| <!DOCTYPE html> |
| <html> |
| <meta charset=utf-8> |
| <meta name="timeout" content="long"> |
| <title>Length.</title> |
| <script src="js/test-harness.js"></script> |
| <script src="../js/webgpu-functions.js"></script> |
| <script src="../../resources/testharness.js"></script> |
| <script src="../../resources/testharnessreport.js"></script> |
| <script> |
| const whlslTests = {}; |
| const epsilon = 0.0001; |
| |
| whlslTests.vectorIndexAssign = async () => { |
| const program = ` |
| float foo(float a, float b) { |
| float2 x; |
| x[0] = a; |
| x[1] = b; |
| return length(x); |
| } |
| `; |
| |
| const data = [ |
| [NaN, 10], |
| [10, NaN], |
| [20, 10], |
| [0, 0], |
| ]; |
| |
| for (const [x, y] of data) { |
| const result = await callFloatFunction(program, "foo", [makeFloat(x), makeFloat(y)]); |
| if (isNaN(x) || isNaN(y)) { |
| if (!isNaN(result)) |
| throw new Error("Result should be NaN."); |
| } else |
| assert_approx_equals(result, Math.sqrt(x*x + y*y), epsilon); |
| } |
| }; |
| |
| runTests(whlslTests); |
| </script> |
| </html> |
