Revert "build: removing src/utils and replacing with squareball"

This reverts commit 950e6c9148eca244a89d18a21d4ae4e5c3d1c646.

1 files changed, 824 insertions, 0 deletions

diff --git a/tests/check_utils.c b/tests/check_utils.c
new file mode 100644
index 0000000..a42c75a
--- /dev/null
+++ b/tests/check_utils.c
@@ -0,0 +1,824 @@
+/*
+ * blogc: A blog compiler.
+ * Copyright (C) 2014-2015 Rafael G. Martins <rafael@rafaelmartins.eng.br>
+ *
+ * This program can be distributed under the terms of the BSD License.
+ * See the file LICENSE.
+ */
+
+#include <stdarg.h>
+#include <stddef.h>
+#include <setjmp.h>
+#include <cmocka.h>
+
+#include <stdlib.h>
+
+#include "../src/utils/utils.h"
+
+
+static void
+test_slist_append(void **state)
+{
+    b_slist_t *l = NULL;
+    l = b_slist_append(l, (void*) b_strdup("bola"));
+    assert_non_null(l);
+    assert_string_equal(l->data, "bola");
+    assert_null(l->next);
+    l = b_slist_append(l, (void*) b_strdup("guda"));
+    assert_non_null(l);
+    assert_string_equal(l->data, "bola");
+    assert_non_null(l->next);
+    assert_string_equal(l->next->data, "guda");
+    assert_null(l->next->next);
+    b_slist_free_full(l, free);
+}
+
+
+static void
+test_slist_free(void **state)
+{
+    b_slist_t *l = NULL;
+    char *t1 = b_strdup("bola");
+    char *t2 = b_strdup("guda");
+    char *t3 = b_strdup("chunda");
+    l = b_slist_append(l, (void*) t1);
+    l = b_slist_append(l, (void*) t2);
+    l = b_slist_append(l, (void*) t3);
+    b_slist_free(l);
+    assert_string_equal(t1, "bola");
+    assert_string_equal(t2, "guda");
+    assert_string_equal(t3, "chunda");
+    free(t1);
+    free(t2);
+    free(t3);
+}
+
+
+static void
+test_slist_length(void **state)
+{
+    b_slist_t *l = NULL;
+    l = b_slist_append(l, (void*) b_strdup("bola"));
+    l = b_slist_append(l, (void*) b_strdup("guda"));
+    l = b_slist_append(l, (void*) b_strdup("chunda"));
+    assert_int_equal(b_slist_length(l), 3);
+    b_slist_free_full(l, free);
+}
+
+
+static void
+test_strdup(void **state)
+{
+    char *str = b_strdup("bola");
+    assert_string_equal(str, "bola");
+    free(str);
+    str = b_strdup(NULL);
+    assert_null(str);
+}
+
+
+static void
+test_strndup(void **state)
+{
+    char *str = b_strndup("bolaguda", 4);
+    assert_string_equal(str, "bola");
+    free(str);
+    str = b_strndup("bolaguda", 30);
+    assert_string_equal(str, "bolaguda");
+    free(str);
+    str = b_strndup("bolaguda", 8);
+    assert_string_equal(str, "bolaguda");
+    free(str);
+    str = b_strdup(NULL);
+    assert_null(str);
+}
+
+
+static void
+test_strdup_printf(void **state)
+{
+    char *str = b_strdup_printf("bola");
+    assert_string_equal(str, "bola");
+    free(str);
+    str = b_strdup_printf("bola, %s", "guda");
+    assert_string_equal(str, "bola, guda");
+    free(str);
+}
+
+
+static void
+test_str_starts_with(void **state)
+{
+    assert_true(b_str_starts_with("bolaguda", "bola"));
+    assert_true(b_str_starts_with("bola", "bola"));
+    assert_false(b_str_starts_with("gudabola", "bola"));
+    assert_false(b_str_starts_with("guda", "bola"));
+    assert_false(b_str_starts_with("bola", "bolaguda"));
+}
+
+
+static void
+test_str_ends_with(void **state)
+{
+    assert_true(b_str_ends_with("bolaguda", "guda"));
+    assert_true(b_str_ends_with("bola", "bola"));
+    assert_false(b_str_ends_with("gudabola", "guda"));
+    assert_false(b_str_ends_with("guda", "bola"));
+    assert_false(b_str_ends_with("bola", "gudabola"));
+}
+
+
+static void
+test_str_strip(void **state)
+{
+    char *str = b_strdup("  \tbola\n  \t");
+    assert_string_equal(b_str_strip(str), "bola");
+    free(str);
+    str = b_strdup("guda");
+    assert_string_equal(b_str_strip(str), "guda");
+    free(str);
+    assert_null(b_str_strip(NULL));
+}
+
+
+static void
+test_str_split(void **state)
+{
+    char **strv = b_str_split("bola:guda:chunda", ':', 0);
+    assert_string_equal(strv[0], "bola");
+    assert_string_equal(strv[1], "guda");
+    assert_string_equal(strv[2], "chunda");
+    assert_null(strv[3]);
+    b_strv_free(strv);
+    strv = b_str_split("bola:guda:chunda", ':', 2);
+    assert_string_equal(strv[0], "bola");
+    assert_string_equal(strv[1], "guda:chunda");
+    assert_null(strv[2]);
+    b_strv_free(strv);
+    strv = b_str_split("bola:guda:chunda", ':', 1);
+    assert_string_equal(strv[0], "bola:guda:chunda");
+    assert_null(strv[1]);
+    b_strv_free(strv);
+    strv = b_str_split("", ':', 1);
+    assert_null(strv[0]);
+    b_strv_free(strv);
+    assert_null(b_str_split(NULL, ':', 0));
+}
+
+
+static void
+test_str_replace(void **state)
+{
+    char *str = b_str_replace("bolao", 'o', "zaz");
+    assert_string_equal(str, "bzazlazaz");
+    free(str);
+    str = b_str_replace("bolao", 'b', "zaz");
+    assert_string_equal(str, "zazolao");
+    free(str);
+}
+
+
+static void
+test_strv_join(void **state)
+{
+    const char *pieces[] = {"guda","bola", "chunda", NULL};
+    char *str = b_strv_join(pieces, ":");
+    assert_string_equal(str, "guda:bola:chunda");
+    free(str);
+    const char *pieces2[] = {NULL};
+    str = b_strv_join(pieces2, ":");
+    assert_string_equal(str, "");
+    free(str);
+    assert_null(b_strv_join(NULL, ":"));
+}
+
+
+static void
+test_strv_length(void **state)
+{
+    char *pieces[] = {"guda","bola", "chunda", NULL};
+    assert_int_equal(b_strv_length(pieces), 3);
+    char *pieces2[] = {NULL};
+    assert_int_equal(b_strv_length(pieces2), 0);
+    assert_int_equal(b_strv_length(NULL), 0);
+}
+
+
+static void
+test_string_new(void **state)
+{
+    b_string_t *str = b_string_new();
+    assert_non_null(str);
+    assert_string_equal(str->str, "");
+    assert_int_equal(str->len, 0);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE);
+    assert_null(b_string_free(str, true));
+}
+
+
+static void
+test_string_free(void **state)
+{
+    b_string_t *str = b_string_new();
+    free(str->str);
+    str->str = b_strdup("bola");
+    str->len = 4;
+    str->allocated_len = B_STRING_CHUNK_SIZE;
+    char *tmp = b_string_free(str, false);
+    assert_string_equal(tmp, "bola");
+    free(tmp);
+}
+
+
+static void
+test_string_append_len(void **state)
+{
+    b_string_t *str = b_string_new();
+    str = b_string_append_len(str, "guda", 4);
+    assert_non_null(str);
+    assert_string_equal(str->str, "guda");
+    assert_int_equal(str->len, 4);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE);
+    assert_null(b_string_free(str, true));
+    str = b_string_new();
+    str = b_string_append_len(str, "guda", 4);
+    str = b_string_append_len(str, "bola", 4);
+    assert_non_null(str);
+    assert_string_equal(str->str, "gudabola");
+    assert_int_equal(str->len, 8);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE);
+    assert_null(b_string_free(str, true));
+    str = b_string_new();
+    str = b_string_append_len(str, "guda", 3);
+    str = b_string_append_len(str, "bola", 4);
+    assert_non_null(str);
+    assert_string_equal(str->str, "gudbola");
+    assert_int_equal(str->len, 7);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE);
+    assert_null(b_string_free(str, true));
+    str = b_string_new();
+    str = b_string_append_len(str, "guda", 4);
+    str = b_string_append_len(str,
+        "cwlwmwxxmvjnwtidmjehzdeexbxjnjowruxjrqpgpfhmvwgqeacdjissntmbtsjidzkcw"
+        "nnqhxhneolbwqlctcxmrsutolrjikpavxombpfpjyaqltgvzrjidotalcuwrwxtaxjiwa"
+        "xfhfyzymtffusoqywaruxpybwggukltspqqmghzpqstvcvlqbkhquihzndnrvkaqvevaz"
+        "dxrewtgapkompnviiyielanoyowgqhssntyvcvqqtfjmkphywbkvzfyttaalttywhqcec"
+        "hgrwzaglzogwjvqncjzodaqsblcbpcdpxmrtctzginvtkckhqvdplgjvbzrnarcxjrsbc"
+        "sbfvpylgjznsuhxcxoqbpxowmsrgwimxjgyzwwmryqvstwzkglgeezelvpvkwefqdatnd"
+        "dxntikgoqlidfnmdhxzevqzlzubvyleeksdirmmttqthhkvfjggznpmarcamacpvwsrnr"
+        "ftzfeyasjpxoevyptpdnqokswiondusnuymqwaryrmdgscbnuilxtypuynckancsfnwtg"
+        "okxhegoifakimxbbafkeannglvsxprqzfekdinssqymtfexf", 600);
+    str = b_string_append_len(str, NULL, 0);
+    str = b_string_append_len(str,
+        "cwlwmwxxmvjnwtidmjehzdeexbxjnjowruxjrqpgpfhmvwgqeacdjissntmbtsjidzkcw"
+        "nnqhxhneolbwqlctcxmrsutolrjikpavxombpfpjyaqltgvzrjidotalcuwrwxtaxjiwa"
+        "xfhfyzymtffusoqywaruxpybwggukltspqqmghzpqstvcvlqbkhquihzndnrvkaqvevaz"
+        "dxrewtgapkompnviiyielanoyowgqhssntyvcvqqtfjmkphywbkvzfyttaalttywhqcec"
+        "hgrwzaglzogwjvqncjzodaqsblcbpcdpxmrtctzginvtkckhqvdplgjvbzrnarcxjrsbc"
+        "sbfvpylgjznsuhxcxoqbpxowmsrgwimxjgyzwwmryqvstwzkglgeezelvpvkwefqdatnd"
+        "dxntikgoqlidfnmdhxzevqzlzubvyleeksdirmmttqthhkvfjggznpmarcamacpvwsrnr"
+        "ftzfeyasjpxoevyptpdnqokswiondusnuymqwaryrmdgscbnuilxtypuynckancsfnwtg"
+        "okxhegoifakimxbbafkeannglvsxprqzfekdinssqymtfexf", 600);
+    assert_non_null(str);
+    assert_string_equal(str->str,
+        "gudacwlwmwxxmvjnwtidmjehzdeexbxjnjowruxjrqpgpfhmvwgqeacdjissntmbtsjid"
+        "zkcwnnqhxhneolbwqlctcxmrsutolrjikpavxombpfpjyaqltgvzrjidotalcuwrwxtax"
+        "jiwaxfhfyzymtffusoqywaruxpybwggukltspqqmghzpqstvcvlqbkhquihzndnrvkaqv"
+        "evazdxrewtgapkompnviiyielanoyowgqhssntyvcvqqtfjmkphywbkvzfyttaalttywh"
+        "qcechgrwzaglzogwjvqncjzodaqsblcbpcdpxmrtctzginvtkckhqvdplgjvbzrnarcxj"
+        "rsbcsbfvpylgjznsuhxcxoqbpxowmsrgwimxjgyzwwmryqvstwzkglgeezelvpvkwefqd"
+        "atnddxntikgoqlidfnmdhxzevqzlzubvyleeksdirmmttqthhkvfjggznpmarcamacpvw"
+        "srnrftzfeyasjpxoevyptpdnqokswiondusnuymqwaryrmdgscbnuilxtypuynckancsf"
+        "nwtgokxhegoifakimxbbafkeannglvsxprqzfekdinssqymtfexfcwlwmwxxmvjnwtidm"
+        "jehzdeexbxjnjowruxjrqpgpfhmvwgqeacdjissntmbtsjidzkcwnnqhxhneolbwqlctc"
+        "xmrsutolrjikpavxombpfpjyaqltgvzrjidotalcuwrwxtaxjiwaxfhfyzymtffusoqyw"
+        "aruxpybwggukltspqqmghzpqstvcvlqbkhquihzndnrvkaqvevazdxrewtgapkompnvii"
+        "yielanoyowgqhssntyvcvqqtfjmkphywbkvzfyttaalttywhqcechgrwzaglzogwjvqnc"
+        "jzodaqsblcbpcdpxmrtctzginvtkckhqvdplgjvbzrnarcxjrsbcsbfvpylgjznsuhxcx"
+        "oqbpxowmsrgwimxjgyzwwmryqvstwzkglgeezelvpvkwefqdatnddxntikgoqlidfnmdh"
+        "xzevqzlzubvyleeksdirmmttqthhkvfjggznpmarcamacpvwsrnrftzfeyasjpxoevypt"
+        "pdnqokswiondusnuymqwaryrmdgscbnuilxtypuynckancsfnwtgokxhegoifakimxbba"
+        "fkeannglvsxprqzfekdinssqymtfexf");
+    assert_int_equal(str->len, 1204);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE * 10);
+    assert_null(b_string_free(str, true));
+}
+
+
+static void
+test_string_append(void **state)
+{
+    b_string_t *str = b_string_new();
+    str = b_string_append(str, "guda");
+    assert_non_null(str);
+    assert_string_equal(str->str, "guda");
+    assert_int_equal(str->len, 4);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE);
+    assert_null(b_string_free(str, true));
+    str = b_string_new();
+    str = b_string_append(str, "guda");
+    str = b_string_append(str, "bola");
+    assert_non_null(str);
+    assert_string_equal(str->str, "gudabola");
+    assert_int_equal(str->len, 8);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE);
+    assert_null(b_string_free(str, true));
+    str = b_string_new();
+    str = b_string_append(str, "guda");
+    str = b_string_append(str,
+        "cwlwmwxxmvjnwtidmjehzdeexbxjnjowruxjrqpgpfhmvwgqeacdjissntmbtsjidzkcw"
+        "nnqhxhneolbwqlctcxmrsutolrjikpavxombpfpjyaqltgvzrjidotalcuwrwxtaxjiwa"
+        "xfhfyzymtffusoqywaruxpybwggukltspqqmghzpqstvcvlqbkhquihzndnrvkaqvevaz"
+        "dxrewtgapkompnviiyielanoyowgqhssntyvcvqqtfjmkphywbkvzfyttaalttywhqcec"
+        "hgrwzaglzogwjvqncjzodaqsblcbpcdpxmrtctzginvtkckhqvdplgjvbzrnarcxjrsbc"
+        "sbfvpylgjznsuhxcxoqbpxowmsrgwimxjgyzwwmryqvstwzkglgeezelvpvkwefqdatnd"
+        "dxntikgoqlidfnmdhxzevqzlzubvyleeksdirmmttqthhkvfjggznpmarcamacpvwsrnr"
+        "ftzfeyasjpxoevyptpdnqokswiondusnuymqwaryrmdgscbnuilxtypuynckancsfnwtg"
+        "okxhegoifakimxbbafkeannglvsxprqzfekdinssqymtfexf");
+    str = b_string_append(str, NULL);
+    str = b_string_append(str,
+        "cwlwmwxxmvjnwtidmjehzdeexbxjnjowruxjrqpgpfhmvwgqeacdjissntmbtsjidzkcw"
+        "nnqhxhneolbwqlctcxmrsutolrjikpavxombpfpjyaqltgvzrjidotalcuwrwxtaxjiwa"
+        "xfhfyzymtffusoqywaruxpybwggukltspqqmghzpqstvcvlqbkhquihzndnrvkaqvevaz"
+        "dxrewtgapkompnviiyielanoyowgqhssntyvcvqqtfjmkphywbkvzfyttaalttywhqcec"
+        "hgrwzaglzogwjvqncjzodaqsblcbpcdpxmrtctzginvtkckhqvdplgjvbzrnarcxjrsbc"
+        "sbfvpylgjznsuhxcxoqbpxowmsrgwimxjgyzwwmryqvstwzkglgeezelvpvkwefqdatnd"
+        "dxntikgoqlidfnmdhxzevqzlzubvyleeksdirmmttqthhkvfjggznpmarcamacpvwsrnr"
+        "ftzfeyasjpxoevyptpdnqokswiondusnuymqwaryrmdgscbnuilxtypuynckancsfnwtg"
+        "okxhegoifakimxbbafkeannglvsxprqzfekdinssqymtfexf");
+    assert_non_null(str);
+    assert_string_equal(str->str,
+        "gudacwlwmwxxmvjnwtidmjehzdeexbxjnjowruxjrqpgpfhmvwgqeacdjissntmbtsjid"
+        "zkcwnnqhxhneolbwqlctcxmrsutolrjikpavxombpfpjyaqltgvzrjidotalcuwrwxtax"
+        "jiwaxfhfyzymtffusoqywaruxpybwggukltspqqmghzpqstvcvlqbkhquihzndnrvkaqv"
+        "evazdxrewtgapkompnviiyielanoyowgqhssntyvcvqqtfjmkphywbkvzfyttaalttywh"
+        "qcechgrwzaglzogwjvqncjzodaqsblcbpcdpxmrtctzginvtkckhqvdplgjvbzrnarcxj"
+        "rsbcsbfvpylgjznsuhxcxoqbpxowmsrgwimxjgyzwwmryqvstwzkglgeezelvpvkwefqd"
+        "atnddxntikgoqlidfnmdhxzevqzlzubvyleeksdirmmttqthhkvfjggznpmarcamacpvw"
+        "srnrftzfeyasjpxoevyptpdnqokswiondusnuymqwaryrmdgscbnuilxtypuynckancsf"
+        "nwtgokxhegoifakimxbbafkeannglvsxprqzfekdinssqymtfexfcwlwmwxxmvjnwtidm"
+        "jehzdeexbxjnjowruxjrqpgpfhmvwgqeacdjissntmbtsjidzkcwnnqhxhneolbwqlctc"
+        "xmrsutolrjikpavxombpfpjyaqltgvzrjidotalcuwrwxtaxjiwaxfhfyzymtffusoqyw"
+        "aruxpybwggukltspqqmghzpqstvcvlqbkhquihzndnrvkaqvevazdxrewtgapkompnvii"
+        "yielanoyowgqhssntyvcvqqtfjmkphywbkvzfyttaalttywhqcechgrwzaglzogwjvqnc"
+        "jzodaqsblcbpcdpxmrtctzginvtkckhqvdplgjvbzrnarcxjrsbcsbfvpylgjznsuhxcx"
+        "oqbpxowmsrgwimxjgyzwwmryqvstwzkglgeezelvpvkwefqdatnddxntikgoqlidfnmdh"
+        "xzevqzlzubvyleeksdirmmttqthhkvfjggznpmarcamacpvwsrnrftzfeyasjpxoevypt"
+        "pdnqokswiondusnuymqwaryrmdgscbnuilxtypuynckancsfnwtgokxhegoifakimxbba"
+        "fkeannglvsxprqzfekdinssqymtfexf");
+    assert_int_equal(str->len, 1204);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE * 10);
+    assert_null(b_string_free(str, true));
+}
+
+
+static void
+test_string_append_c(void **state)
+{
+    b_string_t *str = b_string_new();
+    str = b_string_append_len(str, "guda", 4);
+    for (int i = 0; i < 600; i++)
+        str = b_string_append_c(str, 'c');
+    assert_non_null(str);
+    assert_string_equal(str->str,
+        "gudaccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
+        "ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
+        "ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
+        "ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
+        "ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
+        "ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
+        "ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
+        "ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc"
+        "cccccccccccccccccccccccccccccccccccccccccccccccccccc");
+    assert_int_equal(str->len, 604);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE * 5);
+    assert_null(b_string_free(str, true));
+}
+
+
+static void
+test_string_append_printf(void **state)
+{
+    b_string_t *str = b_string_new();
+    str = b_string_append_printf(str, "guda: %s %d", "bola", 1);
+    assert_non_null(str);
+    assert_string_equal(str->str, "guda: bola 1");
+    assert_int_equal(str->len, 12);
+    assert_int_equal(str->allocated_len, B_STRING_CHUNK_SIZE);
+    assert_null(b_string_free(str, true));
+}
+
+
+static void
+test_trie_new(void **state)
+{
+    b_trie_t *trie = b_trie_new(free);
+    assert_non_null(trie);
+    assert_null(trie->root);
+    assert_true(trie->free_func == free);
+    b_trie_free(trie);
+}
+
+
+static void
+test_trie_insert(void **state)
+{
+    b_trie_t *trie = b_trie_new(free);
+
+    b_trie_insert(trie, "bola", b_strdup("guda"));
+    assert_true(trie->root->key == 'b');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'o');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'l');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == 'a');
+    assert_null(trie->root->child->child->child->data);
+    assert_true(trie->root->child->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->child->data, "guda");
+
+
+    b_trie_insert(trie, "chu", b_strdup("nda"));
+    assert_true(trie->root->key == 'b');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'o');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'l');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == 'a');
+    assert_null(trie->root->child->child->child->data);
+    assert_true(trie->root->child->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->child->data, "guda");
+
+    assert_true(trie->root->next->key == 'c');
+    assert_null(trie->root->next->data);
+    assert_true(trie->root->next->child->key == 'h');
+    assert_null(trie->root->next->child->data);
+    assert_true(trie->root->next->child->child->key == 'u');
+    assert_null(trie->root->next->child->child->data);
+    assert_true(trie->root->next->child->child->child->key == '\0');
+    assert_string_equal(trie->root->next->child->child->child->data, "nda");
+
+
+    b_trie_insert(trie, "bote", b_strdup("aba"));
+    assert_true(trie->root->key == 'b');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'o');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'l');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == 'a');
+    assert_null(trie->root->child->child->child->data);
+    assert_true(trie->root->child->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->child->data, "guda");
+
+    assert_true(trie->root->next->key == 'c');
+    assert_null(trie->root->next->data);
+    assert_true(trie->root->next->child->key == 'h');
+    assert_null(trie->root->next->child->data);
+    assert_true(trie->root->next->child->child->key == 'u');
+    assert_null(trie->root->next->child->child->data);
+    assert_true(trie->root->next->child->child->child->key == '\0');
+    assert_string_equal(trie->root->next->child->child->child->data, "nda");
+
+    assert_true(trie->root->child->child->next->key == 't');
+    assert_null(trie->root->child->child->next->data);
+    assert_true(trie->root->child->child->next->child->key == 'e');
+    assert_null(trie->root->child->child->next->child->data);
+    assert_true(trie->root->child->child->next->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->next->child->child->data, "aba");
+
+
+    b_trie_insert(trie, "bo", b_strdup("haha"));
+    assert_true(trie->root->key == 'b');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'o');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'l');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == 'a');
+    assert_null(trie->root->child->child->child->data);
+    assert_true(trie->root->child->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->child->data, "guda");
+
+    assert_true(trie->root->next->key == 'c');
+    assert_null(trie->root->next->data);
+    assert_true(trie->root->next->child->key == 'h');
+    assert_null(trie->root->next->child->data);
+    assert_true(trie->root->next->child->child->key == 'u');
+    assert_null(trie->root->next->child->child->data);
+    assert_true(trie->root->next->child->child->child->key == '\0');
+    assert_string_equal(trie->root->next->child->child->child->data, "nda");
+
+    assert_true(trie->root->child->child->next->key == 't');
+    assert_null(trie->root->child->child->next->data);
+    assert_true(trie->root->child->child->next->child->key == 'e');
+    assert_null(trie->root->child->child->next->child->data);
+    assert_true(trie->root->child->child->next->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->next->child->child->data, "aba");
+
+    assert_true(trie->root->child->child->next->next->key == '\0');
+    assert_string_equal(trie->root->child->child->next->next->data, "haha");
+
+    b_trie_free(trie);
+
+
+    trie = b_trie_new(free);
+
+    b_trie_insert(trie, "chu", b_strdup("nda"));
+    assert_true(trie->root->key == 'c');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'h');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'u');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->data, "nda");
+
+
+    b_trie_insert(trie, "bola", b_strdup("guda"));
+    assert_true(trie->root->key == 'c');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'h');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'u');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->data, "nda");
+
+    assert_true(trie->root->next->key == 'b');
+    assert_null(trie->root->next->data);
+    assert_true(trie->root->next->child->key == 'o');
+    assert_null(trie->root->next->child->data);
+    assert_true(trie->root->next->child->child->key == 'l');
+    assert_null(trie->root->next->child->child->data);
+    assert_true(trie->root->next->child->child->child->key == 'a');
+    assert_null(trie->root->next->child->child->child->data);
+    assert_true(trie->root->next->child->child->child->child->key == '\0');
+    assert_string_equal(trie->root->next->child->child->child->child->data, "guda");
+
+
+    b_trie_insert(trie, "bote", b_strdup("aba"));
+    assert_true(trie->root->key == 'c');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'h');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'u');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->data, "nda");
+
+    assert_true(trie->root->next->key == 'b');
+    assert_null(trie->root->next->data);
+    assert_true(trie->root->next->child->key == 'o');
+    assert_null(trie->root->next->child->data);
+    assert_true(trie->root->next->child->child->key == 'l');
+    assert_null(trie->root->next->child->child->data);
+    assert_true(trie->root->next->child->child->child->key == 'a');
+    assert_null(trie->root->next->child->child->child->data);
+    assert_true(trie->root->next->child->child->child->child->key == '\0');
+    assert_string_equal(trie->root->next->child->child->child->child->data, "guda");
+
+    assert_true(trie->root->next->child->child->next->key == 't');
+    assert_null(trie->root->next->child->child->next->data);
+    assert_true(trie->root->next->child->child->next->child->key == 'e');
+    assert_null(trie->root->next->child->child->next->child->data);
+    assert_true(trie->root->next->child->child->next->child->child->key == '\0');
+    assert_string_equal(trie->root->next->child->child->next->child->child->data, "aba");
+
+
+    b_trie_insert(trie, "bo", b_strdup("haha"));
+    assert_true(trie->root->key == 'c');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'h');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'u');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->data, "nda");
+
+    assert_true(trie->root->next->key == 'b');
+    assert_null(trie->root->next->data);
+    assert_true(trie->root->next->child->key == 'o');
+    assert_null(trie->root->next->child->data);
+    assert_true(trie->root->next->child->child->key == 'l');
+    assert_null(trie->root->next->child->child->data);
+    assert_true(trie->root->next->child->child->child->key == 'a');
+    assert_null(trie->root->next->child->child->child->data);
+    assert_true(trie->root->next->child->child->child->child->key == '\0');
+    assert_string_equal(trie->root->next->child->child->child->child->data, "guda");
+
+    assert_true(trie->root->next->child->child->next->key == 't');
+    assert_null(trie->root->next->child->child->next->data);
+    assert_true(trie->root->next->child->child->next->child->key == 'e');
+    assert_null(trie->root->next->child->child->next->child->data);
+    assert_true(trie->root->next->child->child->next->child->child->key == '\0');
+    assert_string_equal(trie->root->next->child->child->next->child->child->data, "aba");
+
+    assert_true(trie->root->next->child->child->next->next->key == '\0');
+    assert_string_equal(trie->root->next->child->child->next->next->data, "haha");
+
+    b_trie_free(trie);
+}
+
+
+static void
+test_trie_insert_duplicated(void **state)
+{
+    b_trie_t *trie = b_trie_new(free);
+
+    b_trie_insert(trie, "bola", b_strdup("guda"));
+    assert_true(trie->root->key == 'b');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'o');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'l');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == 'a');
+    assert_null(trie->root->child->child->child->data);
+    assert_true(trie->root->child->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->child->data, "guda");
+
+    b_trie_insert(trie, "bola", b_strdup("asdf"));
+    assert_true(trie->root->key == 'b');
+    assert_null(trie->root->data);
+    assert_true(trie->root->child->key == 'o');
+    assert_null(trie->root->child->data);
+    assert_true(trie->root->child->child->key == 'l');
+    assert_null(trie->root->child->child->data);
+    assert_true(trie->root->child->child->child->key == 'a');
+    assert_null(trie->root->child->child->child->data);
+    assert_true(trie->root->child->child->child->child->key == '\0');
+    assert_string_equal(trie->root->child->child->child->child->data, "asdf");
+
+    b_trie_free(trie);
+}
+
+
+static void
+test_trie_keep_data(void **state)
+{
+    b_trie_t *trie = b_trie_new(NULL);
+
+    char *t1 = "guda";
+    char *t2 = "nda";
+    char *t3 = "aba";
+    char *t4 = "haha";
+
+    b_trie_insert(trie, "bola", t1);
+    b_trie_insert(trie, "chu", t2);
+    b_trie_insert(trie, "bote", t3);
+    b_trie_insert(trie, "bo", t4);
+
+    b_trie_free(trie);
+
+    assert_string_equal(t1, "guda");
+    assert_string_equal(t2, "nda");
+    assert_string_equal(t3, "aba");
+    assert_string_equal(t4, "haha");
+}
+
+
+static void
+test_trie_lookup(void **state)
+{
+    b_trie_t *trie = b_trie_new(free);
+
+    b_trie_insert(trie, "bola", b_strdup("guda"));
+    b_trie_insert(trie, "chu", b_strdup("nda"));
+    b_trie_insert(trie, "bote", b_strdup("aba"));
+    b_trie_insert(trie, "bo", b_strdup("haha"));
+
+    assert_string_equal(b_trie_lookup(trie, "bola"), "guda");
+    assert_string_equal(b_trie_lookup(trie, "chu"), "nda");
+    assert_string_equal(b_trie_lookup(trie, "bote"), "aba");
+    assert_string_equal(b_trie_lookup(trie, "bo"), "haha");
+
+    assert_null(b_trie_lookup(trie, "arcoiro"));
+
+    b_trie_free(trie);
+
+    trie = b_trie_new(free);
+
+    b_trie_insert(trie, "chu", b_strdup("nda"));
+    b_trie_insert(trie, "bola", b_strdup("guda"));
+    b_trie_insert(trie, "bote", b_strdup("aba"));
+    b_trie_insert(trie, "bo", b_strdup("haha"));
+    b_trie_insert(trie, "copa", b_strdup("bu"));
+    b_trie_insert(trie, "b", b_strdup("c"));
+    b_trie_insert(trie, "test", b_strdup("asd"));
+
+    assert_string_equal(b_trie_lookup(trie, "bola"), "guda");
+    assert_string_equal(b_trie_lookup(trie, "chu"), "nda");
+    assert_string_equal(b_trie_lookup(trie, "bote"), "aba");
+    assert_string_equal(b_trie_lookup(trie, "bo"), "haha");
+
+    assert_null(b_trie_lookup(trie, "arcoiro"));
+
+    b_trie_free(trie);
+}
+
+
+static void
+test_trie_size(void **state)
+{
+    b_trie_t *trie = b_trie_new(free);
+
+    b_trie_insert(trie, "bola", b_strdup("guda"));
+    b_trie_insert(trie, "chu", b_strdup("nda"));
+    b_trie_insert(trie, "bote", b_strdup("aba"));
+    b_trie_insert(trie, "bo", b_strdup("haha"));
+
+    assert_int_equal(b_trie_size(trie), 4);
+    assert_int_equal(b_trie_size(NULL), 0);
+
+    b_trie_free(trie);
+
+    trie = b_trie_new(free);
+
+    b_trie_insert(trie, "chu", b_strdup("nda"));
+    b_trie_insert(trie, "bola", b_strdup("guda"));
+    b_trie_insert(trie, "bote", b_strdup("aba"));
+    b_trie_insert(trie, "bo", b_strdup("haha"));
+    b_trie_insert(trie, "copa", b_strdup("bu"));
+    b_trie_insert(trie, "b", b_strdup("c"));
+    b_trie_insert(trie, "test", b_strdup("asd"));
+
+    assert_int_equal(b_trie_size(trie), 7);
+    assert_int_equal(b_trie_size(NULL), 0);
+
+    b_trie_free(trie);
+}
+
+
+static unsigned int counter;
+static char *expected_keys[] = {"chu", "copa", "bola", "bote", "bo", "b", "test"};
+static char *expected_datas[] = {"nda", "bu", "guda", "aba", "haha", "c", "asd"};
+
+static void
+mock_foreach(const char *key, void *data)
+{
+    assert_string_equal(key, expected_keys[counter]);
+    assert_string_equal((char*) data, expected_datas[counter++]);
+}
+
+
+static void
+test_trie_foreach(void **state)
+{
+    b_trie_t *trie = b_trie_new(free);
+
+    b_trie_insert(trie, "chu", b_strdup("nda"));
+    b_trie_insert(trie, "bola", b_strdup("guda"));
+    b_trie_insert(trie, "bote", b_strdup("aba"));
+    b_trie_insert(trie, "bo", b_strdup("haha"));
+    b_trie_insert(trie, "copa", b_strdup("bu"));
+    b_trie_insert(trie, "b", b_strdup("c"));
+    b_trie_insert(trie, "test", b_strdup("asd"));
+
+    counter = 0;
+    b_trie_foreach(trie, mock_foreach);
+
+    b_trie_free(trie);
+}
+
+
+int
+main(void)
+{
+    const UnitTest tests[] = {
+
+        // slist
+        unit_test(test_slist_append),
+        unit_test(test_slist_free),
+        unit_test(test_slist_length),
+
+        // strings
+        unit_test(test_strdup),
+        unit_test(test_strndup),
+        unit_test(test_strdup_printf),
+        unit_test(test_str_starts_with),
+        unit_test(test_str_ends_with),
+        unit_test(test_str_strip),
+        unit_test(test_str_split),
+        unit_test(test_str_replace),
+        unit_test(test_strv_join),
+        unit_test(test_strv_length),
+        unit_test(test_string_new),
+        unit_test(test_string_free),
+        unit_test(test_string_append_len),
+        unit_test(test_string_append),
+        unit_test(test_string_append_c),
+        unit_test(test_string_append_printf),
+
+        // trie
+        unit_test(test_trie_new),
+        unit_test(test_trie_insert),
+        unit_test(test_trie_insert_duplicated),
+        unit_test(test_trie_keep_data),
+        unit_test(test_trie_lookup),
+        unit_test(test_trie_size),
+        unit_test(test_trie_foreach),
+    };
+    return run_tests(tests);
+}