Initial project import

tools/v/vlib/crypto/ripemd160/ripemd160_test.v

@@ -0,0 +1,50 @@
+import crypto.ripemd160
+
+struct MdTest {
+	o string
+	i string
+}
+
+const vectors = [
+	MdTest{'9c1185a5c5e9fc54612808977ee8f548b2258d31', ''},
+	MdTest{'0bdc9d2d256b3ee9daae347be6f4dc835a467ffe', 'a'},
+	MdTest{'8eb208f7e05d987a9b044a8e98c6b087f15a0bfc', 'abc'},
+	MdTest{'5d0689ef49d2fae572b881b123a85ffa21595f36', 'message digest'},
+	MdTest{'f71c27109c692c1b56bbdceb5b9d2865b3708dbc', 'abcdefghijklmnopqrstuvwxyz'},
+	MdTest{'12a053384a9c0c88e405a06c27dcf49ada62eb2b', 'abcdbcdecdefdefgefghfghighijhijkijkljklmklmnlmnomnopnopq'},
+	MdTest{'b0e20b6e3116640286ed3a87a5713079b21f5189', 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789'},
+	MdTest{'9b752e45573d4b39f4dbd3323cab82bf63326bfb', '12345678901234567890123456789012345678901234567890123456789012345678901234567890'},
+]
+
+fn test_vectors() {
+	for tv in vectors {
+		mut md := ripemd160.new()
+		for j := 0; j < 3; j++ {
+			if j < 2 {
+				md.write(tv.i.bytes()) or { panic(err) }
+			} else {
+				half := tv.i.len / 2
+				md.write(tv.i.bytes()[0..tv.i.len / 2]) or { panic(err) }
+				md.sum([])
+				md.write(tv.i.bytes()[tv.i.len / 2..]) or { panic(err) }
+			}
+			assert md.sum([]).hex() == tv.o
+			assert ripemd160.hexhash(tv.i) == tv.o
+			md.reset()
+		}
+	}
+}
+
+fn million_a() string {
+	mut md := ripemd160.new()
+	for _ in 0 .. 100000 {
+		md.write('aaaaaaaaaa'.bytes()) or { panic(err) }
+	}
+	return md.sum([]).hex()
+}
+
+fn test_million_a() {
+	out := '52783243c1697bdbe16d37f97f68f08325dc1528'
+	s := million_a()
+	assert s == out
+}