk_entry_new ());
+       g_object_ref_sink (entry);
+
+       expected_list = NULL;
+       received_list = _gspell_entry_utils_get_words (entry);
+       check_entry_word_list_equal (expected_list, received_list);
+
+       /* Only one word */
+       gtk_entry_set_text (entry, "Finntroll");
+       expected_list = add_word (NULL, "Finntroll", 0, 9);
+       received_list = _gspell_entry_utils_get_words (entry);
+       check_entry_word_list_equal (expected_list, received_list);
+       free_word_list (expected_list);
+       free_word_list (received_list);
+
+       /* Only one word, not at the start and end */
+       gtk_entry_set_text (entry, " Finntroll ");
+       expected_list = add_word (NULL, "Finntroll", 1, 10);
+       received_list = _gspell_entry_utils_get_words (entry);
+       check_entry_word_list_equal (expected_list, received_list);
+       free_word_list (expected_list);
+       free_word_list (received_list);
+
+       /* Several words */
+       gtk_entry_set_text (entry, "Finntroll - Svart Djup");
+       expected_list = add_word (NULL, "Finntroll", 0, 9);
+       expected_list = add_word (expected_list, "Svart", 12, 17);
+       expected_list = add_word (expected_list, "Djup", 18, 22);
+       received_list = _gspell_entry_utils_get_words (entry);
+       check_entry_word_list_equal (expected_list, received_list);
+       free_word_list (expected_list);
+       free_word_list (received_list);
+
+       /* Multi-byte UTF-8 words */
+       // å takes two bytes.
+       // ö takes two bytes.
+       gtk_entry_set_text (entry, "Asfågelns Död");
+       expected_list = add_word (NULL, "Asfågelns", 0, 10);
+       expected_list = add_word (expected_list, "Död", 11, 15);
+       received_list = _gspell_entry_utils_get_words (entry);
+       check_entry_word_list_equal (expected_list, received_list);
+       free_word_list (expected_list);
+       free_word_list (received_list);
+
+       g_object_unref (entry);
+}
+
+gint
+main (gint    argc,
+      gchar **argv)
+{
+       gtk_test_init (&argc, &argv);
+
+       g_test_add_func ("/entry-utils/get-words", test_get_words);
+
+       return g_test_run ();
+}