description( 'This test checks createLinearGradient with infinite values' ); var ctx = document.createElement('canvas').getContext('2d'); shouldThrow("ctx.createLinearGradient(0, 0, 100, NaN)"); shouldThrow("ctx.createLinearGradient(0, 0, 100, Infinity)"); shouldThrow("ctx.createLinearGradient(0, 0, 100, -Infinity)"); shouldThrow("ctx.createLinearGradient(0, 0, NaN, 100)"); shouldThrow("ctx.createLinearGradient(0, 0, Infinity, 100)"); shouldThrow("ctx.createLinearGradient(0, 0, -Infinity, 100)"); shouldThrow("ctx.createLinearGradient(0, NaN, 100, 100)"); shouldThrow("ctx.createLinearGradient(0, Infinity, 100, 100)"); shouldThrow("ctx.createLinearGradient(0, -Infinity, 100, 100)"); shouldThrow("ctx.createLinearGradient(NaN, 0, 100, 100)"); shouldThrow("ctx.createLinearGradient(Infinity, 0, 100, 100)"); shouldThrow("ctx.createLinearGradient(-Infinity, 0, 100, 100)");