describe(`Updating with ${dataLabel}`, () => {
for (const [methodLabel, method] of methods) {
const data = methodLabel === 'update' ? dataSets[1] : dataSets[0]
const newState = method(state, data)
const vAnswer = answers[dataLabel][methodLabel].v
const stateValue = jString(state, 2)
const newStateValue = jString(newState, 2)
it(`${methodLabel}: ${vAnswer ? 'equal' : 'UNequal'} by value`, () => {
if (vAnswer) {
assert.equal(newStateValue, stateValue, 'equal values')
}
else {
assert.equal(newStateValue === stateValue, false, 'unequal values')
}
})
inspect.forEach((f, level) => {
const piece = f(state)
const newPiece = f(newState)
const answer = answers[dataLabel][methodLabel][level]
it(`level ${level} = ${jString(piece)}: ${answer ? 'equal' : 'UNequal'}`, () => {
assert.equal(piece === newPiece, answer, `level ${level}`)
})
})
}
})
inspect.forEach((f, level) => {
const piece = f(state)
const newPiece = f(newState)
const answer = answers[dataLabel][methodLabel][level]
it(`level ${level} = ${jString(piece)}: ${answer ? 'equal' : 'UNequal'}`, () => {
assert.equal(piece === newPiece, answer, `level ${level}`)
})
})
tasks.forEach(({ args, predictedStates, inspectors }) => {
describe(`updateAuto(${jString(args)})`, () => {
states.forEach(([stateLabel, state], i) => {
const predictedState = predictedStates[i]
const newState = updateAuto(state, ...args)
it(`${stateLabel}: new state has predicted value`, () => {
const newStateValue = jString(newState, 2)
const predictedStateValue = jString(predictedState, 2)
assert.equal(newStateValue, predictedStateValue, stateLabel)
})
const [label, selector, answer] = inspectors[i]
if (selector != null) {
const piece = selector(state)
const newPiece = selector(newState)
it(`${padStart(answer ? '===' : '!===', 4, ' ')} ${label}`, () => {
assert.equal(piece === newPiece, answer, label)
})
}
})
})
})
it(`${stateLabel}: new state has predicted value`, () => {
const newStateValue = jString(newState, 2)
const predictedStateValue = jString(predictedState, 2)
assert.equal(newStateValue, predictedStateValue, stateLabel)
})