From 26a029d407be480d791972afb5975cf62c9360a6 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Fri, 19 Apr 2024 02:47:55 +0200
Subject: Adding upstream version 124.0.1.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../shared/test/xpcshell/test_bezierCanvas.js      | 122 +++++++++++++++++++++
 1 file changed, 122 insertions(+)
 create mode 100644 devtools/client/shared/test/xpcshell/test_bezierCanvas.js

(limited to 'devtools/client/shared/test/xpcshell/test_bezierCanvas.js')

diff --git a/devtools/client/shared/test/xpcshell/test_bezierCanvas.js b/devtools/client/shared/test/xpcshell/test_bezierCanvas.js
new file mode 100644
index 0000000000..d7fac599c5
--- /dev/null
+++ b/devtools/client/shared/test/xpcshell/test_bezierCanvas.js
@@ -0,0 +1,122 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Tests the BezierCanvas API in the CubicBezierWidget module
+
+var {
+  CubicBezier,
+  BezierCanvas,
+} = require("resource://devtools/client/shared/widgets/CubicBezierWidget.js");
+
+function run_test() {
+  offsetsGetterReturnsData();
+  convertsOffsetsToCoordinates();
+  plotsCanvas();
+}
+
+function offsetsGetterReturnsData() {
+  info("offsets getter returns an array of 2 offset objects");
+
+  let b = new BezierCanvas(getCanvasMock(), getCubicBezier(), [0.25, 0]);
+  let offsets = b.offsets;
+
+  Assert.equal(offsets.length, 2);
+
+  Assert.ok("top" in offsets[0]);
+  Assert.ok("left" in offsets[0]);
+  Assert.ok("top" in offsets[1]);
+  Assert.ok("left" in offsets[1]);
+
+  Assert.equal(offsets[0].top, "300px");
+  Assert.equal(offsets[0].left, "0px");
+  Assert.equal(offsets[1].top, "100px");
+  Assert.equal(offsets[1].left, "200px");
+
+  info("offsets getter returns data according to current padding");
+
+  b = new BezierCanvas(getCanvasMock(), getCubicBezier(), [0, 0]);
+  offsets = b.offsets;
+
+  Assert.equal(offsets[0].top, "400px");
+  Assert.equal(offsets[0].left, "0px");
+  Assert.equal(offsets[1].top, "0px");
+  Assert.equal(offsets[1].left, "200px");
+}
+
+function convertsOffsetsToCoordinates() {
+  info("Converts offsets to coordinates");
+
+  const b = new BezierCanvas(getCanvasMock(), getCubicBezier(), [0.25, 0]);
+
+  let coordinates = b.offsetsToCoordinates({
+    style: {
+      left: "0px",
+      top: "0px",
+    },
+  });
+  Assert.equal(coordinates.length, 2);
+  Assert.equal(coordinates[0], 0);
+  Assert.equal(coordinates[1], 1.5);
+
+  coordinates = b.offsetsToCoordinates({
+    style: {
+      left: "0px",
+      top: "300px",
+    },
+  });
+  Assert.equal(coordinates[0], 0);
+  Assert.equal(coordinates[1], 0);
+
+  coordinates = b.offsetsToCoordinates({
+    style: {
+      left: "200px",
+      top: "100px",
+    },
+  });
+  Assert.equal(coordinates[0], 1);
+  Assert.equal(coordinates[1], 1);
+}
+
+function plotsCanvas() {
+  info("Plots the curve to the canvas");
+
+  let hasDrawnCurve = false;
+  const b = new BezierCanvas(getCanvasMock(), getCubicBezier(), [0.25, 0]);
+  b.ctx.bezierCurveTo = () => {
+    hasDrawnCurve = true;
+  };
+  b.plot();
+
+  Assert.ok(hasDrawnCurve);
+}
+
+function getCubicBezier() {
+  return new CubicBezier([0, 0, 1, 1]);
+}
+
+function getCanvasMock(w = 200, h = 400) {
+  return {
+    getContext() {
+      return {
+        scale: () => {},
+        translate: () => {},
+        clearRect: () => {},
+        beginPath: () => {},
+        closePath: () => {},
+        moveTo: () => {},
+        lineTo: () => {},
+        stroke: () => {},
+        arc: () => {},
+        fill: () => {},
+        bezierCurveTo: () => {},
+        save: () => {},
+        restore: () => {},
+        setTransform: () => {},
+      };
+    },
+    width: w,
+    height: h,
+  };
+}
-- 
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