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Implement various tests for Curve#isLinear()

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Some are currently failing.
This commit is contained in:
Jürg Lehni 2015-09-06 13:20:29 +02:00
parent 8b67d8a1dc
commit fe5916766a
1 changed files with 33 additions and 0 deletions
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33
test/tests/Curve.js
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@ -178,3 +178,36 @@ test('Curve#getLocationAt()', function() {
'Should return null when offset is out of range.');
// 'Should return null when point is not on the curve.');
});
test('Curve#isLinear()', function() {
equals(function() {
return new Curve([100, 100], null, null, [200, 200]).isLinear();
}, true);
equals(function() {
return new Curve([100, 100], [-50, -50], null, [200, 200]).isLinear();
}, false);
equals(function() {
return new Curve([100, 100], [50, 50], null, [200, 200]).isLinear();
}, true);
equals(function() {
return new Curve([100, 100], [50, 50], [-50, -50], [200, 200]).isLinear();
}, true);
equals(function() {
return new Curve([100, 100], [50, 50], [50, 50], [200, 200]).isLinear();
}, false);
equals(function() {
return new Curve([100, 100], null, [-50, -50], [200, 200]).isLinear();
}, true);
equals(function() {
return new Curve([100, 100], null, [50, 50], [200, 200]).isLinear();
}, false);
equals(function() {
return new Curve([100, 100], null, null, [100, 100]).isLinear();
}, true);
equals(function() {
return new Curve([100, 100], [50, 50], null, [100, 100]).isLinear();
}, false);
equals(function() {
return new Curve([100, 100], null, [-50, -50], [100, 100]).isLinear();
}, false);
});