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Add tests for forEach block
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@ -52,6 +52,72 @@ test('repeatUntil', t => {
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t.end();
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});
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test('forEach', t => {
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const rt = new Runtime();
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const c = new Control(rt);
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// for each (variable) in "abcd"
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// ..should yield variable values "a", "b", "c", "d"
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const variableValues = [];
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const variable = {value: 0};
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let value = 'abcd';
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const util = {
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stackFrame: Object.create(null),
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target: {
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lookupOrCreateVariable: function () {
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return variable;
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}
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},
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startBranch: function () {
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variableValues.push(variable.value);
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c.forEach({VARIABLE: {}, VALUE: value}, util);
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}
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};
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c.forEach({VARIABLE: {}, VALUE: value}, util);
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t.deepEqual(variableValues, ['a', 'b', 'c', 'd']);
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// for each (variable) in "5"
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// ..should yield variable values 1, 2, 3, 4, 5
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util.stackFrame = Object.create(null);
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variableValues.splice(0);
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variable.value = 0;
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value = '5';
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c.forEach({VARIABLE: {}, VALUE: value}, util);
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t.deepEqual(variableValues, [1, 2, 3, 4, 5]);
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// for each (variable) in 4
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// ..should yield variable values 1, 2, 3, 4
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util.stackFrame = Object.create(null);
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variableValues.splice(0);
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variable.value = 0;
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value = 4;
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c.forEach({VARIABLE: {}, VALUE: value}, util);
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t.deepEqual(variableValues, [1, 2, 3, 4]);
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// for each (variable) in 10:
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// if variable % 4 === 3:
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// variable++
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// ..should yield variable values 1, 2, 3, 5, 6, 7, 9, 10
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// (this script skips multiples of 4)
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util.stackFrame = Object.create(null);
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variableValues.splice(0);
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variable.value = 0;
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value = 10;
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util.startBranch = function () {
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variableValues.push(variable.value);
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if (variable.value % 4 === 3) {
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variable.value++;
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}
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c.forEach({VARIABLE: {}, VALUE: value}, util);
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};
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c.forEach({VARIABLE: {}, VALUE: value}, util);
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t.deepEquals(variableValues, [1, 2, 3, 5, 6, 7, 9, 10]);
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t.end();
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});
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test('forever', t => {
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const rt = new Runtime();
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const c = new Control(rt);
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