mirror of
https://github.com/Jinnrry/PMail.git
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119 lines
3.2 KiB
Go
119 lines
3.2 KiB
Go
package utf7_test
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import (
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"github.com/Jinnrry/pmail/utils/utf7"
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"strings"
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"testing"
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)
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var decode = []struct {
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in string
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out string
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ok bool
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}{
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// Basics (the inverse test on encode checks other valid inputs)
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{"", "", true},
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{"abc", "abc", true},
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{"&-abc", "&abc", true},
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{"abc&-", "abc&", true},
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{"a&-b&-c", "a&b&c", true},
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{"&ABk-", "\x19", true},
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{"&AB8-", "\x1F", true},
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{"ABk-", "ABk-", true},
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{"&-,&-&AP8-&-", "&,&\u00FF&", true},
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{"&-&-,&AP8-&-", "&&,\u00FF&", true},
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{"abc &- &AP8A,wD,- &- xyz", "abc & \u00FF\u00FF\u00FF & xyz", true},
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// Illegal code point in ASCII
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{"\x00", "", false},
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{"\x1F", "", false},
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{"abc\n", "", false},
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{"abc\x7Fxyz", "", false},
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// Invalid UTF-8
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{"\xc3\x28", "", false},
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{"\xe2\x82\x28", "", false},
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// Invalid Base64 alphabet
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{"&/+8-", "", false},
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{"&*-", "", false},
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{"&ZeVnLIqe -", "", false},
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// CR and LF in Base64
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{"&ZeVnLIqe\r\n-", "", false},
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{"&ZeVnLIqe\r\n\r\n-", "", false},
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{"&ZeVn\r\n\r\nLIqe-", "", false},
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// Padding not stripped
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{"&AAAAHw=-", "", false},
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{"&AAAAHw==-", "", false},
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{"&AAAAHwB,AIA=-", "", false},
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{"&AAAAHwB,AIA==-", "", false},
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// One byte short
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{"&2A-", "", false},
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{"&2ADc-", "", false},
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{"&AAAAHwB,A-", "", false},
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{"&AAAAHwB,A=-", "", false},
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{"&AAAAHwB,A==-", "", false},
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{"&AAAAHwB,A===-", "", false},
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{"&AAAAHwB,AI-", "", false},
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{"&AAAAHwB,AI=-", "", false},
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{"&AAAAHwB,AI==-", "", false},
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// Implicit shift
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{"&", "", false},
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{"&Jjo", "", false},
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{"Jjo&", "", false},
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{"&Jjo&", "", false},
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{"&Jjo!", "", false},
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{"&Jjo+", "", false},
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{"abc&Jjo", "", false},
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// Null shift
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{"&AGE-&Jjo-", "", false},
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{"&U,BTFw-&ZeVnLIqe-", "", false},
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// Long input with Base64 at the end
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{"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa &2D3eCg- &2D3eCw- &2D3eDg-",
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"aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa \U0001f60a \U0001f60b \U0001f60e", true},
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// Long input in Base64 between short ASCII
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{"00000000000000000000 &MEIwQjBCMEIwQjBCMEIwQjBCMEIwQjBCMEIwQjBCMEIwQjBCMEIwQjBCMEIwQjBCMEIwQjBCMEIwQjBCMEIwQjBCMEIwQjBCMEI- 00000000000000000000",
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"00000000000000000000 " + strings.Repeat("\U00003042", 37) + " 00000000000000000000", true},
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// ASCII in Base64
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{"&AGE-", "", false}, // "a"
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{"&ACY-", "", false}, // "&"
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{"&AGgAZQBsAGwAbw-", "", false}, // "hello"
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{"&JjoAIQ-", "", false}, // "\u263a!"
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// Bad surrogate
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{"&2AA-", "", false}, // U+D800
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{"&2AD-", "", false}, // U+D800
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{"&3AA-", "", false}, // U+DC00
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{"&2AAAQQ-", "", false}, // U+D800 'A'
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{"&2AD,,w-", "", false}, // U+D800 U+FFFF
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{"&3ADYAA-", "", false}, // U+DC00 U+D800
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// Chinese
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{"&V4NXPpCuTvY-", "垃圾邮件", true},
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{"&UXZO1mWHTvZZOQ-", "其他文件夹", true},
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}
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func TestDecoder(t *testing.T) {
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for _, test := range decode {
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out, err := utf7.Decode(test.in)
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if out != test.out {
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t.Errorf("UTF7Decode(%+q) expected %+q; got %+q", test.in, test.out, out)
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}
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if test.ok {
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if err != nil {
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t.Errorf("UTF7Decode(%+q) unexpected error; %v", test.in, err)
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}
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} else if err == nil {
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t.Errorf("UTF7Decode(%+q) expected error", test.in)
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}
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}
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}
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