423 lines
16 KiB
TypeScript
423 lines
16 KiB
TypeScript
import Formula from "game/formulas/formulas";
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import {
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createAdditiveModifier,
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createExponentialModifier,
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createModifierSection,
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createMultiplicativeModifier,
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createSequentialModifier,
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Modifier
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} from "game/modifiers";
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import Decimal, { DecimalSource } from "util/bignum";
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import { WithRequired } from "util/common";
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import { beforeAll, describe, expect, test } from "vitest";
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import { MaybeRefOrGetter, Ref, ref, unref } from "vue";
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import "../utils";
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import { render, Renderable } from "util/vue";
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export type ModifierConstructorOptions = {
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[S in "addend" | "multiplier" | "exponent"]: MaybeRefOrGetter<DecimalSource>;
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} & {
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description?: MaybeRefOrGetter<Renderable>;
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enabled?: MaybeRefOrGetter<boolean>;
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smallerIsBetter?: boolean;
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};
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function testModifiers<
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T extends "addend" | "multiplier" | "exponent",
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S extends ModifierConstructorOptions
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>(
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modifierConstructor: (optionsFunc: () => S) => WithRequired<Modifier, "invert" | "getFormula">,
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property: T,
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operation: (lhs: DecimalSource, rhs: DecimalSource) => DecimalSource
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) {
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// Util because adding [property] messes up typing
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function createModifier(
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value: MaybeRefOrGetter<DecimalSource>,
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options: Partial<ModifierConstructorOptions> = {}
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): WithRequired<Modifier, "invert" | "getFormula"> {
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options[property] = value;
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return modifierConstructor(() => options as S);
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}
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describe("operations", () => {
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let modifier: WithRequired<Modifier, "invert" | "getFormula">;
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beforeAll(() => {
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modifier = createModifier(ref(5));
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});
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test("Applies correctly", () =>
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expect(modifier.apply(10)).compare_tolerance(operation(10, 5)));
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test("Inverts correctly", () =>
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expect(modifier.invert(operation(10, 5))).compare_tolerance(10));
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test("getFormula returns the right formula", () => {
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const value = ref(10);
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expect(modifier.getFormula(Formula.variable(value)).stringify()).toBe(
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`${operation.name}(x, 5.00)`
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);
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});
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});
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describe("applies description correctly", () => {
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test("without description", () => expect(createModifier(0).description).toBeUndefined());
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test("with description", () => {
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const desc = createModifier(0, { description: "test" }).description;
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expect(desc).not.toBeUndefined();
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expect(render(desc!)).toMatchSnapshot();
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});
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});
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describe("applies enabled correctly", () => {
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test("without enabled", () => expect(createModifier(0).enabled).toBeUndefined());
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test("with enabled", () => {
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const enabled = ref(false);
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const modifier = createModifier(5, { enabled });
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expect(modifier.enabled).toBe(enabled);
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});
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});
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describe("applies smallerIsBetter correctly", () => {
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describe("without smallerIsBetter false", () => {
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test("negative value", () =>
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expect(
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render(
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createModifier(-5, {
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description: "test",
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smallerIsBetter: false
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}).description!
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)
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).toMatchSnapshot());
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test("zero value", () =>
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expect(
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render(
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createModifier(0, { description: "test", smallerIsBetter: false })
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.description!
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)
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).toMatchSnapshot());
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test("positive value", () =>
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expect(
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render(
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createModifier(5, { description: "test", smallerIsBetter: false })
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.description!
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)
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).toMatchSnapshot());
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});
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describe("with smallerIsBetter true", () => {
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test("negative value", () =>
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expect(
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render(
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createModifier(-5, { description: "test", smallerIsBetter: true })
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.description!
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)
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).toMatchSnapshot());
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test("zero value", () =>
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expect(
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render(
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createModifier(0, { description: "test", smallerIsBetter: true })
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.description!
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)
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).toMatchSnapshot());
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test("positive value", () =>
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expect(
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render(
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createModifier(5, { description: "test", smallerIsBetter: true })
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.description!
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)
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).toMatchSnapshot());
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});
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});
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}
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describe("Additive Modifiers", () => testModifiers(createAdditiveModifier, "addend", Decimal.add));
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describe("Multiplicative Modifiers", () =>
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testModifiers(createMultiplicativeModifier, "multiplier", Decimal.mul));
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describe("Exponential Modifiers", () =>
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testModifiers(createExponentialModifier, "exponent", Decimal.pow));
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describe("Sequential Modifiers", () => {
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function createModifier<T extends Partial<ModifierConstructorOptions>>(
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value: MaybeRefOrGetter<DecimalSource>,
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options?: T
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) {
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return createSequentialModifier(() => [
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createAdditiveModifier(() => ({ ...(options ?? {}), addend: value })),
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createMultiplicativeModifier(() => ({ ...(options ?? {}), multiplier: value })),
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createExponentialModifier(() => ({ ...(options ?? {}), exponent: value }))
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]);
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}
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describe("operations", () => {
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let modifier: WithRequired<Modifier, "invert" | "getFormula">;
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beforeAll(() => {
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modifier = createModifier(5);
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});
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test("Applies correctly", () =>
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expect(modifier.apply(10)).compare_tolerance(Decimal.add(10, 5).times(5).pow(5)));
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test("Inverts correctly", () =>
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expect(modifier.invert(Decimal.add(10, 5).times(5).pow(5))).compare_tolerance(10));
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test("getFormula returns the right formula", () => {
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const value = ref(10);
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expect(modifier.getFormula(Formula.variable(value)).stringify()).toBe(
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`pow(mul(add(x, 5.00), 5.00), 5.00)`
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);
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});
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});
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describe("applies description correctly", () => {
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test("without description", () => expect(createModifier(0).description).toBeUndefined());
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test("with description", () => {
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const desc = createModifier(0, { description: "test" }).description;
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expect(desc).not.toBeUndefined();
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expect(render(desc!)).toMatchSnapshot();
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});
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test("with both", () => {
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const desc = createSequentialModifier(() => [
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createAdditiveModifier(() => ({ addend: 0 })),
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createMultiplicativeModifier(() => ({ multiplier: 0, description: "test" }))
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]).description;
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expect(desc).not.toBeUndefined();
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expect(render(desc!)).toMatchSnapshot();
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});
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});
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describe("applies enabled correctly", () => {
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test("without enabled", () => expect(createModifier(0).enabled).toBeUndefined());
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test("with enabled", () => {
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const enabled = ref(false);
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const modifier = createModifier(5, { enabled });
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expect(modifier.enabled).not.toBeUndefined();
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expect(unref(modifier.enabled)).toBe(false);
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enabled.value = true;
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expect(unref(modifier.enabled)).toBe(true);
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});
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test("with both", () => {
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const enabled = ref(false);
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const modifier = createSequentialModifier(() => [
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createAdditiveModifier(() => ({ addend: 0 })),
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createMultiplicativeModifier(() => ({ multiplier: 0, enabled }))
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]);
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expect(modifier.enabled).not.toBeUndefined();
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// So long as one is true or undefined, enable should be true
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expect(unref(modifier.enabled)).toBe(true);
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});
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test("respects enabled", () => {
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const value = ref(10);
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const enabled = ref(false);
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const modifier = createSequentialModifier(() => [
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createMultiplicativeModifier(() => ({ multiplier: 5, enabled }))
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]);
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const formula = modifier.getFormula(Formula.variable(value));
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expect(formula.evaluate()).compare_tolerance(value.value);
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enabled.value = true;
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expect(formula.evaluate()).not.compare_tolerance(value.value);
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});
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});
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describe("applies smallerIsBetter correctly", () => {
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describe("without smallerIsBetter false", () => {
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test("negative value", () =>
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expect(
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render(
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createModifier(-5, { description: "test", smallerIsBetter: false })
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.description!
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)
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).toMatchSnapshot());
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test("zero value", () =>
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expect(
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render(
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createModifier(0, { description: "test", smallerIsBetter: false })
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.description!
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)
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).toMatchSnapshot());
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test("positive value", () =>
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expect(
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render(
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createModifier(5, { description: "test", smallerIsBetter: false })
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.description!
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)
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).toMatchSnapshot());
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});
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describe("with smallerIsBetter true", () => {
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test("negative value", () =>
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expect(
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render(
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createModifier(-5, { description: "test", smallerIsBetter: true })
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.description!
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)
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).toMatchSnapshot());
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test("zero value", () =>
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expect(
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render(
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createModifier(0, { description: "test", smallerIsBetter: true })
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.description!
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)
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).toMatchSnapshot());
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test("positive value", () =>
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expect(
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render(
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createModifier(5, { description: "test", smallerIsBetter: true })
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.description!
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)
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).toMatchSnapshot());
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});
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describe("with both", () => {
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let value: Ref<DecimalSource>;
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let modifier: Modifier;
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beforeAll(() => {
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value = ref(0);
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modifier = createSequentialModifier(() => [
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createAdditiveModifier(() => ({
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addend: value,
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description: "test",
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smallerIsBetter: true
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})),
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createAdditiveModifier(() => ({
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addend: value,
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description: "test",
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smallerIsBetter: false
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}))
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]);
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});
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test("negative value", () => {
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value.value = -5;
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expect(render(modifier.description!)).toMatchSnapshot();
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});
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test("zero value", () => {
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value.value = 0;
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expect(render(modifier.description!)).toMatchSnapshot();
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});
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test("positive value", () => {
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value.value = 5;
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expect(render(modifier.description!)).toMatchSnapshot();
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});
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});
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});
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});
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describe("Create modifier sections", () => {
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test("No optional values", () =>
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({ addend: 5, description: "Test Desc" }))
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})
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).toMatchSnapshot());
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test("With subtitle", () =>
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expect(
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createModifierSection({
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title: "Test",
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subtitle: "Subtitle",
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modifier: createAdditiveModifier(() => ({ addend: 5, description: "Test Desc" }))
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})
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).toMatchSnapshot());
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test("With base", () =>
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({ addend: 5, description: "Test Desc" })),
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base: 10
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})
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).toMatchSnapshot());
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test("With unit", () =>
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({ addend: 5, description: "Test Desc" })),
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unit: "/s"
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})
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).toMatchSnapshot());
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test("With base", () =>
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({ addend: 5, description: "Test Desc" })),
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baseText: "Based on"
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})
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).toMatchSnapshot());
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test("With baseText", () =>
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({ addend: 5, description: "Test Desc" })),
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baseText: "Based on"
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})
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).toMatchSnapshot());
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describe("With smallerIsBetter", () => {
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test("smallerIsBetter = false", () => {
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({
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addend: -5,
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description: "Test Desc"
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})),
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smallerIsBetter: false
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})
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).toMatchSnapshot();
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({
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addend: 0,
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description: "Test Desc"
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})),
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smallerIsBetter: false
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})
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).toMatchSnapshot();
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({
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addend: 5,
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description: "Test Desc"
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})),
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smallerIsBetter: false
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})
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).toMatchSnapshot();
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});
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test("smallerIsBetter = true", () => {
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({
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addend: -5,
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description: "Test Desc"
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})),
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smallerIsBetter: true
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})
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).toMatchSnapshot();
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({
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addend: 0,
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description: "Test Desc"
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})),
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smallerIsBetter: true
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})
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).toMatchSnapshot();
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expect(
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createModifierSection({
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title: "Test",
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modifier: createAdditiveModifier(() => ({
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addend: 5,
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description: "Test Desc"
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})),
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smallerIsBetter: true
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})
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).toMatchSnapshot();
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});
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});
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test("With everything", () =>
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expect(
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createModifierSection({
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title: "Test",
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subtitle: "Subtitle",
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modifier: createAdditiveModifier(() => ({ addend: 5, description: "Test Desc" })),
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base: 10,
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unit: "/s",
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baseText: "Based on",
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smallerIsBetter: true
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})
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).toMatchSnapshot());
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});
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