Add test case for string table

Signed-off-by: David Oberhollenzer <david.oberhollenzer@sigma-star.at>

1 files changed, 103 insertions, 0 deletions

diff --git a/tests/str_table.c b/tests/str_table.c
new file mode 100644
index 0000000..fad21b7
--- /dev/null
+++ b/tests/str_table.c
@@ -0,0 +1,103 @@
+/* SPDX-License-Identifier: GPL-3.0-or-later */
+#include <stdlib.h>
+#include <assert.h>
+#include <unistd.h>
+#include <string.h>
+#include <stdio.h>
+
+#include "str_table.h"
+
+#define STR(x) #x
+#define STRVALUE(x) STR(x)
+
+#define TEST_PATH STRVALUE(TESTPATH)
+
+static char *strings[1000];
+
+static int read_strings(void)
+{
+	ssize_t ret;
+	char *line;
+	size_t n;
+	FILE *fp;
+	int i;
+
+	fp = fopen("words.txt", "r");
+
+	if (fp == NULL) {
+		perror("words.txt");
+		return -1;
+	}
+
+	for (i = 0; i < 1000; ++i) {
+		line = NULL;
+		n = 0;
+
+		ret = getline(&line, &n, fp);
+		if (ret < 0) {
+			perror("reading words");
+			goto fail;
+		}
+
+		strings[i] = line;
+	}
+
+	fclose(fp);
+	return 0;
+fail:
+	for (i = 0; i < 1000; ++i)
+		free(strings[i]);
+	fclose(fp);
+	return -1;
+}
+
+int main(void)
+{
+	str_table_t table;
+	size_t i, j, idx;
+	const char *str;
+
+	assert(chdir(TEST_PATH) == 0);
+
+	if (read_strings())
+		return EXIT_FAILURE;
+
+	assert(str_table_init(&table, 64) == 0);
+
+	for (i = 0; i < 1000; ++i) {
+		assert(str_table_get_index(&table, strings[i], &idx) == 0);
+
+		assert(idx == i);
+
+		for (j = 0; j <= i; ++j) {
+			str = str_table_get_string(&table, j);
+
+			assert(str != NULL);
+			assert(str != strings[i]);
+			assert(strcmp(str, strings[j]) == 0);
+		}
+
+		for (; j < 1000; ++j) {
+			str = str_table_get_string(&table, j);
+			assert(str == NULL);
+		}
+	}
+
+	for (i = 0; i < 1000; ++i) {
+		assert(str_table_get_index(&table, strings[i], &idx) == 0);
+		assert(idx == i);
+
+		str = str_table_get_string(&table, i);
+
+		assert(str != NULL);
+		assert(str != strings[i]);
+		assert(strcmp(str, strings[i]) == 0);
+	}
+
+	str_table_cleanup(&table);
+
+	for (i = 0; i < 1000; ++i)
+		free(strings[i]);
+
+	return EXIT_SUCCESS;
+}