// Copyright 2009 The Go Authors. All rights reserved.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

package md5

import (
	"fmt";
	"io";
	"testing";
)

type md5Test struct {
	out string;
	in string;
}

var golden = []md5Test {
	md5Test{ "d41d8cd98f00b204e9800998ecf8427e", "" },
	md5Test{ "0cc175b9c0f1b6a831c399e269772661", "a" },
	md5Test{ "187ef4436122d1cc2f40dc2b92f0eba0", "ab" },
	md5Test{ "900150983cd24fb0d6963f7d28e17f72", "abc" },
	md5Test{ "e2fc714c4727ee9395f324cd2e7f331f", "abcd" },
	md5Test{ "ab56b4d92b40713acc5af89985d4b786", "abcde" },
	md5Test{ "e80b5017098950fc58aad83c8c14978e", "abcdef" },
	md5Test{ "7ac66c0f148de9519b8bd264312c4d64", "abcdefg" },
	md5Test{ "e8dc4081b13434b45189a720b77b6818", "abcdefgh" },
	md5Test{ "8aa99b1f439ff71293e95357bac6fd94", "abcdefghi" },
	md5Test{ "a925576942e94b2ef57a066101b48876", "abcdefghij" },
	md5Test{ "d747fc1719c7eacb84058196cfe56d57", "Discard medicine more than two years old." },
	md5Test{ "bff2dcb37ef3a44ba43ab144768ca837", "He who has a shady past knows that nice guys finish last." },
	md5Test{ "0441015ecb54a7342d017ed1bcfdbea5", "I wouldn't marry him with a ten foot pole." },
	md5Test{ "9e3cac8e9e9757a60c3ea391130d3689", "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave" },
	md5Test{ "a0f04459b031f916a59a35cc482dc039", "The days of the digital watch are numbered.  -Tom Stoppard" },
	md5Test{ "e7a48e0fe884faf31475d2a04b1362cc", "Nepal premier won't resign." },
	md5Test{ "637d2fe925c07c113800509964fb0e06", "For every action there is an equal and opposite government program." },
	md5Test{ "834a8d18d5c6562119cf4c7f5086cb71", "His money is twice tainted: 'taint yours and 'taint mine." },
	md5Test{ "de3a4d2fd6c73ec2db2abad23b444281", "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977" },
	md5Test{ "acf203f997e2cf74ea3aff86985aefaf", "It's a tiny change to the code and not completely disgusting. - Bob Manchek" },
	md5Test{ "e1c1384cb4d2221dfdd7c795a4222c9a", "size:  a.out:  bad magic" },
	md5Test{ "c90f3ddecc54f34228c063d7525bf644", "The major problem is with sendmail.  -Mark Horton" },
	md5Test{ "cdf7ab6c1fd49bd9933c43f3ea5af185", "Give me a rock, paper and scissors and I will move the world.  CCFestoon" },
	md5Test{ "83bc85234942fc883c063cbd7f0ad5d0", "If the enemy is within range, then so are you." },
	md5Test{ "277cbe255686b48dd7e8f389394d9299", "It's well we cannot hear the screams/That we create in others' dreams." },
	md5Test{ "fd3fb0a7ffb8af16603f3d3af98f8e1f", "You remind me of a TV show, but that's all right: I watch it anyway." },
	md5Test{ "469b13a78ebf297ecda64d4723655154", "C is as portable as Stonehedge!!" },
	md5Test{ "63eb3a2f466410104731c4b037600110", "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley" },
	md5Test{ "72c2ed7592debca1c90fc0100f931a2f", "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction.  Lewis-Randall Rule" },
	md5Test{ "132f7619d33b523b1d9e5bd8e0928355", "How can you write a big system without C++?  -Paul Glick" },
}

func TestGolden(t *testing.T) {
	for i := 0; i < len(golden); i++ {
		g := golden[i];
		c := New();
		for j := 0; j < 2; j++ {
			io.WriteString(c, g.in);
			s := fmt.Sprintf("%x", c.Sum());
			if s != g.out {
				t.Errorf("md5[%d](%s) = %s want %s", j, g.in, s, g.out);
				t.FailNow();
			}
			c.Reset();
		}
	}
}