| <!DOCTYPE html> |
| <script src='../resources/testharness.js'></script> |
| <script src='../resources/testharnessreport.js'></script> |
| |
| <script> |
| |
| EPSILON = 0.000001; |
| |
| test(function() { |
| assert_throws(new TypeError(), function() { new CSSAngleValue(100, null); }); |
| assert_throws(new TypeError(), function() { new CSSAngleValue(100, ''); }); |
| assert_throws(new TypeError(), function() { new CSSAngleValue(100, 'px'); }); |
| assert_throws(new TypeError(), function() { new CSSAngleValue(100, 'bananas'); }); |
| }, 'Invalid unit name throws an exception') |
| |
| test(function() { |
| var angleValue = new CSSAngleValue(100.1, 'deg'); |
| |
| assert_equals(angleValue.degrees, 100.1); |
| assert_approx_equals(angleValue.radians, 1.747075, EPSILON); |
| assert_approx_equals(angleValue.gradians, 111.222222, EPSILON); |
| assert_approx_equals(angleValue.turns, 0.278056, EPSILON); |
| }, 'Test degree conversions'); |
| |
| test(function() { |
| var angleValue = new CSSAngleValue(100, 'rad'); |
| |
| assert_equals(angleValue.radians, 100); |
| assert_approx_equals(angleValue.degrees, 5729.577951, EPSILON); |
| assert_approx_equals(angleValue.gradians, 6366.197724, EPSILON); |
| assert_approx_equals(angleValue.turns, 15.915494, EPSILON); |
| }, 'Test radian conversions'); |
| |
| test(function() { |
| var angleValue = new CSSAngleValue(100, 'grad'); |
| |
| assert_equals(angleValue.gradians, 100); |
| assert_equals(angleValue.degrees, 90); |
| assert_approx_equals(angleValue.radians, 1.570796, EPSILON); |
| assert_equals(angleValue.turns, 0.25); |
| }, 'Test gradian conversions'); |
| |
| test(function() { |
| var angleValue = new CSSAngleValue(100, 'turn'); |
| |
| assert_equals(angleValue.turns, 100); |
| assert_equals(angleValue.degrees, 36000); |
| assert_approx_equals(angleValue.radians, 628.31853, EPSILON); |
| assert_equals(angleValue.gradians, 40000); |
| }, 'Test turn conversions'); |
| |
| test(function() { |
| assert_equals((new CSSAngleValue(100, 'deg')).cssText, '100deg'); |
| assert_equals((new CSSAngleValue(200, 'rad')).cssText, '200rad'); |
| assert_equals((new CSSAngleValue(300, 'grad')).cssText, '300grad'); |
| assert_equals((new CSSAngleValue(400, 'turn')).cssText, '400turn'); |
| }, 'Test cssText'); |
| |
| </script> |
