mirror of
https://github.com/vbatts/go-mtree.git
synced 2024-12-22 05:46:30 +00:00
128 lines
8.7 KiB
Go
128 lines
8.7 KiB
Go
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/*
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* govis: unicode aware vis(3) encoding implementation
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* Copyright (C) 2017 SUSE LLC.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package govis
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import (
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"testing"
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)
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func TestVisUnchanged(t *testing.T) {
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for _, test := range []struct {
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input string
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flag VisFlag
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}{
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{"", DefaultVisFlags},
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{"helloworld", DefaultVisFlags},
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{"THIS_IS_A_TEST1234", DefaultVisFlags},
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{"SomeEncodingsAreCool", DefaultVisFlags},
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{"spaces are totally safe", DefaultVisFlags &^ VisSpace},
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{"tabs\tare\talso\tsafe!!", DefaultVisFlags &^ VisTab},
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{"just\a\atrustme\r\b\b!!", DefaultVisFlags | VisSafe},
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} {
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enc, err := Vis(test.input, test.flag)
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if err != nil {
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t.Errorf("unexpected error with %q: %s", test, err)
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}
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if enc != test.input {
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t.Errorf("expected encoding of %q (flag=%q) to be unchanged, got %q", test.input, test.flag, enc)
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}
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}
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}
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func TestVisFlags(t *testing.T) {
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for _, test := range []struct {
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input string
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output string
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flag VisFlag
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}{
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// Default
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{"AC_Ra\u00edz_Certic\u00e1mara_S.A..pem", "AC_Ra\\M-C\\M--z_Certic\\M-C\\M-!mara_S.A..pem", 0},
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{"z^i3i$\u00d3\u008anqgh5/t\u00e5<86>\u00b2kzla\\e^lv\u00df\u0093nv\u00df\u00aea|3}\u00d8\u0088\u00d6\u0084", `z^i3i$\M-C\M^S\M-B\M^Jnqgh5/t\M-C\M-%<86>\M-B\M-2kzla\\e^lv\M-C\M^_\M-B\M^Snv\M-C\M^_\M-B\M-.a|3}\M-C\M^X\M-B\M^H\M-C\M^V\M-B\M^D`, 0},
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{"@?e1xs+.R_Kjo]7s8pgRP:*nXCE4{!c", "@?e1xs+.R_Kjo]7s8pgRP:*nXCE4{!c", 0},
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{"62_\u00c6\u00c62\u00ae\u00b7m\u00db\u00c3r^\u00bfp\u00c6u'q\u00fbc2\u00f0u\u00b8\u00dd\u00e8v\u00ff\u00b0\u00dc\u00c2\u00f53\u00db-k\u00f2sd4\\p\u00da\u00a6\u00d3\u00eea<\u00e6s{\u00a0p\u00f0\u00ffj\u00e0\u00e8\u00b8\u00b8\u00bc\u00fcb", `62_\M-C\M^F\M-C\M^F2\M-B\M-.\M-B\M-7m\M-C\M^[\M-C\M^Cr^\M-B\M-?p\M-C\M^Fu'q\M-C\M-;c2\M-C\M-0u\M-B\M-8\M-C\M^]\M-C\M-(v\M-C\M-?\M-B\M-0\M-C\M^\\M-C\M^B\M-C\M-53\M-C\M^[-k\M-C\M-2sd4\\p\M-C\M^Z\M-B\M-&\M-C\M^S\M-C\M-.a<\M-C\M-&s{\M-B\240p\M-C\M-0\M-C\M-?j\M-C\240\M-C\M-(\M-B\M-8\M-B\M-8\M-B\M-<\M-C\M-<b`, 0},
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{"\u9003\"9v1)T798|o;fly jnKX\u0489Be=", `\M-i\M^@\M^C"9v1)T798|o;fly jnKX\M-R\M^IBe=`, 0},
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// VisOctal
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{"", "", VisOctal},
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{"\022", "\\022", VisOctal},
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{"\n \t", "\\012\\040\t", VisNewline | VisSpace | VisOctal},
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{"\x12\f\a\n\v\b \U00012312", "\\022\\014\\007\n\\013\\010 \\360\\222\\214\\222", VisOctal},
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{"AC_Ra\u00edz_Certic\u00e1mara_S.A..pem", "AC_Ra\\303\\255z_Certic\\303\\241mara_S.A..pem", VisOctal},
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{"z^i3i$\u00d3\u008anqgh5/t\u00e5<86>\u00b2kzla\\e^lv\u00df\u0093nv\u00df\u00aea|3}\u00d8\u0088\u00d6\u0084", `z^i3i$\303\223\302\212nqgh5/t\303\245<86>\302\262kzla\\e^lv\303\237\302\223nv\303\237\302\256a|3}\303\230\302\210\303\226\302\204`, VisOctal},
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{"62_\u00c6\u00c62\u00ae\u00b7m\u00db\u00c3r^\u00bfp\u00c6u'q\u00fbc2\u00f0u\u00b8\u00dd\u00e8v\u00ff\u00b0\u00dc\u00c2\u00f53\u00db-k\u00f2sd4\\p\u00da\u00a6\u00d3\u00eea<\u00e6s{\u00a0p\u00f0\u00ffj\u00e0\u00e8\u00b8\u00b8\u00bc\u00fcb", `62_\303\206\303\2062\302\256\302\267m\303\233\303\203r^\302\277p\303\206u'q\303\273c2\303\260u\302\270\303\235\303\250v\303\277\302\260\303\234\303\202\303\2653\303\233-k\303\262sd4\\p\303\232\302\246\303\223\303\256a<\303\246s{\302\240p\303\260\303\277j\303\240\303\250\302\270\302\270\302\274\303\274b`, VisOctal},
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{"\u9003\"9v1)T798|o;fly jnKX\u0489Be=", `\351\200\203"9v1)T798|o;fly jnKX\322\211Be=`, VisOctal},
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// VisCStyle
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{"\x00 \f \a \n\v\b \r \t\r", "\\000 \\f \\a \n\\v\\b \\r \t\\r", VisCStyle},
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{"\t \n\v\b", "\\t \n\\v\\b", VisTab | VisCStyle},
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{"\n\v\t ", "\n\\v\t\\s\\s\\s", VisSpace | VisCStyle},
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{"\n \n ", "\\n \\n ", VisNewline | VisCStyle},
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{"z^i3i$\u00d3\u008anqgh5/t\u00e5<86>\u00b2kzla\\e^lv\u00df\u0093nv\u00df\u00aea|3}\u00d8\u0088\u00d6\u0084", `z^i3i$\M-C\M^S\M-B\M^Jnqgh5/t\M-C\M-%<86>\M-B\M-2kzla\\e^lv\M-C\M^_\M-B\M^Snv\M-C\M^_\M-B\M-.a|3}\M-C\M^X\M-B\M^H\M-C\M^V\M-B\M^D`, VisCStyle},
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{"62_\u00c6\u00c62\u00ae\u00b7m\u00db\u00c3r^\u00bfp\u00c6u'q\u00fbc2\u00f0u\u00b8\u00dd\u00e8v\u00ff\u00b0\u00dc\u00c2\u00f53\u00db-k\u00f2sd4\\p\u00da\u00a6\u00d3\u00eea<\u00e6s{\u00a0p\u00f0\u00ffj\u00e0\u00e8\u00b8\u00b8\u00bc\u00fcb", `62_\M-C\M^F\M-C\M^F2\M-B\M-.\M-B\M-7m\M-C\M^[\M-C\M^Cr^\M-B\M-?p\M-C\M^Fu'q\M-C\M-;c2\M-C\M-0u\M-B\M-8\M-C\M^]\M-C\M-(v\M-C\M-?\M-B\M-0\M-C\M^\\M-C\M^B\M-C\M-53\M-C\M^[-k\M-C\M-2sd4\\p\M-C\M^Z\M-B\M-&\M-C\M^S\M-C\M-.a<\M-C\M-&s{\M-B\240p\M-C\M-0\M-C\M-?j\M-C\240\M-C\M-(\M-B\M-8\M-B\M-8\M-B\M-<\M-C\M-<b`, VisCStyle},
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{"\u9003\"9v1)T798|o;fly jnKX\u0489Be=", `\M-i\M^@\M^C"9v1)T798|o;fly\sjnKX\M-R\M^IBe=`, VisCStyle | VisSpace},
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// VisSpace
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{" ", `\040\040`, VisSpace},
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{"\t \t", "\t\\040\t", VisSpace},
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{"\\040 plenty of characters here ", `\\040\040\040\040plenty\040of\040characters\040here\040\040\040`, VisSpace},
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{"Js9L\u00cd\u00b2o?4824y'$|P}FIr%mW /KL9$]~", `Js9L\M-C\M^M\M-B\M-2o?4824y'$|P}FIr%mW\040/KL9$]~`, VisWhite},
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{"1\u00c6\u00abTcz+Vda?)k1%\\\"P;`po`h", `1\M-C\M^F\M-B\M-+Tcz+Vda?)k1%\\"P;` + "`po`" + `h`, VisWhite},
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{"\u9003\"9v1)T798|o;fly jnKX\u0489Be=", `\M-i\M^@\M^C"9v1)T798|o;fly\040jnKX\M-R\M^IBe=`, VisSpace},
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// VisTab
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{"\t \v", "\\^I \\^K", VisTab},
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{"\t \v", "\\011 \\013", VisTab | VisOctal},
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// VisNewline
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{"\t\n \v\r\n", "\t\\^J \\^K\\^M\\^J", VisNewline},
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{"\t\n \v\r\n", "\t\\012 \\013\\015\\012", VisNewline | VisOctal},
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// VisSafe
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// VisHTTPStyle
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{"\x12\f\a\n\v\b \U00012312", `%12%0C%07%0A%0B%08%20%20%F0%92%8C%92`, VisHTTPStyle},
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{"1\u00c6\u00abTcz+Vda?)k1%\\\"P;`po`h", `1%C3%86%C2%ABTcz+Vda%3F)k1%25%5C%22P%3B%60po%60h`, VisHTTPStyle},
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{"62_\u00c6\u00c62\u00ae\u00b7m\u00db\u00c3r^\u00bfp\u00c6u'q\u00fbc2\u00f0u\u00b8\u00dd\u00e8v\u00ff\u00b0\u00dc\u00c2\u00f53\u00db-k\u00f2sd4\\p\u00da\u00a6\u00d3\u00eea<\u00e6s{\u00a0p\u00f0\u00ffj\u00e0\u00e8\u00b8\u00b8\u00bc\u00fcb", `62_%C3%86%C3%862%C2%AE%C2%B7m%C3%9B%C3%83r%5E%C2%BFp%C3%86u'q%C3%BBc2%C3%B0u%C2%B8%C3%9D%C3%A8v%C3%BF%C2%B0%C3%9C%C3%82%C3%B53%C3%9B-k%C3%B2sd4%5Cp%C3%9A%C2%A6%C3%93%C3%AEa%3C%C3%A6s%7B%C2%A0p%C3%B0%C3%BFj%C3%A0%C3%A8%C2%B8%C2%B8%C2%BC%C3%BCb`, VisHTTPStyle},
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{"'3Ze\u050e|\u02del\u069du-Rpct4+Z5b={@_{b", `'3Ze%D4%8E%7C%CB%9El%DA%9Du-Rpct4+Z5b%3D%7B%40_%7Bb`, VisHTTPStyle},
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// VisGlob
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{"cat /proc/**/status | grep '[pid]' ;; # cool code here", `cat /proc/\052\052/status | grep '\133pid]' ;; \043 cool code here`, VisGlob},
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{"@?e1xs+.R_Kjo]7s8pgRP:*nXCE4{!c", `@\077e1xs+.R_Kjo]7s8pgRP:\052nXCE4{!c`, VisGlob},
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{"62_\u00c6\u00c62\u00ae\u00b7m\u00db\u00c3r^\u00bfp\u00c6u'q\u00fbc2\u00f0u\u00b8\u00dd\u00e8v\u00ff\u00b0\u00dc\u00c2\u00f53\u00db-k\u00f2sd4\\p\u00da\u00a6\u00d3\u00eea<\u00e6s{\u00a0p\u00f0\u00ffj\u00e0\u00e8\u00b8\u00b8\u00bc\u00fcb", `62_\M-C\M^F\M-C\M^F2\M-B\M-.\M-B\M-7m\M-C\M^[\M-C\M^Cr^\M-B\M-?p\M-C\M^Fu'q\M-C\M-;c2\M-C\M-0u\M-B\M-8\M-C\M^]\M-C\M-(v\M-C\M-?\M-B\M-0\M-C\M^\\M-C\M^B\M-C\M-53\M-C\M^[-k\M-C\M-2sd4\\p\M-C\M^Z\M-B\M-&\M-C\M^S\M-C\M-.a<\M-C\M-&s{\M-B\240p\M-C\M-0\M-C\M-?j\M-C\240\M-C\M-(\M-B\M-8\M-B\M-8\M-B\M-<\M-C\M-<b`, VisGlob},
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{"62_\u00c6\u00c62\u00ae\u00b7m\u00db\u00c3r^\u00bfp\u00c6u'q\u00fbc2\u00f0u\u00b8\u00dd\u00e8v\u00ff\u00b0\u00dc\u00c2\u00f53\u00db-k\u00f2sd4\\p\u00da\u00a6\u00d3\u00eea<\u00e6s{\u00a0p\u00f0\u00ffj\u00e0\u00e8\u00b8\u00b8\u00bc\u00fcb", `62_\303\206\303\2062\302\256\302\267m\303\233\303\203r^\302\277p\303\206u'q\303\273c2\303\260u\302\270\303\235\303\250v\303\277\302\260\303\234\303\202\303\2653\303\233-k\303\262sd4\\p\303\232\302\246\303\223\303\256a<\303\246s{\302\240p\303\260\303\277j\303\240\303\250\302\270\302\270\302\274\303\274b`, VisGlob | VisOctal},
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{"'3Ze\u050e|\u02del\u069du-Rpct4+Z5b={@_{b", `'3Ze\M-T\M^N|\M-K\M^^l\M-Z\M^]u-Rpct4+Z5b={@_{b`, VisGlob},
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{"'3Ze\u050e|\u02del\u069du-Rpct4+Z5b={@_{b", `'3Ze\324\216|\313\236l\332\235u-Rpct4+Z5b={@_{b`, VisGlob | VisOctal},
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} {
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enc, err := Vis(test.input, test.flag)
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if err != nil {
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t.Errorf("unexpected error with %q: %s", test, err)
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}
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if enc != test.output {
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t.Errorf("expected vis(%q, flag=%b) = %q, got %q", test.input, test.flag, test.output, enc)
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}
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}
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}
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func TestVisChanged(t *testing.T) {
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for _, test := range []string{
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"hello world",
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"THIS\\IS_A_TEST1234",
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"AC_Ra\u00edz_Certic\u00e1mara_S.A..pem",
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} {
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enc, err := Vis(test, DefaultVisFlags)
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if err != nil {
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t.Errorf("unexpected error with %q: %s", test, err)
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}
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if enc == test {
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t.Errorf("expected encoding of %q to be changed", test)
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}
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}
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}
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