| // 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 adler32 |
| |
| import ( |
| "bytes" |
| "io" |
| "testing" |
| ) |
| |
| type _Adler32Test struct { |
| out uint32 |
| in string |
| } |
| |
| var golden = []_Adler32Test{ |
| {0x1, ""}, |
| {0x620062, "a"}, |
| {0x12600c4, "ab"}, |
| {0x24d0127, "abc"}, |
| {0x3d8018b, "abcd"}, |
| {0x5c801f0, "abcde"}, |
| {0x81e0256, "abcdef"}, |
| {0xadb02bd, "abcdefg"}, |
| {0xe000325, "abcdefgh"}, |
| {0x118e038e, "abcdefghi"}, |
| {0x158603f8, "abcdefghij"}, |
| {0x3f090f02, "Discard medicine more than two years old."}, |
| {0x46d81477, "He who has a shady past knows that nice guys finish last."}, |
| {0x40ee0ee1, "I wouldn't marry him with a ten foot pole."}, |
| {0x16661315, "Free! Free!/A trip/to Mars/for 900/empty jars/Burma Shave"}, |
| {0x5b2e1480, "The days of the digital watch are numbered. -Tom Stoppard"}, |
| {0x8c3c09ea, "Nepal premier won't resign."}, |
| {0x45ac18fd, "For every action there is an equal and opposite government program."}, |
| {0x53c61462, "His money is twice tainted: 'taint yours and 'taint mine."}, |
| {0x7e511e63, "There is no reason for any individual to have a computer in their home. -Ken Olsen, 1977"}, |
| {0xe4801a6a, "It's a tiny change to the code and not completely disgusting. - Bob Manchek"}, |
| {0x61b507df, "size: a.out: bad magic"}, |
| {0xb8631171, "The major problem is with sendmail. -Mark Horton"}, |
| {0x8b5e1904, "Give me a rock, paper and scissors and I will move the world. CCFestoon"}, |
| {0x7cc6102b, "If the enemy is within range, then so are you."}, |
| {0x700318e7, "It's well we cannot hear the screams/That we create in others' dreams."}, |
| {0x1e601747, "You remind me of a TV show, but that's all right: I watch it anyway."}, |
| {0xb55b0b09, "C is as portable as Stonehedge!!"}, |
| {0x39111dd0, "Even if I could be Shakespeare, I think I should still choose to be Faraday. - A. Huxley"}, |
| {0x91dd304f, "The fugacity of a constituent in a mixture of gases at a given temperature is proportional to its mole fraction. Lewis-Randall Rule"}, |
| {0x2e5d1316, "How can you write a big system without C++? -Paul Glick"}, |
| {0xd0201df6, "'Invariant assertions' is the most elegant programming technique! -Tom Szymanski"}, |
| } |
| |
| func TestGolden(t *testing.T) { |
| for i := 0; i < len(golden); i++ { |
| g := golden[i] |
| c := New() |
| io.WriteString(c, g.in) |
| s := c.Sum32() |
| if s != g.out { |
| t.Errorf("adler32(%s) = 0x%x want 0x%x", g.in, s, g.out) |
| t.FailNow() |
| } |
| } |
| } |
| |
| func BenchmarkGolden(b *testing.B) { |
| b.StopTimer() |
| c := New() |
| var buf bytes.Buffer |
| for _, g := range golden { |
| buf.Write([]byte(g.in)) |
| } |
| b.StartTimer() |
| for i := 0; i < b.N; i++ { |
| c.Write(buf.Bytes()) |
| } |
| } |