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const path = require('path');
const test = require('tap').test;
const makeTestStorage = require('../fixtures/make-test-storage');
const readFileToBuffer = require('../fixtures/readProjectFile').readFileToBuffer;
const VirtualMachine = require('../../src/index');
const Thread = require('../../src/engine/thread');
const Runtime = require('../../src/engine/runtime');
const execute = require('../../src/engine/execute.js');
const projectUri = path.resolve(__dirname, '../fixtures/timer-greater-than-hat.sb2');
const project = readFileToBuffer(projectUri);
const checkIsHatThread = (t, vm, hatThread) => {
t.equal(hatThread.stackClick, false);
t.equal(hatThread.updateMonitor, false);
const blockContainer = hatThread.target.blocks;
const opcode = blockContainer.getOpcode(blockContainer.getBlock(hatThread.topBlock));
t.assert(vm.runtime.getIsEdgeActivatedHat(opcode));
};
const checkIsStackClickThread = (t, vm, stackClickThread) => {
t.equal(stackClickThread.stackClick, true);
t.equal(stackClickThread.updateMonitor, false);
};
/**
* timer-greater-than-hat.sb2 contains a single stack
* when timer > -1
* change color effect by 25
* The intention is to make sure that the hat block condition is evaluated
* on each frame.
*/
test('edge activated hat thread runs once every frame', t => {
const vm = new VirtualMachine();
vm.attachStorage(makeTestStorage());
// Start VM, load project, and run
t.doesNotThrow(() => {
// Note: don't run vm.start(), we handle calling _step() manually in this test
vm.runtime.currentStepTime = Runtime.THREAD_STEP_INTERVAL;
vm.clear();
vm.setCompatibilityMode(false);
vm.setTurboMode(false);
vm.loadProject(project).then(() => {
t.equal(vm.runtime.threads.length, 0);
vm.runtime._step();
let threads = vm.runtime._lastStepDoneThreads;
t.equal(vm.runtime.threads.length, 0);
t.equal(threads.length, 1);
checkIsHatThread(t, vm, threads[0]);
t.assert(threads[0].status === Thread.STATUS_DONE);
// Check that the hat thread is added again when another step is taken
vm.runtime._step();
threads = vm.runtime._lastStepDoneThreads;
t.equal(vm.runtime.threads.length, 0);
t.equal(threads.length, 1);
checkIsHatThread(t, vm, threads[0]);
t.assert(threads[0].status === Thread.STATUS_DONE);
t.end();
});
});
});
/**
* When a hat is added it should run in the next frame. Any block related
* caching should be reset.
*/
test('edge activated hat thread runs after being added to previously executed target', t => {
const vm = new VirtualMachine();
vm.attachStorage(makeTestStorage());
// Start VM, load project, and run
t.doesNotThrow(() => {
// Note: don't run vm.start(), we handle calling _step() manually in this test
vm.runtime.currentStepTime = Runtime.THREAD_STEP_INTERVAL;
vm.clear();
vm.setCompatibilityMode(false);
vm.setTurboMode(false);
vm.loadProject(project).then(() => {
t.equal(vm.runtime.threads.length, 0);
vm.runtime._step();
let threads = vm.runtime._lastStepDoneThreads;
t.equal(vm.runtime.threads.length, 0);
t.equal(threads.length, 1);
checkIsHatThread(t, vm, threads[0]);
t.assert(threads[0].status === Thread.STATUS_DONE);
// Add a second hat that should create a second thread
const hatBlock = threads[0].target.blocks.getBlock(threads[0].topBlock);
threads[0].target.blocks.createBlock(Object.assign(
{}, hatBlock, {id: 'hatblock2', next: null}
));
// Check that the hat thread is added again when another step is taken
vm.runtime._step();
threads = vm.runtime._lastStepDoneThreads;
t.equal(vm.runtime.threads.length, 0);
t.equal(threads.length, 2);
checkIsHatThread(t, vm, threads[0]);
checkIsHatThread(t, vm, threads[1]);
t.assert(threads[0].status === Thread.STATUS_DONE);
t.assert(threads[1].status === Thread.STATUS_DONE);
t.end();
});
});
});
/**
* If the hat doesn't finish evaluating within one frame, it shouldn't be added again
* on the next frame. (We skip execution by setting the step time to 0)
*/
test('edge activated hat thread not added twice', t => {
const vm = new VirtualMachine();
vm.attachStorage(makeTestStorage());
// Start VM, load project, and run
t.doesNotThrow(() => {
// Note: don't run vm.start(), we handle calling _step() manually in this test
vm.runtime.currentStepTime = 0;
vm.clear();
vm.setCompatibilityMode(false);
vm.setTurboMode(false);
vm.loadProject(project).then(() => {
t.equal(vm.runtime.threads.length, 0);
vm.runtime._step();
let doneThreads = vm.runtime._lastStepDoneThreads;
t.equal(vm.runtime.threads.length, 1);
t.equal(doneThreads.length, 0);
const prevThread = vm.runtime.threads[0];
checkIsHatThread(t, vm, vm.runtime.threads[0]);
t.assert(vm.runtime.threads[0].status === Thread.STATUS_RUNNING);
// Check that no new threads are added when another step is taken
vm.runtime._step();
doneThreads = vm.runtime._lastStepDoneThreads;
// There should now be one done hat thread and one new hat thread to run
t.equal(vm.runtime.threads.length, 1);
t.equal(doneThreads.length, 0);
checkIsHatThread(t, vm, vm.runtime.threads[0]);
t.assert(vm.runtime.threads[0] === prevThread);
t.end();
});
});
});
/**
* Duplicating a sprite should also track duplicated edge activated hat in
* runtime's _edgeActivatedHatValues map.
*/
test('edge activated hat should trigger for both sprites when sprite is duplicated', t => {
// Project that is similar to timer-greater-than-hat.sb2, but has code on the sprite so that
// the sprite can be duplicated
const projectWithSpriteUri = path.resolve(__dirname, '../fixtures/edge-triggered-hat.sb3');
const projectWithSprite = readFileToBuffer(projectWithSpriteUri);
const vm = new VirtualMachine();
vm.attachStorage(makeTestStorage());
// Start VM, load project, and run
t.doesNotThrow(() => {
// Note: don't run vm.start(), we handle calling _step() manually in this test
vm.runtime.currentStepTime = 0;
vm.clear();
vm.setCompatibilityMode(false);
vm.setTurboMode(false);
vm.loadProject(projectWithSprite).then(() => {
t.equal(vm.runtime.threads.length, 0);
vm.runtime._step();
t.equal(vm.runtime.threads.length, 1);
checkIsHatThread(t, vm, vm.runtime.threads[0]);
t.assert(vm.runtime.threads[0].status === Thread.STATUS_RUNNING);
let numTargetEdgeHats = vm.runtime.targets.reduce((val, target) =>
val + Object.keys(target._edgeActivatedHatValues).length, 0);
t.equal(numTargetEdgeHats, 1);
vm.duplicateSprite(vm.runtime.targets[1].id).then(() => {
vm.runtime._step();
// Check that the runtime's _edgeActivatedHatValues object has two separate keys
// after execute is run on each thread
numTargetEdgeHats = vm.runtime.targets.reduce((val, target) =>
val + Object.keys(target._edgeActivatedHatValues).length, 0);
t.equal(numTargetEdgeHats, 2);
t.end();
});
});
});
});
/**
* Cloning a sprite should also track cloned edge activated hat separately
* runtime's _edgeActivatedHatValues map.
*/
test('edge activated hat should trigger for both sprites when sprite is cloned', t => {
// Project that is similar to loudness-hat-block.sb2, but has code on the sprite so that
// the sprite can be duplicated
const projectWithSpriteUri = path.resolve(__dirname, '../fixtures/edge-triggered-hat.sb3');
const projectWithSprite = readFileToBuffer(projectWithSpriteUri);
const vm = new VirtualMachine();
vm.attachStorage(makeTestStorage());
// Start VM, load project, and run
t.doesNotThrow(() => {
// Note: don't run vm.start(), we handle calling _step() manually in this test
vm.runtime.currentStepTime = 0;
vm.clear();
vm.setCompatibilityMode(false);
vm.setTurboMode(false);
vm.loadProject(projectWithSprite).then(() => {
t.equal(vm.runtime.threads.length, 0);
vm.runtime._step();
t.equal(vm.runtime.threads.length, 1);
checkIsHatThread(t, vm, vm.runtime.threads[0]);
t.assert(vm.runtime.threads[0].status === Thread.STATUS_RUNNING);
// Run execute on the thread to populate the runtime's
// _edgeActivatedHatValues object
execute(vm.runtime.sequencer, vm.runtime.threads[0]);
let numTargetEdgeHats = vm.runtime.targets.reduce((val, target) =>
val + Object.keys(target._edgeActivatedHatValues).length, 0);
t.equal(numTargetEdgeHats, 1);
const cloneTarget = vm.runtime.targets[1].makeClone();
vm.runtime.addTarget(cloneTarget);
vm.runtime._step();
// Check that the runtime's _edgeActivatedHatValues object has two separate keys
// after execute is run on each thread
vm.runtime.threads.forEach(thread => execute(vm.runtime.sequencer, thread));
numTargetEdgeHats = vm.runtime.targets.reduce((val, target) =>
val + Object.keys(target._edgeActivatedHatValues).length, 0);
t.equal(numTargetEdgeHats, 2);
t.end();
});
});
});
/**
* When adding a stack click thread first, make sure that the edge activated hat thread and
* the stack click thread are both pushed and run (despite having the same top block)
*/
test('edge activated hat thread does not interrupt stack click thread', t => {
const vm = new VirtualMachine();
vm.attachStorage(makeTestStorage());
// Start VM, load project, and run
t.doesNotThrow(() => {
// Note: don't run vm.start(), we handle calling _step() manually in this test
vm.runtime.currentStepTime = Runtime.THREAD_STEP_INTERVAL;
vm.clear();
vm.setCompatibilityMode(false);
vm.setTurboMode(false);
vm.loadProject(project).then(() => {
t.equal(vm.runtime.threads.length, 0);
vm.runtime._step();
let doneThreads = vm.runtime._lastStepDoneThreads;
t.equal(vm.runtime.threads.length, 0);
t.equal(doneThreads.length, 1);
checkIsHatThread(t, vm, doneThreads[0]);
t.assert(doneThreads[0].status === Thread.STATUS_DONE);
// Add stack click thread on this hat
vm.runtime.toggleScript(doneThreads[0].topBlock, {stackClick: true});
// Check that the hat thread is added again when another step is taken
vm.runtime._step();
doneThreads = vm.runtime._lastStepDoneThreads;
t.equal(vm.runtime.threads.length, 0);
t.equal(doneThreads.length, 2);
let hatThread;
let stackClickThread;
if (doneThreads[0].stackClick) {
stackClickThread = doneThreads[0];
hatThread = doneThreads[1];
} else {
stackClickThread = doneThreads[1];
hatThread = doneThreads[0];
}
checkIsHatThread(t, vm, hatThread);
checkIsStackClickThread(t, vm, stackClickThread);
t.assert(doneThreads[0].status === Thread.STATUS_DONE);
t.assert(doneThreads[1].status === Thread.STATUS_DONE);
t.end();
});
});
});
/**
* When adding the hat thread first, make sure that the edge activated hat thread and
* the stack click thread are both pushed and run (despite having the same top block)
*/
test('edge activated hat thread does not interrupt stack click thread', t => {
const vm = new VirtualMachine();
vm.attachStorage(makeTestStorage());
// Start VM, load project, and run
t.doesNotThrow(() => {
// Note: don't run vm.start(), we handle calling _step() manually in this test
vm.runtime.currentStepTime = 0;
vm.clear();
vm.setCompatibilityMode(false);
vm.setTurboMode(false);
vm.loadProject(project).then(() => {
t.equal(vm.runtime.threads.length, 0);
vm.runtime._step();
let doneThreads = vm.runtime._lastStepDoneThreads;
t.equal(vm.runtime.threads.length, 1);
t.equal(doneThreads.length, 0);
checkIsHatThread(t, vm, vm.runtime.threads[0]);
t.assert(vm.runtime.threads[0].status === Thread.STATUS_RUNNING);
vm.runtime.currentStepTime = Runtime.THREAD_STEP_INTERVAL;
// Add stack click thread on this hat
vm.runtime.toggleScript(vm.runtime.threads[0].topBlock, {stackClick: true});
// Check that the hat thread is added again when another step is taken
vm.runtime._step();
doneThreads = vm.runtime._lastStepDoneThreads;
t.equal(vm.runtime.threads.length, 0);
t.equal(doneThreads.length, 2);
let hatThread;
let stackClickThread;
if (doneThreads[0].stackClick) {
stackClickThread = doneThreads[0];
hatThread = doneThreads[1];
} else {
stackClickThread = doneThreads[1];
hatThread = doneThreads[0];
}
checkIsHatThread(t, vm, hatThread);
checkIsStackClickThread(t, vm, stackClickThread);
t.assert(doneThreads[0].status === Thread.STATUS_DONE);
t.assert(doneThreads[1].status === Thread.STATUS_DONE);
t.end();
});
});
});
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