diff --git a/test/unit/stdlib/hash/crc32.c3 b/test/unit/stdlib/hash/crc32.c3
new file mode 100644
index 000000000..3bef5fa07
--- /dev/null
+++ b/test/unit/stdlib/hash/crc32.c3
@@ -0,0 +1,64 @@
+module crc32_test @test;
+
+import std::hash::crc32;
+import std::io;
+
+fn void test_crc32_empty()
+{
+	const uint EXPECTED = 0x00000000;
+
+	Crc32 crc;
+	crc.init();
+	crc.update("");
+
+	uint final = crc.final();
+	test::@check(final == EXPECTED, "Actual crc32: 0x%x == 0x%x", final, EXPECTED);
+}
+
+fn void test_crc32_a()
+{
+	const uint EXPECTED = 0xe8b7be43;
+
+	Crc32 crc;
+	crc.init();
+	crc.updatec('a');
+
+	uint final = crc.final();
+	test::@check(final == EXPECTED, "Actual crc32: 0x%x == 0x%x", final, EXPECTED);
+}
+
+fn void test_crc32_abc()
+{
+	const uint EXPECTED = 0x352441c2;
+
+	Crc32 crc;
+	crc.init();
+	crc.update("abc");
+
+	uint final = crc.final();
+	test::@check(final == EXPECTED, "Actual crc32: 0x%x == 0x%x", final, EXPECTED);
+}
+
+fn void test_crc32_longer()
+{
+	const uint EXPECTED = 0x656e49ed;
+
+	Crc32 crc;
+	crc.init();
+	crc.update("abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopqabcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq");
+
+	uint final = crc.final();
+	test::@check(final == EXPECTED, "Actual crc32: 0x%x == 0x%x", final, EXPECTED);
+}
+
+fn void test_crc32_alphabet()
+{
+	const uint EXPECTED = 0x4c2750bd;
+
+	Crc32 crc;
+	crc.init();
+	crc.update("abcdefghijklmnopqrstuvwxyz");
+
+	uint final = crc.final();
+	test::@check(final == EXPECTED, "Actual crc32: 0x%x == 0x%x", final, EXPECTED);
+}