70 lines
2.0 KiB
V
70 lines
2.0 KiB
V
import encoding.base64
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struct TestPair {
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decoded string
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encoded string
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}
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const (
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pairs = [
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// RFC 3548 examples
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TestPair{'\x14\xfb\x9c\x03\xd9\x7e', 'FPucA9l+'},
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TestPair{'\x14\xfb\x9c\x03\xd9', 'FPucA9k='},
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TestPair{'\x14\xfb\x9c\x03', 'FPucAw=='},
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// RFC 4648 examples
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TestPair{'', ''},
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TestPair{'f', 'Zg=='},
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TestPair{'fo', 'Zm8='},
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TestPair{'foo', 'Zm9v'},
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TestPair{'foob', 'Zm9vYg=='},
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TestPair{'fooba', 'Zm9vYmE='},
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TestPair{'foobar', 'Zm9vYmFy'},
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// Wikipedia examples
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TestPair{'sure.', 'c3VyZS4='},
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TestPair{'sure', 'c3VyZQ=='},
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TestPair{'sur', 'c3Vy'},
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TestPair{'su', 'c3U='},
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TestPair{'leasure.', 'bGVhc3VyZS4='},
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TestPair{'easure.', 'ZWFzdXJlLg=='},
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TestPair{'asure.', 'YXN1cmUu'},
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TestPair{'sure.', 'c3VyZS4='},
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]
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man_pair = TestPair{
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'Man is distinguished, not only by his reason, but by this singular passion from other animals, which is a lust of the mind, that by a perseverance of delight in the continued and indefatigable generation of knowledge, exceeds the short vehemence of any carnal pleasure.',
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'TWFuIGlzIGRpc3Rpbmd1aXNoZWQsIG5vdCBvbmx5IGJ5IGhpcyByZWFzb24sIGJ1dCBieSB0aGlzIHNpbmd1bGFyIHBhc3Npb24gZnJvbSBvdGhlciBhbmltYWxzLCB3aGljaCBpcyBhIGx1c3Qgb2YgdGhlIG1pbmQsIHRoYXQgYnkgYSBwZXJzZXZlcmFuY2Ugb2YgZGVsaWdodCBpbiB0aGUgY29udGludWVkIGFuZCBpbmRlZmF0aWdhYmxlIGdlbmVyYXRpb24gb2Yga25vd2xlZGdlLCBleGNlZWRzIHRoZSBzaG9ydCB2ZWhlbWVuY2Ugb2YgYW55IGNhcm5hbCBwbGVhc3VyZS4='
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}
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)
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fn test_decode() {
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assert base64.decode(man_pair.encoded) == man_pair.decoded
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// Test for incorrect padding.
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assert base64.decode('aGk') == 'hi'
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assert base64.decode('aGk=') == 'hi'
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assert base64.decode('aGk==') == 'hi'
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for i, p in pairs {
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got := base64.decode(p.encoded)
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if got != p.decoded {
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eprintln('pairs[${i}]: expected = ${p.decoded}, got = ${got}')
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assert false
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}
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}
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}
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fn test_encode() {
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assert base64.encode(man_pair.decoded) == man_pair.encoded
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for i, p in pairs {
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got := base64.encode(p.decoded)
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if got != p.encoded {
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eprintln('pairs[${i}]: expected = ${p.encoded}, got = ${got}')
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assert false
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}
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}
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}
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