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export const description = `
Tests for canvas context creation.
Note there are no context creation attributes for WebGPU (as of this writing).
Options are configured in configure() instead.
`;
import { Fixture } from '../../../common/framework/fixture.js';
import { makeTestGroup } from '../../../common/framework/test_group.js';
export const g = makeTestGroup(Fixture);
g.test('return_type')
.desc(
`Test the return type of getContext for WebGPU.
TODO: Test OffscreenCanvas made from transferControlToOffscreen.`
)
.params(u =>
u //
.combine('offscreen', [false, true])
.beginSubcases()
.combine('attributes', [undefined, {}])
)
.fn(async t => {
let canvas: HTMLCanvasElement | OffscreenCanvas;
if (t.params.offscreen) {
if (typeof OffscreenCanvas === 'undefined') {
// Skip if the current context doesn't have OffscreenCanvas (e.g. Node).
t.skip('OffscreenCanvas is not available in this context');
}
canvas = new OffscreenCanvas(10, 10);
} else {
if (typeof document === 'undefined') {
// Skip if there is no document (Workers, Node)
t.skip('DOM is not available to create canvas element');
}
canvas = document.createElement('canvas', t.params.attributes);
canvas.width = 10;
canvas.height = 10;
}
const ctx = canvas.getContext('webgpu');
t.expect(ctx instanceof GPUCanvasContext);
});
|
