proxmox-mirrors/mirror_xterm.js
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8e7eeff45c
mirror_xterm.js/test/test.js
Jörg Breitbart 8e7eeff45c fixing test cases
2016-07-21 12:47:19 +02:00

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var assert = require('chai').assert;
var expect = require('chai').expect;
var Terminal = require('../src/xterm');
describe('xterm.js', function() {
var xterm;
beforeEach(function () {
xterm = new Terminal();
xterm.refresh = function(){};
});
describe('evaluateKeyEscapeSequence', function() {
it('should return the correct escape sequence for unmodified keys', function() {
// Backspace
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 8 }).key, '\x7f'); // ^?
// Tab
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 9 }).key, '\t');
// Return/enter
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 13 }).key, '\r'); // CR
// Escape
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 27 }).key, '\x1b');
// Page up, page down
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 33 }).key, '\x1b[5~'); // CSI 5 ~
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 34 }).key, '\x1b[6~'); // CSI 6 ~
// End, Home
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 35 }).key, '\x1b[F'); // SS3 F
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 36 }).key, '\x1b[H'); // SS3 H
// Left, up, right, down arrows
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 37 }).key, '\x1b[D'); // CSI D
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 38 }).key, '\x1b[A'); // CSI A
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 39 }).key, '\x1b[C'); // CSI C
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 40 }).key, '\x1b[B'); // CSI B
// Insert
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 45 }).key, '\x1b[2~'); // CSI 2 ~
// Delete
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 46 }).key, '\x1b[3~'); // CSI 3 ~
// F1-F12
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 112 }).key, '\x1bOP'); // SS3 P
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 113 }).key, '\x1bOQ'); // SS3 Q
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 114 }).key, '\x1bOR'); // SS3 R
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 115 }).key, '\x1bOS'); // SS3 S
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 116 }).key, '\x1b[15~'); // CSI 1 5 ~
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 117 }).key, '\x1b[17~'); // CSI 1 7 ~
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 118 }).key, '\x1b[18~'); // CSI 1 8 ~
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 119 }).key, '\x1b[19~'); // CSI 1 9 ~
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 120 }).key, '\x1b[20~'); // CSI 2 0 ~
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 121 }).key, '\x1b[21~'); // CSI 2 1 ~
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 122 }).key, '\x1b[23~'); // CSI 2 3 ~
assert.equal(xterm.evaluateKeyEscapeSequence({ keyCode: 123 }).key, '\x1b[24~'); // CSI 2 4 ~
});
it('should return \\x1b[5D for ctrl+left', function() {
assert.equal(xterm.evaluateKeyEscapeSequence({ ctrlKey: true, keyCode: 37 }).key, '\x1b[1;5D'); // CSI 5 D
});
it('should return \\x1b[5C for ctrl+right', function() {
assert.equal(xterm.evaluateKeyEscapeSequence({ ctrlKey: true, keyCode: 39 }).key, '\x1b[1;5C'); // CSI 5 C
});
});
describe('evaluateCopiedTextProcessing', function () {
it('should strip trailing whitespaces and replace nbsps with spaces', function () {
var nonBreakingSpace = String.fromCharCode(160),
copiedText = 'echo' + nonBreakingSpace + 'hello' + nonBreakingSpace,
processedText = Terminal.prepareCopiedTextForClipboard(copiedText);
// No trailing spaces
assert.equal(processedText.match(/\s+$/), null);
// No non-breaking space
assert.equal(processedText.indexOf(nonBreakingSpace), -1);
});
});
describe('Third level shift', function() {
var evKeyDown = {
preventDefault: function() {},
stopPropagation: function() {},
type: 'keydown'
},
evKeyPress = {
preventDefault: function() {},
stopPropagation: function() {},
type: 'keypress'
};
beforeEach(function() {
xterm.handler = function() {};
xterm.showCursor = function() {};
xterm.clearSelection = function() {};
});
describe('On Mac OS', function() {
beforeEach(function() {
xterm.isMac = true;
});
it('should not interfere with the alt key on keyDown', function() {
assert.equal(
xterm.keyDown(Object.assign({}, evKeyDown, { altKey: true, keyCode: 81 })),
true
);
assert.equal(
xterm.keyDown(Object.assign({}, evKeyDown, { altKey: true, keyCode: 192 })),
true
);
});
it('should interefere with the alt + arrow keys', function() {
assert.equal(
xterm.keyDown(Object.assign({}, evKeyDown, { altKey: true, keyCode: 37 })),
false
);
assert.equal(
xterm.keyDown(Object.assign({}, evKeyDown, { altKey: true, keyCode: 39 })),
false
);
});
it('should emit key with alt + key on keyPress', function(done) {
var keys = ['@', '@', '\\', '\\', '|', '|'];
xterm.on('keypress', function(key) {
if (key) {
var index = keys.indexOf(key);
assert(index !== -1, "Emitted wrong key: " + key);
keys.splice(index, 1);
}
if (keys.length === 0) done();
});
xterm.keyPress(Object.assign({}, evKeyPress, { altKey: true, keyCode: 64 })); // @
// Firefox
xterm.keyPress(Object.assign({}, evKeyPress, { altKey: true, charCode: 64, keyCode: 0 }));
xterm.keyPress(Object.assign({}, evKeyPress, { altKey: true, keyCode: 92 })); // \
xterm.keyPress(Object.assign({}, evKeyPress, { altKey: true, charCode: 92, keyCode: 0 }));
xterm.keyPress(Object.assign({}, evKeyPress, { altKey: true, keyCode: 124 })); // |
xterm.keyPress(Object.assign({}, evKeyPress, { altKey: true, charCode: 124, keyCode: 0 }));
});
});
describe('On MS Windows', function() {
beforeEach(function() {
xterm.isMSWindows = true;
});
it('should not interfere with the alt + ctrl key on keyDown', function() {
assert.equal(
xterm.keyDown(Object.assign({}, evKeyDown, { altKey: true, ctrlKey: true, keyCode: 81 })),
true
);
assert.equal(
xterm.keyDown(Object.assign({}, evKeyDown, { altKey: true, ctrlKey: true, keyCode: 192 })),
true
);
});
it('should interefere with the alt + ctrl + arrow keys', function() {
assert.equal(
xterm.keyDown(Object.assign({}, evKeyDown, { altKey: true, ctrlKey: true, keyCode: 37 })),
false
);
assert.equal(
xterm.keyDown(Object.assign({}, evKeyDown, { altKey: true, ctrlKey: true, keyCode: 39 })),
false
);
});
it('should emit key with alt + ctrl + key on keyPress', function(done) {
var keys = ['@', '@', '\\', '\\', '|', '|'];
xterm.on('keypress', function(key) {
if (key) {
var index = keys.indexOf(key);
assert(index !== -1, "Emitted wrong key: " + key);
keys.splice(index, 1);
}
if (keys.length === 0) done();
});
xterm.keyPress(
Object.assign({}, evKeyPress, { altKey: true, ctrlKey: true, keyCode: 64 })
); // @
xterm.keyPress(
Object.assign({}, evKeyPress, { altKey: true, ctrlKey: true, charCode: 64, keyCode: 0 })
);
xterm.keyPress(
Object.assign({}, evKeyPress, { altKey: true, ctrlKey: true, keyCode: 92 })
); // \
xterm.keyPress(
Object.assign({}, evKeyPress, { altKey: true, ctrlKey: true, charCode: 92, keyCode: 0 })
);
xterm.keyPress(
Object.assign({}, evKeyPress, { altKey: true, ctrlKey: true, keyCode: 124 })
); // |
xterm.keyPress(
Object.assign({}, evKeyPress, { altKey: true, ctrlKey: true, charCode: 124, keyCode: 0 })
);
});
});
});
describe('unicode - surrogates', function() {
it('2 characters per cell', function () {
var high = '\uD800';
for (var i=0xDC00; i<=0xDCFF; ++i) {
xterm.write(high + String.fromCharCode(i));
var tchar = xterm.lines[0][0];
expect(tchar[1]).eql(high + String.fromCharCode(i));
expect(tchar[1].length).eql(2);
expect(tchar[2]).eql(1);
expect(xterm.lines[0][1][1]).eql(' ');
xterm.reset();
}
});
it('2 characters at last cell', function() {
var high = '\uD800';
for (var i=0xDC00; i<=0xDCFF; ++i) {
xterm.x = xterm.cols - 1;
xterm.write(high + String.fromCharCode(i));
expect(xterm.lines[0][xterm.x-1][1]).eql(high + String.fromCharCode(i));
expect(xterm.lines[0][xterm.x-1][1].length).eql(2);
expect(xterm.lines[1][0][1]).eql(' ');
xterm.reset();
}
});
it('2 characters per cell over line end with autowrap', function() {
var high = '\uD800';
for (var i=0xDC00; i<=0xDCFF; ++i) {
xterm.x = xterm.cols - 1;
xterm.wraparoundMode = true;
xterm.write('a' + high + String.fromCharCode(i));
expect(xterm.lines[0][xterm.cols-1][1]).eql('a');
expect(xterm.lines[1][0][1]).eql(high + String.fromCharCode(i));
expect(xterm.lines[1][0][1].length).eql(2);
expect(xterm.lines[1][1][1]).eql(' ');
xterm.reset();
}
});
it('2 characters per cell over line end without autowrap', function() {
var high = '\uD800';
for (var i=0xDC00; i<=0xDCFF; ++i) {
xterm.x = xterm.cols - 1;
xterm.wraparoundMode = false;
xterm.write('a' + high + String.fromCharCode(i));
expect(xterm.lines[0][xterm.cols-1][1]).eql(high + String.fromCharCode(i));
expect(xterm.lines[0][xterm.cols-1][1].length).eql(2);
expect(xterm.lines[1][1][1]).eql(' ');
xterm.reset();
}
});
it('splitted surrogates', function() {
var high = '\uD800';
for (var i=0xDC00; i<=0xDCFF; ++i) {
xterm.write(high);
xterm.write(String.fromCharCode(i));
var tchar = xterm.lines[0][0];
expect(tchar[1]).eql(high + String.fromCharCode(i));
expect(tchar[1].length).eql(2);
expect(tchar[2]).eql(1);
expect(xterm.lines[0][1][1]).eql(' ');
xterm.reset();
}
});
});
describe('unicode - combining characters', function() {
it('café', function () {
xterm.write('cafe\u0301');
expect(xterm.lines[0][3][1]).eql('e\u0301');
expect(xterm.lines[0][3][1].length).eql(2);
expect(xterm.lines[0][3][2]).eql(1);
});
it('café - end of line', function() {
xterm.x = xterm.cols - 1 - 3;
xterm.write('cafe\u0301');
expect(xterm.lines[0][xterm.cols-1][1]).eql('e\u0301');
expect(xterm.lines[0][xterm.cols-1][1].length).eql(2);
expect(xterm.lines[0][xterm.cols-1][2]).eql(1);
expect(xterm.lines[0][1][1]).eql(' ');
expect(xterm.lines[0][1][1].length).eql(1);
expect(xterm.lines[0][1][2]).eql(1);
});
it('multiple combined é', function() {
xterm.wraparoundMode = true;
xterm.write(Array(100).join('e\u0301'));
for (var i=0; i<xterm.cols; ++i) {
var tchar = xterm.lines[0][i];
expect(tchar[1]).eql('e\u0301');
expect(tchar[1].length).eql(2);
expect(tchar[2]).eql(1);
}
tchar = xterm.lines[1][0];
expect(tchar[1]).eql('e\u0301');
expect(tchar[1].length).eql(2);
expect(tchar[2]).eql(1);
});
it('multiple surrogate with combined', function() {
xterm.wraparoundMode = true;
xterm.write(Array(100).join('\uD800\uDC00\u0301'));
for (var i=0; i<xterm.cols; ++i) {
var tchar = xterm.lines[0][i];
expect(tchar[1]).eql('\uD800\uDC00\u0301');
expect(tchar[1].length).eql(3);
expect(tchar[2]).eql(1);
}
tchar = xterm.lines[1][0];
expect(tchar[1]).eql('\uD800\uDC00\u0301');
expect(tchar[1].length).eql(3);
expect(tchar[2]).eql(1);
});
});
describe('unicode - fullwidth characters', function() {
it('cursor movement even', function() {
expect(xterm.x).eql(0);
xterm.write('￥');
expect(xterm.x).eql(2);
});
it('cursor movement odd', function() {
xterm.x = 1;
expect(xterm.x).eql(1);
xterm.write('￥');
expect(xterm.x).eql(3);
});
it('line of ￥ even', function() {
xterm.wraparoundMode = true;
xterm.write(Array(50).join('￥'));
for (var i=0; i<xterm.cols; ++i) {
var tchar = xterm.lines[0][i];
if (i % 2) {
expect(tchar[1]).eql('');
expect(tchar[1].length).eql(0);
expect(tchar[2]).eql(0);
} else {
expect(tchar[1]).eql('￥');
expect(tchar[1].length).eql(1);
expect(tchar[2]).eql(2);
}
}
tchar = xterm.lines[1][0];
expect(tchar[1]).eql('￥');
expect(tchar[1].length).eql(1);
expect(tchar[2]).eql(2);
});
it('line of ￥ odd', function() {
xterm.wraparoundMode = true;
xterm.x = 1;
xterm.write(Array(50).join('￥'));
for (var i=1; i<xterm.cols-1; ++i) {
var tchar = xterm.lines[0][i];
if (!(i % 2)) {
expect(tchar[1]).eql('');
expect(tchar[1].length).eql(0);
expect(tchar[2]).eql(0);
} else {
expect(tchar[1]).eql('￥');
expect(tchar[1].length).eql(1);
expect(tchar[2]).eql(2);
}
}
tchar = xterm.lines[0][xterm.cols-1];
expect(tchar[1]).eql(' ');
expect(tchar[1].length).eql(1);
expect(tchar[2]).eql(1);
tchar = xterm.lines[1][0];
expect(tchar[1]).eql('￥');
expect(tchar[1].length).eql(1);
expect(tchar[2]).eql(2);
});
it('line of ￥ with combining odd', function() {
xterm.wraparoundMode = true;
xterm.x = 1;
xterm.write(Array(50).join('￥\u0301'));
for (var i=1; i<xterm.cols-1; ++i) {
var tchar = xterm.lines[0][i];
if (!(i % 2)) {
expect(tchar[1]).eql('');
expect(tchar[1].length).eql(0);
expect(tchar[2]).eql(0);
} else {
expect(tchar[1]).eql('￥\u0301');
expect(tchar[1].length).eql(2);
expect(tchar[2]).eql(2);
}
}
tchar = xterm.lines[0][xterm.cols-1];
expect(tchar[1]).eql(' ');
expect(tchar[1].length).eql(1);
expect(tchar[2]).eql(1);
tchar = xterm.lines[1][0];
expect(tchar[1]).eql('￥\u0301');
expect(tchar[1].length).eql(2);
expect(tchar[2]).eql(2);
});
it('line of ￥ with combining even', function() {
xterm.wraparoundMode = true;
xterm.write(Array(50).join('￥\u0301'));
for (var i=0; i<xterm.cols; ++i) {
var tchar = xterm.lines[0][i];
if (i % 2) {
expect(tchar[1]).eql('');
expect(tchar[1].length).eql(0);
expect(tchar[2]).eql(0);
} else {
expect(tchar[1]).eql('￥\u0301');
expect(tchar[1].length).eql(2);
expect(tchar[2]).eql(2);
}
}
tchar = xterm.lines[1][0];
expect(tchar[1]).eql('￥\u0301');
expect(tchar[1].length).eql(2);
expect(tchar[2]).eql(2);
});
it('line of surrogate fullwidth with combining odd', function() {
xterm.wraparoundMode = true;
xterm.x = 1;
xterm.write(Array(50).join('\ud843\ude6d\u0301'));
for (var i=1; i<xterm.cols-1; ++i) {
var tchar = xterm.lines[0][i];
if (!(i % 2)) {
expect(tchar[1]).eql('');
expect(tchar[1].length).eql(0);
expect(tchar[2]).eql(0);
} else {
expect(tchar[1]).eql('\ud843\ude6d\u0301');
expect(tchar[1].length).eql(3);
expect(tchar[2]).eql(2);
}
}
tchar = xterm.lines[0][xterm.cols-1];
expect(tchar[1]).eql(' ');
expect(tchar[1].length).eql(1);
expect(tchar[2]).eql(1);
tchar = xterm.lines[1][0];
expect(tchar[1]).eql('\ud843\ude6d\u0301');
expect(tchar[1].length).eql(3);
expect(tchar[2]).eql(2);
});
it('line of surrogate fullwidth with combining even', function() {
xterm.wraparoundMode = true;
xterm.write(Array(50).join('\ud843\ude6d\u0301'));
for (var i=0; i<xterm.cols; ++i) {
var tchar = xterm.lines[0][i];
if (i % 2) {
expect(tchar[1]).eql('');
expect(tchar[1].length).eql(0);
expect(tchar[2]).eql(0);
} else {
expect(tchar[1]).eql('\ud843\ude6d\u0301');
expect(tchar[1].length).eql(3);
expect(tchar[2]).eql(2);
}
}
tchar = xterm.lines[1][0];
expect(tchar[1]).eql('\ud843\ude6d\u0301');
expect(tchar[1].length).eql(3);
expect(tchar[2]).eql(2);
});
});
describe('insert mode', function() {
it('halfwidth - all', function () {
xterm.write(Array(9).join('0123456789').slice(-80));
xterm.x = 10;
xterm.y = 0;
xterm.insertMode = true;
xterm.write('abcde');
expect(xterm.lines[0].length).eql(xterm.cols);
expect(xterm.lines[0][10][1]).eql('a');
expect(xterm.lines[0][14][1]).eql('e');
expect(xterm.lines[0][15][1]).eql('0');
expect(xterm.lines[0][79][1]).eql('4');
});
it('fullwidth - insert', function() {
xterm.write(Array(9).join('0123456789').slice(-80));
xterm.x = 10;
xterm.y = 0;
xterm.insertMode = true;
xterm.write('￥￥￥');
expect(xterm.lines[0].length).eql(xterm.cols);
expect(xterm.lines[0][10][1]).eql('￥');
expect(xterm.lines[0][11][1]).eql('');
expect(xterm.lines[0][14][1]).eql('￥');
expect(xterm.lines[0][15][1]).eql('');
expect(xterm.lines[0][79][1]).eql('3');
});
it('fullwidth - right border', function() {
xterm.write(Array(41).join('￥'));
xterm.x = 10;
xterm.y = 0;
xterm.insertMode = true;
xterm.write('a');
expect(xterm.lines[0].length).eql(xterm.cols);
expect(xterm.lines[0][10][1]).eql('a');
expect(xterm.lines[0][11][1]).eql('￥');
expect(xterm.lines[0][79][1]).eql(' '); // fullwidth char got replaced
xterm.write('b');
expect(xterm.lines[0].length).eql(xterm.cols);
expect(xterm.lines[0][11][1]).eql('b');
expect(xterm.lines[0][12][1]).eql('￥');
expect(xterm.lines[0][79][1]).eql(''); // empty cell after fullwidth
});
});
});
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