tested and fixed constant node computations

app/imports/api/creature/computation/newEngine/computeComputation/tests/computeConstants.testFn.js

@@ -0,0 +1,28 @@
+import { buildComputationFromProps } from '/imports/api/creature/computation/newEngine/buildCreatureComputation.js';
+import { assert } from 'chai';
+import computeCreatureComputation from '../../computeCreatureComputation.js';
+import clean from '../../utility/cleanProp.testFn.js';
+
+export default function(){
+  const computation = buildComputationFromProps(testProperties);
+  computeCreatureComputation(computation);
+  const prop = id => computation.propsById[id];
+  assert.equal(prop('attId').value, 6);
+}
+
+var testProperties = [
+  clean({
+    _id: 'constId',
+    type: 'constant',
+    variableName: 'arrayConstant',
+    calculation: '[2, 4, 6, 8, 10]',
+  }),
+  clean({
+    _id: 'attId',
+    type: 'attribute',
+    baseValue: {
+      calculation: 'arrayConstant[3]',
+    },
+    ancestors: [{id: 'charId'}],
+  }),
+];

app/imports/api/creature/computation/newEngine/computeComputation/tests/index.js

@@ -1,6 +1,7 @@
 import computeAction from './computeAction.testFn.js';
 import computeAttribute from './computeAttribute.testFn.js';
 import computeClasses from './computeClasses.testFn.js';
+import computeConstants from './computeConstants.testFn.js';
 
 export default [{
   text: 'Computes actions',
@@ -11,4 +12,7 @@ export default [{
 },{
   text: 'Computes classes',
   fn: computeClasses,
+},{
+  text: 'Computes constants',
+  fn: computeConstants,
 }];