proxmox-mirrors/mirror_xterm.js
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Add tests for scrollDisp

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This commit is contained in:
Daniel Imms 2016-10-09 13:00:51 -07:00
parent fe0d878b23
commit c02eea6ad3
1 changed files with 34 additions and 3 deletions
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37
test/test.js
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@ -88,9 +88,40 @@ describe('xterm.js', function() {
});
});
describe('scrollDisp', function() {
it('should scroll a single line', function() {
assert.equal(xterm.ydisp, -1);
describe('scroll', function() {
describe('scrollDisp', function() {
var startYDisp;
beforeEach(function() {
for (var i = 0; i < xterm.rows * 2; i++) {
xterm.writeln('test');
}
startYDisp = xterm.rows + 1;
});
it('should scroll a single line', function() {
assert.equal(xterm.ydisp, startYDisp);
xterm.scrollDisp(-1);
assert.equal(xterm.ydisp, startYDisp - 1);
xterm.scrollDisp(1);
assert.equal(xterm.ydisp, startYDisp);
});
it('should scroll multiple lines', function() {
assert.equal(xterm.ydisp, startYDisp);
xterm.scrollDisp(-5);
assert.equal(xterm.ydisp, startYDisp - 5);
xterm.scrollDisp(5);
assert.equal(xterm.ydisp, startYDisp);
});
it('should not scroll beyond the bounds of the buffer', function() {
assert.equal(xterm.ydisp, startYDisp);
xterm.scrollDisp(1);
assert.equal(xterm.ydisp, startYDisp);
for (var i = 0; i < startYDisp; i++) {
xterm.scrollDisp(-1);
}
assert.equal(xterm.ydisp, 0);
xterm.scrollDisp(-1);
assert.equal(xterm.ydisp, 0);
});
});
});