129 lines
No EOL
3.1 KiB
JavaScript
129 lines
No EOL
3.1 KiB
JavaScript
describe("FrameUtils suite", function() {
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var black = '#000000';
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var red = '#ff0000';
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var transparent = Constants.TRANSPARENT_COLOR;
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// shortcuts
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var toFrameGrid = test.testutils.toFrameGrid;
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var frameEqualsGrid = test.testutils.frameEqualsGrid;
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it("merges 2 frames", function () {
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var B = black, R = red, T = transparent;
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var frame1 = pskl.model.Frame.fromPixelGrid([
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[B, T],
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[T, B]
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]);
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var frame2 = pskl.model.Frame.fromPixelGrid([
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[T, R],
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[R, T]
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]);
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var mergedFrame = pskl.utils.FrameUtils.merge([frame1, frame2]);
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frameEqualsGrid(mergedFrame, [
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[B, R],
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[R, B]
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]);
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});
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it("returns same frame when merging single frame", function () {
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var B = black, T = transparent;
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var frame1 = pskl.model.Frame.fromPixelGrid(toFrameGrid([
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[B, T],
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[B, T]
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]));
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var mergedFrame = pskl.utils.FrameUtils.merge([frame1]);
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frameEqualsGrid(mergedFrame, [
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[B, T],
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[B, T]
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]);
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});
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var checkPixelsColor = function (frame, pixels, color) {
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pixels.forEach(function (pixel) {
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var pixelColor = frame.getPixel(pixel[0], pixel[1]);
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expect(pixelColor).toBe(color);
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});
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};
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it ("converts an image to a frame", function () {
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var B = black, T = transparent;
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var frame1 = pskl.model.Frame.fromPixelGrid([
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[B, T],
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[T, B]
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]);
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var image = pskl.utils.FrameUtils.toImage(frame1);
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expect(image.width).toBe(2);
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expect(image.height).toBe(2);
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var biggerImage = pskl.utils.FrameUtils.toImage(frame1, 3);
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expect(biggerImage.width).toBe(6);
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expect(biggerImage.height).toBe(6);
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var biggerFrame = pskl.utils.FrameUtils.createFromImage(biggerImage);
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frameEqualsGrid(biggerFrame, [
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[B, B, B, T, T, T],
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[B, B, B, T, T, T],
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[B, B, B, T, T, T],
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[T, T, T, B, B, B],
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[T, T, T, B, B, B],
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[T, T, T, B, B, B]
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]);
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});
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it ("[LayerUtils] creates a layer from a simple spritesheet", function () {
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var B = black, R = red;
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// original image in 4x2
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var frame = pskl.model.Frame.fromPixelGrid(toFrameGrid([
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[B, R, B, R],
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[R, B, B, R]
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]));
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var spritesheet = pskl.utils.FrameUtils.toImage(frame);
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// split the spritesheet by 4
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var frames = pskl.utils.LayerUtils.createLayerFromSpritesheet(spritesheet, 4);
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// expect 4 frames of 1x2
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expect(frames.length).toBe(4);
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// verify frame content
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frameEqualsGrid(frames[0], [
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[B],
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[R]
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]);
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frameEqualsGrid(frames[1], [
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[R],
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[B]
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]);
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frameEqualsGrid(frames[2], [
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[B],
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[B]
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]);
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frameEqualsGrid(frames[3], [
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[R],
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[R]
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]);
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});
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it ("supports null values in frame array", function () {
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var B = black, T = transparent;
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var frame = pskl.model.Frame.fromPixelGrid([
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[B, null],
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[null, B]
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]);
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var image = pskl.utils.FrameUtils.toImage(frame);
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// transform back to frame for ease of testing
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var testFrame = pskl.utils.FrameUtils.createFromImage(image);
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frameEqualsGrid(testFrame, [
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[B, T],
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[T, B]
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]);
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});
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}); |