Allow 1px margin to getRelativePosition test (#7984)

diff --git a/test/specs/helpers.dom.tests.js b/test/specs/helpers.dom.tests.js
index 81e17d7e2661751037ca417bf303021ebbe6e323..11f13dec2d7257d5e20343743aa370bf346afd86 100644 (file)
--- a/test/specs/helpers.dom.tests.js
+++ b/test/specs/helpers.dom.tests.js
@@ -317,10 +317,9 @@ describe('DOM helpers tests', function() {
                        };
 
                        const rect = chart.canvas.getBoundingClientRect();
-                       expect(helpers.getRelativePosition(event, chart)).toEqual({
-                               x: Math.round(event.clientX - rect.x),
-                               y: Math.round(event.clientY - rect.y)
-                       });
+                       const pos = helpers.getRelativePosition(event, chart);
+                       expect(Math.abs(pos.x - Math.round(event.clientX - rect.x))).toBeLessThanOrEqual(1);
+                       expect(Math.abs(pos.y - Math.round(event.clientY - rect.y))).toBeLessThanOrEqual(1);
 
                        const chart2 = window.acquireChart({}, {
                                canvas: {
@@ -330,10 +329,9 @@ describe('DOM helpers tests', function() {
                                }
                        });
                        const rect2 = chart2.canvas.getBoundingClientRect();
-                       expect(helpers.getRelativePosition(event, chart2)).toEqual({
-                               x: Math.round((event.clientX - rect2.x - 10) / 180 * 200),
-                               y: Math.round((event.clientY - rect2.y - 10) / 180 * 200)
-                       });
+                       const pos2 = helpers.getRelativePosition(event, chart2);
+                       expect(Math.abs(pos2.x - Math.round((event.clientX - rect2.x - 10) / 180 * 200))).toBeLessThanOrEqual(1);
+                       expect(Math.abs(pos2.y - Math.round((event.clientY - rect2.y - 10) / 180 * 200))).toBeLessThanOrEqual(1);
 
                        const chart3 = window.acquireChart({}, {
                                canvas: {
@@ -343,10 +341,9 @@ describe('DOM helpers tests', function() {
                                }
                        });
                        const rect3 = chart3.canvas.getBoundingClientRect();
-                       expect(helpers.getRelativePosition(event, chart3)).toEqual({
-                               x: Math.round((event.clientX - rect3.x - 10) / 360 * 400),
-                               y: Math.round((event.clientY - rect3.y - 10) / 360 * 400)
-                       });
+                       const pos3 = helpers.getRelativePosition(event, chart3);
+                       expect(Math.abs(pos3.x - Math.round((event.clientX - rect3.x - 10) / 360 * 400))).toBeLessThanOrEqual(1);
+                       expect(Math.abs(pos3.y - Math.round((event.clientY - rect3.y - 10) / 360 * 400))).toBeLessThanOrEqual(1);
                });
        });
 });