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ansi_up-test.js
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ansi_up-test.js
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var AU = require('../ansi_up');
var AnsiUp = AU.default;
var should = require('should');
describe('ansi_up', function () {
describe('escape_for_html on', function () {
describe('ampersands', function () {
it('should escape a single ampersand', function () {
var start = "&";
var expected = "&";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should escape some text with ampersands', function () {
var start = "abcd&efgh";
var expected = "abcd&efgh";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should escape multiple ampersands', function () {
var start = " & & ";
var expected = " & & ";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should escape an already escaped ampersand', function () {
var start = " & ";
var expected = " & ";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
});
describe('less-than', function () {
it('should escape a single less-than', function () {
var start = "<";
var expected = "<";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should escape some text with less-thans', function () {
var start = "abcd<efgh";
var expected = "abcd<efgh";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should escape multiple less-thans', function () {
var start = " < < ";
var expected = " < < ";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
});
describe('greater-than', function () {
it('should escape a single greater-than', function () {
var start = ">";
var expected = ">";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should escape some text with greater-thans', function () {
var start = "abcd>efgh";
var expected = "abcd>efgh";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should escape multiple greater-thans', function () {
var start = " > > ";
var expected = " > > ";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
});
describe('mixed characters', function () {
it('should escape a mix of characters that require escaping', function () {
var start = "<&>/\\'\"";
var expected = "<&>/\\'"";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
});
});
describe('hyperlinks', function () {
it('should create an anchor tag with ST', function () {
var start = "ABC \x1b]8;;http://example.com\x1b\\EXAMPLE\x1b]8;;\x1b\\ DEF"
var expected = "ABC <a href=\"http://example.com\">EXAMPLE</a> DEF";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should create an anchor tag with BEL', function () {
var start = "ABC \x1b]8;;http://example.com\x07EXAMPLE\x1b]8;;\x07 DEF"
var expected = "ABC <a href=\"http://example.com\">EXAMPLE</a> DEF";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should handle two in a row (state testing)', function () {
var start = "ABC \x1b]8;;http://1.example.com\x07EXAMPLE1\x1b]8;;\x07 DEF"
start += "GHI \x1b]8;;http://2.example.com\x07EXAMPLE2\x1b]8;;\x07 JKL"
var expected = "ABC <a href=\"http://1.example.com\">EXAMPLE1</a> DEF";
expected += "GHI <a href=\"http://2.example.com\">EXAMPLE2</a> JKL";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should allow spaces in anchor text', function () {
var start = "ABC \x1b]8;;http://example.com\x1b\\A Link\x1b]8;;\x1b\\ DEF"
var expected = "ABC <a href=\"http://example.com\">A Link</a> DEF";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
});
/*
describe("ansi_to()", function() {
// Prove that interaction between AnsiUp and the formatter is correct and that formatters
// can be completely isolated code.
it("accepts an arbitrary formatter and provides ANSI information related to text segments", function() {
var attr = 1; // bold
var fg = 32; // green fg
var bg = 41; // red bg
var lines = [
"should have no color",
"\033[" + attr + ";" + fg + "m " + "should be bold with green foreground" + "\033[0m",
"\033[" + attr + ";" + bg + ";" + fg + "m " + "should have bold with red background with green foreground" + "\033[0m",
"\033[" + bg + ";" + fg + "m " + "should have red background with green foreground" + "\033[0m"
];
var stats = {};
// A silly formatter that collects statistics about the text it receives.
var statsFormatter = {
transform: function(data) {
var text = data.text.replace(/^\s+|\s+$/, "");
if (text.length) {
if (!stats[text]) {
stats[text] = [];
}
if (data.bold) stats[text].push('bold');
if (data.fg) stats[text].push(data.fg.class_name);
if (data.bg) stats[text].push(data.bg.class_name);
}
return text;
},
compose: function(segments) {
return "processed: " + segments.filter(function (s) { return s.length; }).join(", ");
}
};
var au = new AnsiUp();
au.use_classes = true;
var plainText = au.ansi_to(lines.join(""), statsFormatter);
plainText.should.eql("processed: should have no color, should be bold with green foreground, should have bold with red background with green foreground, should have red background with green foreground");
stats.should.eql({
"should have no color": [],
"should be bold with green foreground": ["bold", "ansi-green"],
"should have bold with red background with green foreground": ["bold", "ansi-green", "ansi-red"],
"should have red background with green foreground": ["ansi-green", "ansi-red"]
});
});
});
*/
describe('ansi to html', function () {
describe('default colors', function () {
it('should transform a foreground to html', function () {
var attr = 0;
var fg = 32;
var start = "\033[" + fg + "m " + fg + " \033[0m";
var expected = "<span style=\"color:rgb(0,187,0)\"> " + fg + " </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a attr;foreground to html', function () {
var attr = 0;
var fg = 32;
var start = "\033[" + attr + ";" + fg + "m " + fg + " \033[0m";
var expected = "<span style=\"color:rgb(0,187,0)\"> " + fg + " </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform an empty code to a normal/reset html', function () {
var attr = 0;
var fg = 32;
var start = "\033[" + attr + ";" + fg + "m " + fg + " \033[m x";
var expected = "<span style=\"color:rgb(0,187,0)\"> " + fg + " </span> x";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a bold attr;foreground to html', function () {
var attr = 1;
var fg = 32;
var start = "\033[" + attr + ";" + fg + "m " + attr + ";" + fg + " \033[0m";
var expected = "<span style=\"font-weight:bold;color:rgb(0,187,0)\"> " + attr + ";" + fg + " </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a bright-foreground to html', function () {
var fg = 92;
var start = "\033[" + fg + "m " + fg + " \033[0m";
var expected = "<span style=\"color:rgb(0,255,0)\"> " + fg + " </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a bold attr;background;foreground to html', function () {
var attr = 1;
var fg = 33;
var bg = 42;
var start = "\033[" + attr + ";" + bg + ";" + fg + "m " + attr + ";" + bg + ";" + fg + " \033[0m";
var expected = "<span style=\"font-weight:bold;color:rgb(187,187,0);background-color:rgb(0,187,0)\"> " + attr + ";" + bg + ";" + fg + " </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a bright-background;foreground to html', function () {
var fg = 33;
var bg = 102;
var start = "\033[" + bg + ";" + fg + "m " + bg + ";" + fg + " \033[0m";
var expected = "<span style=\"color:rgb(187,187,0);background-color:rgb(0,255,0)\"> " + bg + ";" + fg + " </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a complex multi-line sequence to html', function () {
var attr = 1;
var fg = 32;
var bg = 42;
var start = "\n \033[" + fg + "m " + fg + " \033[0m \n \033[" + bg + "m " + bg + " \033[0m \n zimpper ";
var expected = "\n <span style=\"color:rgb(0,187,0)\"> " + fg + " </span> \n <span style=\"background-color:rgb(0,187,0)\"> " + bg + " </span> \n zimpper ";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a foreground and background and reset foreground to html', function () {
var fg = 37;
var bg = 42;
var start = "\n\033[40m \033[49m\033[" + fg + ";" + bg + "m " + bg + " \033[39m foobar ";
var expected = "\n<span style=\"background-color:rgb(0,0,0)\"> </span><span style=\"color:rgb(255,255,255);background-color:rgb(0,187,0)\"> " + bg + " </span><span style=\"background-color:rgb(0,187,0)\"> foobar </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a foreground and background and reset background to html', function () {
var fg = 37;
var bg = 42;
var start = "\n\033[40m \033[49m\033[" + fg + ";" + bg + "m " + fg + " \033[49m foobar ";
var expected = "\n<span style=\"background-color:rgb(0,0,0)\"> </span><span style=\"color:rgb(255,255,255);background-color:rgb(0,187,0)\"> " + fg + " </span><span style=\"color:rgb(255,255,255)\"> foobar </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a foreground and background and reset them to html', function () {
var fg = 37;
var bg = 42;
var start = "\n\033[40m \033[49m\033[" + fg + ";" + bg + "m " + fg + ';' + bg + " \033[39;49m foobar ";
var expected = "\n<span style=\"background-color:rgb(0,0,0)\"> </span><span style=\"color:rgb(255,255,255);background-color:rgb(0,187,0)\"> " + fg + ';' + bg + " </span> foobar ";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
describe('transform extended colors (palette)', function () {
it('system color, foreground', function () {
var start = "\033[38;5;1m" + "red" + "\033[0m";
var expected = '<span style="color:rgb(187,0,0)">red</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('system color, foreground (bright)', function () {
var start = "\033[38;5;9m" + "red" + "\033[0m";
var expected = '<span style="color:rgb(255,85,85)">red</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('system color, background', function () {
var start = "\033[48;5;1m" + "red" + "\033[0m";
var expected = '<span style="background-color:rgb(187,0,0)">red</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('system color, background (bright)', function () {
var start = "\033[48;5;9m" + "red" + "\033[0m";
var expected = '<span style="background-color:rgb(255,85,85)">red</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('palette, foreground', function () {
var start = "\033[38;5;171m" + "foo" + "\033[0m";
var expected = '<span style="color:rgb(215,95,255)">foo</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('palette, background', function () {
var start = "\033[48;5;171m" + "foo" + "\033[0m";
var expected = '<span style="background-color:rgb(215,95,255)">foo</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('combination of bold and palette', function () {
var start = "\033[1;38;5;171m" + "foo" + "\033[0m";
var expected = '<span style="font-weight:bold;color:rgb(215,95,255)">foo</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('combination of palette and bold', function () {
var start = "\033[38;5;171;1m" + "foo" + "\033[0m";
var expected = '<span style="font-weight:bold;color:rgb(215,95,255)">foo</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
});
describe('transform extended colors (true color)', function () {
it('foreground', function () {
var start = "\033[38;2;42;142;242m" + "foo" + "\033[0m";
var expected = '<span style="color:rgb(42,142,242)">foo</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('background', function () {
var start = "\033[48;2;42;142;242m" + "foo" + "\033[0m";
var expected = '<span style="background-color:rgb(42,142,242)">foo</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('both foreground and background', function () {
var start = "\033[38;2;42;142;242;48;2;1;2;3m" + "foo" + "\033[0m";
var expected = '<span style="color:rgb(42,142,242);background-color:rgb(1,2,3)">foo</span>';
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
});
});
describe('themed colors', function () {
it('should transform a foreground to html', function () {
var attr = 0;
var fg = 32;
var start = "\033[" + fg + "m " + fg + " \033[0m";
var expected = "<span class=\"ansi-green-fg\"> " + fg + " </span>";
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a attr;foreground to html', function () {
var attr = 0;
var fg = 32;
var start = "\033[" + attr + ";" + fg + "m " + fg + " \033[0m";
var expected = "<span class=\"ansi-green-fg\"> " + fg + " </span>";
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a bold attr;foreground to html', function () {
var attr = 1;
var fg = 32;
var start = "\033[" + attr + ";" + fg + "m " + attr + ";" + fg + " \033[0m";
var expected = '<span style="font-weight:bold"' + " class=\"ansi-green-fg\"> " + attr + ";" + fg + " </span>";
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a bold attr;bright-foreground to html', function () {
var attr = 1;
var fg = 92;
var start = "\033[" + attr + ";" + fg + "m " + attr + ";" + fg + " \033[0m";
var expected = '<span style="font-weight:bold"' + " class=\"ansi-bright-green-fg\"> " + attr + ";" + fg + " </span>";
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a bold attr;background;foreground to html', function () {
var attr = 1;
var fg = 33;
var bg = 42;
var start = "\033[" + attr + ";" + bg + ";" + fg + "m " + attr + ";" + bg + ";" + fg + " \033[0m";
var expected = '<span style="font-weight:bold"' + " class=\"ansi-yellow-fg ansi-green-bg\"> " + attr + ";" + bg + ";" + fg + " </span>";
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a bold attr;background;bright-foreground to html', function () {
var attr = 1;
var fg = 33;
var bg = 102;
var start = "\033[" + attr + ";" + bg + ";" + fg + "m " + attr + ";" + bg + ";" + fg + " \033[0m";
var expected = '<span style="font-weight:bold"' + " class=\"ansi-yellow-fg ansi-bright-green-bg\"> " + attr + ";" + bg + ";" + fg + " </span>";
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('should transform a complex multi-line sequence to html', function () {
var attr = 1;
var fg = 32;
var bg = 42;
var start = "\n \033[" + fg + "m " + fg + " \033[0m \n \033[" + bg + "m " + bg + " \033[0m \n zimpper ";
var expected = "\n <span class=\"ansi-green-fg\"> " + fg + " </span> \n <span class=\"ansi-green-bg\"> " + bg + " </span> \n zimpper ";
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
describe('transform extended colors (palette)', function () {
it('system color, foreground', function () {
var start = "\033[38;5;1m" + "red" + "\033[0m";
var expected = '<span class="ansi-red-fg">red</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('system color, foreground (bright)', function () {
var start = "\033[38;5;9m" + "red" + "\033[0m";
var expected = '<span class="ansi-bright-red-fg">red</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('system color, background', function () {
var start = "\033[48;5;1m" + "red" + "\033[0m";
var expected = '<span class="ansi-red-bg">red</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('system color, background (bright)', function () {
var start = "\033[48;5;9m" + "red" + "\033[0m";
var expected = '<span class="ansi-bright-red-bg">red</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('palette, foreground', function () {
var start = "\033[38;5;171m" + "foo" + "\033[0m";
var expected = '<span style="color:rgb(215,95,255)">foo</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('palette, background', function () {
var start = "\033[48;5;171m" + "foo" + "\033[0m";
var expected = '<span style="background-color:rgb(215,95,255)">foo</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('combination of bold and palette', function () {
var start = "\033[1;38;5;171m" + "foo" + "\033[0m";
var expected = '<span style="font-weight:bold;color:rgb(215,95,255)">foo</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('combination of palette and bold', function () {
var start = "\033[38;5;171;1m" + "foo" + "\033[0m";
var expected = '<span style="font-weight:bold;color:rgb(215,95,255)">foo</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
});
describe('transform extended colors (true color)', function () {
it('foreground', function () {
var start = "\033[38;2;42;142;242m" + "foo" + "\033[0m";
var expected = '<span style="color:rgb(42,142,242)">foo</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('background', function () {
var start = "\033[48;2;42;142;242m" + "foo" + "\033[0m";
var expected = '<span style="background-color:rgb(42,142,242)">foo</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
it('both foreground and background', function () {
var start = "\033[38;2;42;142;242;48;2;1;2;3m" + "foo" + "\033[0m";
var expected = '<span style="color:rgb(42,142,242);background-color:rgb(1,2,3)">foo</span>';
var au = new AnsiUp();
au.use_classes = true;
var l = au.ansi_to_html(start);
l.should.eql(expected);
});
});
});
describe('ignore unsupported CSI', function () {
it('should correctly convert a string similar to CSI', function () {
// https://github.com/drudru/ansi_up/pull/15
// "[1;31m" is a plain text. not an escape sequence.
var start = "foo\033[1@bar[1;31mbaz\033[0m";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
// is all plain texts exist?
l.should.containEql('foo');
l.should.containEql('bar');
l.should.containEql('baz');
l.should.containEql('1;31m');
});
it('(italic)', function () {
var start = "foo\033[3mbar\033[0mbaz";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql('foobarbaz');
});
it('(cursor-up)', function () {
var start = "foo\033[1Abar";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql('foobar');
});
it('(scroll-left)', function () {
// <ESC>[1 @ (including ascii space)
var start = "foo\033[1 @bar";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql('foobar');
});
it('(DECMC)', function () {
var start = "foo\033[?11ibar";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql('foobar');
});
/* I cannot find this in the XTERM specs
it('(RLIMGCP)', function () {
var start = "foo\033[<!3ibar";
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql('foobar');
});
*/
it('(DECSCL)', function () {
var start = "foo\033[61;0\"pbar"
var au = new AnsiUp();
var l = au.ansi_to_html(start);
l.should.eql('foobar');
});
});
describe('buffering situations', function () {
it('should transform an incomplete prefix', function () {
var attr = 0;
var fg = 32;
var start1 = "\033[" + attr + ";";
var start2 = fg + "m " + fg + " \033[0m";
var expected = "<span style=\"color:rgb(0,187,0)\"> " + fg + " </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start1);
l.should.eql("");
l = au.ansi_to_html(start2);
l.should.eql(expected);
});
it('should transform a lonely escape', function () {
var attr = 0;
var fg = 32;
var start1 = "xyz \033";
var start2 = "[" + attr + ";" + fg + "m " + fg + " \033[0m";
var expected = "<span style=\"color:rgb(0,187,0)\"> " + fg + " </span>";
var au = new AnsiUp();
var l = au.ansi_to_html(start1);
l.should.eql("xyz ");
l = au.ansi_to_html(start2);
l.should.eql(expected);
});
});
});
/*
describe('ansi to text', function () {
it('should remove color sequence', function () {
var start = "foo \033[1;32mbar\033[0m baz";
var au = new AnsiUp();
var l = au.ansi_to_text(start);
l.should.eql("foo bar baz");
});
it('should remove unsupported sequence', function () {
var start = "foo \033[1Abar";
var au = new AnsiUp();
var l = au.ansi_to_text(start);
l.should.eql('foo bar');
});
it('should keep multiline', function () {
var start = "foo \033[1;32mbar\nbaz\033[0m qux";
var au = new AnsiUp();
var l = au.ansi_to_text(start);
l.should.eql("foo bar\nbaz qux");
});
});
*/
});