archive-gh-me/Chart.js
1
0
Fork 0
mirror of https://github.com/chartjs/Chart.js.git synced 2025-12-08 20:36:08 +00:00
Code Issues Projects Releases Wiki Activity

Improve helpers.color test coverage (#8034)

Browse Source
This commit is contained in:
Jukka Kurkela 2020-11-10 20:12:57 +02:00 committed by GitHub
parent 63ab5a03d7
commit e00dc1e914
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 12 additions and 9 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

21
test/specs/helpers.color.tests.js
View File

@ -11,6 +11,14 @@ describe('Color helper', function() {
});
describe('Background hover color helper', function() {
it('should return a modified version of color when called with a color', function() {
var originalColorRGB = 'rgb(70, 191, 189)';
expect(getHoverColor('#46BFBD')).not.toEqual(originalColorRGB);
});
});
describe('color and getHoverColor helpers', function() {
it('should return a CanvasPattern when called with a CanvasPattern', function(done) {
var dots = new Image();
dots.src = 'data:image/png;base64,iVBORw0KGgoAAAANSUhEUgAAAA4AAAAOCAMAAAAolt3jAAAAD1BMVEUAAAD///////////////+PQt5oAAAABXRSTlMAHlFhZsfk/BEAAAAqSURBVHgBY2BgZGJmYmSAAUYWEIDzmcBcJhiXGcxlRpPFrhdmMiqgvX0AcGIBEUAo6UAAAAAASUVORK5CYII=';
@ -20,10 +28,10 @@ describe('Background hover color helper', function() {
var patternContext = patternCanvas.getContext('2d');
var pattern = patternContext.createPattern(dots, 'repeat');
patternContext.fillStyle = pattern;
var chartPattern = chartContext.createPattern(patternCanvas, 'repeat');
var backgroundColor = getHoverColor(chartContext.createPattern(patternCanvas, 'repeat'));
expect(backgroundColor instanceof CanvasPattern).toBe(true);
expect(color(chartPattern) instanceof CanvasPattern).toBe(true);
expect(getHoverColor(chartPattern) instanceof CanvasPattern).toBe(true);
done();
};
@ -33,12 +41,7 @@ describe('Background hover color helper', function() {
var context = document.createElement('canvas').getContext('2d');
var gradient = context.createLinearGradient(0, 1, 2, 3);
expect(color(gradient) instanceof CanvasGradient).toBe(true);
expect(getHoverColor(gradient) instanceof CanvasGradient).toBe(true);
});
it('should return a modified version of color when called with a color', function() {
var originalColorRGB = 'rgb(70, 191, 189)';
expect(getHoverColor('#46BFBD')).not.toEqual(originalColorRGB);
});
});