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https://github.com/nim-lang/Nim.git
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63 lines
2.4 KiB
Nim
63 lines
2.4 KiB
Nim
discard """
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output: '''YQ=='''
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nimout: '''YQ=='''
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"""
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import base64
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import base64
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static: echo encode("a")
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echo encode("a")
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proc main() =
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doAssert encode("Hello World") == "SGVsbG8gV29ybGQ="
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doAssert encode("leasure.") == "bGVhc3VyZS4="
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doAssert encode("easure.") == "ZWFzdXJlLg=="
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doAssert encode("asure.") == "YXN1cmUu"
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doAssert encode("sure.") == "c3VyZS4="
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doAssert encode([1,2,3]) == "AQID"
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doAssert encode(['h','e','y']) == "aGV5"
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doAssert encode("") == ""
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doAssert decode("") == ""
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const testInputExpandsTo76 = "+++++++++++++++++++++++++++++++++++++++++++++++++++++++++"
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const testInputExpands = "++++++++++++++++++++++++++++++"
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const longText = """Man is distinguished, not only by his reason, but by this
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singular passion from other animals, which is a lust of the mind,
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that by a perseverance of delight in the continued and indefatigable
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generation of knowledge, exceeds the short vehemence of any carnal
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pleasure."""
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const tests = ["", "abc", "xyz", "man", "leasure.", "sure.", "easure.",
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"asure.", longText, testInputExpandsTo76, testInputExpands]
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doAssert encodeMIME("foobarbaz", lineLen=4) == "Zm9v\r\nYmFy\r\nYmF6"
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doAssert decode("Zm9v\r\nYmFy\r\nYmF6") == "foobarbaz"
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for t in items(tests):
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doAssert decode(encode(t)) == t
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doAssert decode(encodeMIME(t, lineLen=40)) == t
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doAssert decode(encodeMIME(t, lineLen=76)) == t
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const invalid = "SGVsbG\x008gV29ybGQ="
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try:
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doAssert decode(invalid) == "will throw error"
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except ValueError:
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discard
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block base64urlSafe:
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doAssert encode("c\xf7>", safe = true) == "Y_c-"
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doAssert encode("c\xf7>", safe = false) == "Y/c+" # Not a nice URL :(
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doAssert decode("Y/c+") == decode("Y_c-")
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# Output must not change with safe=true
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doAssert encode("Hello World", safe = true) == "SGVsbG8gV29ybGQ="
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doAssert encode("leasure.", safe = true) == "bGVhc3VyZS4="
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doAssert encode("easure.", safe = true) == "ZWFzdXJlLg=="
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doAssert encode("asure.", safe = true) == "YXN1cmUu"
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doAssert encode("sure.", safe = true) == "c3VyZS4="
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doAssert encode([1,2,3], safe = true) == "AQID"
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doAssert encode(['h','e','y'], safe = true) == "aGV5"
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doAssert encode("", safe = true) == ""
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doAssert encode("the quick brown dog jumps over the lazy fox", safe = true) == "dGhlIHF1aWNrIGJyb3duIGRvZyBqdW1wcyBvdmVyIHRoZSBsYXp5IGZveA=="
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main()
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