| <!DOCTYPE html> |
| <title>Canvas test: 2d.pattern.basic.zerocanvas</title> |
| <script src="../tests.js"></script> |
| <link rel="stylesheet" href="../tests.css"> |
| <body> |
| <p id="passtext">Pass</p> |
| <p id="failtext">Fail</p> |
| <p class="output">These images should be identical:</p> |
| <canvas id="c" class="output" width="100" height="50"><p class="fallback">FAIL (fallback content)</p></canvas> |
| |
| <ul id="d"></ul> |
| <script> |
| _addTest(function(canvas, ctx) { |
| |
| canvas.width = 0; |
| canvas.height = 10; |
| _assertSame(canvas.width, 0, "canvas.width", "0"); |
| _assertSame(canvas.height, 10, "canvas.height", "10"); |
| try { var _thrown = false; |
| ctx.createPattern(canvas, 'repeat'); |
| } catch (e) { if (e.code != DOMException.INVALID_STATE_ERR) _fail("Failed assertion: expected exception of type INVALID_STATE_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type INVALID_STATE_ERR: ctx.createPattern(canvas, 'repeat')"); } |
| |
| canvas.width = 10; |
| canvas.height = 0; |
| _assertSame(canvas.width, 10, "canvas.width", "10"); |
| _assertSame(canvas.height, 0, "canvas.height", "0"); |
| try { var _thrown = false; |
| ctx.createPattern(canvas, 'repeat'); |
| } catch (e) { if (e.code != DOMException.INVALID_STATE_ERR) _fail("Failed assertion: expected exception of type INVALID_STATE_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type INVALID_STATE_ERR: ctx.createPattern(canvas, 'repeat')"); } |
| |
| canvas.width = 0; |
| canvas.height = 0; |
| _assertSame(canvas.width, 0, "canvas.width", "0"); |
| _assertSame(canvas.height, 0, "canvas.height", "0"); |
| try { var _thrown = false; |
| ctx.createPattern(canvas, 'repeat'); |
| } catch (e) { if (e.code != DOMException.INVALID_STATE_ERR) _fail("Failed assertion: expected exception of type INVALID_STATE_ERR, got: "+e.message); _thrown = true; } finally { _assert(_thrown, "should throw exception of type INVALID_STATE_ERR: ctx.createPattern(canvas, 'repeat')"); } |
| |
| |
| }); |
| </script> |
| |
