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Merge pull request #463 from CSnap/sequencerTesting
Adding Sequencer Unit Tests
This commit is contained in:
Andrew Sliwinski
GitHub
commit
401fd78fd0
1 changed files with 171 additions and 1 deletions
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@ -1,8 +1,178 @@
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var test = require('tap').test;
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var Sequencer = require('../../src/engine/sequencer');
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var Runtime = require('../../src/engine/runtime');
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var Thread = require('../../src/engine/thread');
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var RenderedTarget = require('../../src/sprites/rendered-target');
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var Sprite = require('../../src/sprites/sprite');
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test('spec', function (t) {
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t.type(Sequencer, 'function');
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// @todo
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var r = new Runtime();
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var s = new Sequencer(r);
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t.type(s, 'object');
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t.ok(s instanceof Sequencer);
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t.type(s.stepThreads, 'function');
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t.type(s.stepThread, 'function');
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t.type(s.stepToBranch, 'function');
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t.type(s.stepToProcedure, 'function');
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t.type(s.retireThread, 'function');
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t.end();
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});
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var randomString = function () {
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var top = Math.random().toString(36);
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return top.substring(7);
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};
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var generateBlock = function (id) {
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var block = {fields: Object,
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id: id,
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inputs: {},
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STEPS: Object,
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block: 'fakeBlock',
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name: 'fakeName',
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next: null,
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opcode: 'procedures_defnoreturn',
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mutation: {proccode: 'fakeCode'},
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parent: null,
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shadow: false,
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topLevel: true,
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x: 0,
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y: 0
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};
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return block;
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};
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var generateBlockInput = function (id, next, inp) {
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var block = {fields: Object,
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id: id,
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inputs: {SUBSTACK: {block: inp, name: 'SUBSTACK'}},
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STEPS: Object,
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block: 'fakeBlock',
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name: 'fakeName',
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next: next,
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opcode: 'procedures_defnoreturn',
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mutation: {proccode: 'fakeCode'},
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parent: null,
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shadow: false,
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topLevel: true,
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x: 0,
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y: 0
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};
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return block;
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};
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var generateThread = function (runtime) {
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var s = new Sprite();
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var rt = new RenderedTarget(s, runtime);
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var th = new Thread(randomString());
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var next = randomString();
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var inp = randomString();
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var name = th.topBlock;
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rt.blocks.createBlock(generateBlockInput(name, next, inp));
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th.pushStack(name);
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rt.blocks.createBlock(generateBlock(inp));
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for (var i = 0; i < 10; i++) {
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name = next;
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next = randomString();
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inp = randomString();
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rt.blocks.createBlock(generateBlockInput(name, next, inp));
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th.pushStack(name);
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rt.blocks.createBlock(generateBlock(inp));
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}
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rt.blocks.createBlock(generateBlock(next));
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th.pushStack(next);
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th.target = rt;
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runtime.threads.push(th);
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return th;
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};
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test('stepThread', function (t) {
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var r = new Runtime();
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var s = new Sequencer(r);
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var th = generateThread(r);
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t.notEquals(th.status, Thread.STATUS_DONE);
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s.stepThread(th);
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t.strictEquals(th.status, Thread.STATUS_DONE);
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th = generateThread(r);
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th.status = Thread.STATUS_YIELD;
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s.stepThread(th);
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t.notEquals(th.status, Thread.STATUS_DONE);
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th.status = Thread.STATUS_PROMISE_WAIT;
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s.stepThread(th);
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t.notEquals(th.status, Thread.STATUS_DONE);
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t.end();
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});
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test('stepToBranch', function (t) {
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var r = new Runtime();
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var s = new Sequencer(r);
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var th = generateThread(r);
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s.stepToBranch(th, 2, false);
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t.strictEquals(th.peekStack(), null);
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th.popStack();
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s.stepToBranch(th, 1, false);
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t.strictEquals(th.peekStack(), null);
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th.popStack();
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th.popStack();
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s.stepToBranch(th, 1, false);
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t.notEquals(th.peekStack(), null);
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t.end();
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});
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test('retireThread', function (t) {
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var r = new Runtime();
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var s = new Sequencer(r);
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var th = generateThread(r);
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t.strictEquals(th.stack.length, 12);
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s.retireThread(th);
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t.strictEquals(th.stack.length, 0);
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t.strictEquals(th.status, Thread.STATUS_DONE);
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t.end();
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});
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test('stepToProcedure', function (t) {
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var r = new Runtime();
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var s = new Sequencer(r);
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var th = generateThread(r);
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var expectedBlock = th.peekStack();
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s.stepToProcedure(th, '');
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t.strictEquals(th.peekStack(), expectedBlock);
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s.stepToProcedure(th, 'faceCode');
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t.strictEquals(th.peekStack(), expectedBlock);
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s.stepToProcedure(th, 'faceCode');
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th.target.blocks.getBlock(th.stack[th.stack.length - 4]).mutation.proccode = 'othercode';
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expectedBlock = th.stack[th.stack.length - 4];
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s.stepToProcedure(th, 'othercode');
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t.strictEquals(th.peekStack(), expectedBlock);
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t.end();
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});
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test('stepThreads', function (t) {
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var r = new Runtime();
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r.currentStepTime = Infinity;
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var s = new Sequencer(r);
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t.strictEquals(s.stepThreads().length, 0);
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generateThread(r);
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t.strictEquals(r.threads.length, 1);
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t.strictEquals(s.stepThreads().length, 0);
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r.threads[0].status = Thread.STATUS_RUNNING;
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t.strictEquals(s.stepThreads().length, 1);
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t.end();
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});
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