Add some unit tests for dictionaries.

3 files changed, 98 insertions, 1 deletions

diff --git a/libdimension/dimension/refcount.h b/libdimension/dimension/refcount.h
index f94815c..337147f 100644
--- a/libdimension/dimension/refcount.h
+++ b/libdimension/dimension/refcount.h
@@ -38,6 +38,6 @@
     /* Suppress "address will always evaluate to true" warning */       \
     void *testptr = (object);                                           \
     if (testptr) {                                                      \
-      ++(object)->DMNSN_REFCOUNT_FIELD;                                  \
+      ++(object)->DMNSN_REFCOUNT_FIELD;                                 \
     }                                                                   \
   } while (0)
diff --git a/libdimension/tests/Makefile.am b/libdimension/tests/Makefile.am
index 46fc6a2..0673023 100644
--- a/libdimension/tests/Makefile.am
+++ b/libdimension/tests/Makefile.am
@@ -26,6 +26,7 @@ check_PROGRAMS    = warning.test                                               \
                     warning-as-error.test                                      \
                     error.test                                                 \
                     custom-error-fn.test                                       \
+                    dictionary.test                                            \
                     polynomial.test                                            \
                     prtree.test                                                \
                     png.test                                                   \
@@ -72,6 +73,9 @@ error_test_LDADD   = libdimension-tests.la
 custom_error_fn_test_SOURCES = custom-error-fn.c
 custom_error_fn_test_LDADD   = libdimension-tests.la
 
+dictionary_test_SOURCES = dictionary.c
+dictionary_test_LDADD   = libdimension-unit-test.la
+
 polynomial_test_SOURCES = polynomial.c
 polynomial_test_LDADD   = libdimension-unit-test.la
 
diff --git a/libdimension/tests/dictionary.c b/libdimension/tests/dictionary.c
new file mode 100644
index 0000000..63969d3
--- /dev/null
+++ b/libdimension/tests/dictionary.c
@@ -0,0 +1,93 @@
+/*************************************************************************
+ * Copyright (C) 2012 Tavian Barnes <tavianator@tavianator.com>          *
+ *                                                                       *
+ * This file is part of The Dimension Test Suite.                        *
+ *                                                                       *
+ * The Dimension Test Suite is free software; you can redistribute it    *
+ * and/or modify it under the terms of the GNU General Public License as *
+ * published by the Free Software Foundation; either version 3 of the    *
+ * License, or (at your option) any later version.                       *
+ *                                                                       *
+ * The Dimension Test Suite 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  *
+ * General Public License for more details.                              *
+ *                                                                       *
+ * You should have received a copy of the GNU General Public License     *
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>. *
+ *************************************************************************/
+
+/**
+ * @file
+ * Tests for dmnsn_dictionary, a string->object map.
+ */
+
+#include "tests.h"
+
+static dmnsn_dictionary *dict;
+
+/*
+ * Dictionary creation/deletion.
+ */
+
+DMNSN_TEST(new_delete, delete_null)
+{
+  dmnsn_delete_dictionary(NULL);
+}
+
+/*
+ * Dictionary operations.
+ */
+
+DMNSN_TEST_SETUP(dictionary)
+{
+  dict = dmnsn_new_dictionary(sizeof(int));
+}
+
+DMNSN_TEST_TEARDOWN(dictionary)
+{
+  dmnsn_delete_dictionary(dict);
+}
+
+DMNSN_TEST(dictionary, insert_and_get)
+{
+  const int value_in = 123;
+  dmnsn_dictionary_insert(dict, "key", &value_in);
+
+  int value_out;
+  ck_assert(dmnsn_dictionary_get(dict, "key", &value_out));
+  ck_assert_int_eq(value_out, value_in);
+
+  int *value_at = dmnsn_dictionary_at(dict, "key");
+  ck_assert_int_eq(*value_at, value_in);
+}
+
+DMNSN_TEST(dictionary, insert_overwrites)
+{
+  const int value1 = 123, value2 = 456;
+  int value;
+
+  /* Insert and read back value1 */
+  dmnsn_dictionary_insert(dict, "key", &value1);
+  ck_assert(dmnsn_dictionary_get(dict, "key", &value));
+  ck_assert_int_eq(value, value1);
+
+  /* Insert and read back value2 */
+  dmnsn_dictionary_insert(dict, "key", &value2);
+  ck_assert(dmnsn_dictionary_get(dict, "key", &value));
+  ck_assert_int_eq(value, value2);
+}
+
+DMNSN_TEST(dictionary, remove)
+{
+  const int value_in = 123;
+  dmnsn_dictionary_insert(dict, "key", &value_in);
+  ck_assert(dmnsn_dictionary_remove(dict, "key"));
+  ck_assert(!dmnsn_dictionary_remove(dict, "key"));
+
+  int value_out;
+  ck_assert(!dmnsn_dictionary_get(dict, "key", &value_out));
+
+  int *value_at = dmnsn_dictionary_at(dict, "key");
+  ck_assert(value_at == NULL);
+}