diff --git a/.gitignore b/.gitignore
index a674747..f9b8825 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,4 +1,5 @@
+*.o
+*.d
 /iast
+/tests/test
 /doc/*.gz
-/*.o
-/*.d
diff --git a/Makefile b/Makefile
index 81610e0..dc80627 100644
--- a/Makefile
+++ b/Makefile
@@ -2,9 +2,12 @@ PREFIX=/usr
 
 .PHONY: main test install uninstall clean
 
-CFLAGS := -Wall
-SRCFILES := $(shell find . -type f -name "*.c")
-OBJFILES := $(patsubst %.c, %.o, $(SRCFILES))
+OBJECTS      = iast.o transliteration.o utf8.o encoder.o
+TEST_OBJECTS = tests/main.o tests/translit.o
+CFLAGS       = -Wall
+LIBS         =
+TEST_CFLAGS  = $(CFLAGS) $(shell pkg-config --cflags check)
+TEST_LIBS    = $(LIBS) $(shell pkg-config --libs check)
 
 
 all: iast doc/iast.1.gz
@@ -12,12 +15,18 @@ all: iast doc/iast.1.gz
 iast: main.o $(OBJFILES)
 	$(CC) $^ -o $@ $(CFLAGS)
 
-test: iast
-	sh tests/test.sh
+test: tests/test
+	tests/test
 
 %.o: %.c
 	$(CC) -MMD -MP -c $< -o $@ $(CFLAGS)
 
+tests/%.o: tests/%.c
+	$(CC) -MMD -MP -c $< -o $@ $(TEST_CFLAGS) $(TEST_LIBS)
+
+tests/test: $(OBJECTS) $(TEST_OBJECTS)
+	$(CC) $^ -o $@ $(TEST_CFLAGS) $(TEST_LIBS)
+
 doc/%.gz: doc/%.adoc
 	asciidoctor -d manpage -b manpage $< -o $(<:.adoc=) && gzip -f $(<:.adoc=)
 
diff --git a/tests/main.c b/tests/main.c
new file mode 100644
index 0000000..a7dad47
--- /dev/null
+++ b/tests/main.c
@@ -0,0 +1,32 @@
+#include "test.h"
+#include "translit.h"
+
+static Suite *create_test_suite()
+{
+	Suite *suite;
+	TCase *test_case;
+
+	suite = suite_create(NULL);
+	test_case = tcase_create(NULL);
+
+	register_translit_tests(test_case);
+	suite_add_tcase(suite, test_case);
+
+	return suite;
+}
+
+int main(void)
+{
+	Suite *suite;
+	SRunner *runner;
+	int retval;
+
+	suite = create_test_suite();
+	runner = srunner_create(suite);
+
+	srunner_run_all(runner, CK_NORMAL);
+	retval = srunner_ntests_failed(runner);
+	srunner_free(runner);
+
+	return retval;
+}
diff --git a/tests/test.h b/tests/test.h
new file mode 100644
index 0000000..099d2b7
--- /dev/null
+++ b/tests/test.h
@@ -0,0 +1,7 @@
+#ifndef __TEST_TEST_H
+#define __TEST_TEST_H
+
+#include <stdlib.h>
+#include <check.h>
+
+#endif /* __TEST_TEST_H */
diff --git a/tests/translit.c b/tests/translit.c
new file mode 100644
index 0000000..78fa5a5
--- /dev/null
+++ b/tests/translit.c
@@ -0,0 +1,34 @@
+#include "translit.h"
+#include "../transliteration.h"
+
+
+START_TEST(test_translit_devanagari_to_latin)
+{
+	char *latin;
+
+	/* https://en.wikipedia.org/wiki/Sanskrit */
+	latin = transliterate_devanagari_to_latin("संस्कृतम्");
+	ck_assert_str_eq("saṃskṛtam", latin);
+	free(latin);
+
+	/* https://en.wikipedia.org/wiki/Bhagavad_Gita */
+	latin = transliterate_devanagari_to_latin("भगवद्गीता");
+	ck_assert_str_eq("bhagavadgītā", latin);
+	free(latin);
+
+	/* https://en.wikipedia.org/wiki/%C4%80ry%C4%81varta */
+	latin = transliterate_devanagari_to_latin("आर्यावर्त");
+	ck_assert_str_eq("āryāvarta", latin);
+	free(latin);
+
+	/* https://en.wikipedia.org/wiki/Mahabharata */
+	latin = transliterate_devanagari_to_latin("महाभारतम्");
+	ck_assert_str_eq("mahābhāratam", latin);
+	free(latin);
+}
+END_TEST
+
+void register_translit_tests(TCase *test_case)
+{
+	tcase_add_test(test_case, test_translit_devanagari_to_latin);
+}
diff --git a/tests/translit.h b/tests/translit.h
new file mode 100644
index 0000000..9d8ad03
--- /dev/null
+++ b/tests/translit.h
@@ -0,0 +1,8 @@
+#ifndef __TEST_TRANSLIT_H
+#define __TEST_TRANSLIT_H
+
+#include <check.h>
+
+void register_translit_tests(TCase *test_case);
+
+#endif /* __TEST_TRANSLIT_H */