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import { Bind, BindTo, Do, Effect, Label, Pure } from '../stdlib/effect'
import { Throw, Try } from '../stdlib/exception'
import { PutStringLn } from '../stdlib/stdio'
import { DefineEffect, JsExpr, SetEvalEnvironment } from '../stdlib/sys'
import { Test, AssertEqualsK, AssertEquals } from '../stdlib/test'
interface MyEffect<_a extends number, _b extends string, _c extends unknown> extends Effect {}
export type main = [
SetEvalEnvironment<'test.node'>,
PutStringLn<'====================='>,
PutStringLn<'=== Running tests ==='>,
PutStringLn<'=====================\n\n'>,
Do<[
PutStringLn<'Bind & BindTo'>,
Test<'should bind value to function and kind', [
Bind<Pure<[1,2,3]>, <val extends number[]>() =>
AssertEquals<val, [1, 2, 3]>>,
Bind<Pure<[1,2,3]>, AssertEqualsK<[1,2,3]>>,
]>,
Test<'should bind label correctly', [
BindTo<"value", Pure<{ a: 'b', c: { d: 1 } }>>,
Bind<Label<"value">, AssertEqualsK<{ a: 'b', c: { d: 1 } }>>,
]>,
Test<'should bind only inside Do scope', [
Do<[
BindTo<"value", Pure<"some value">>,
Bind<Label<"value">, AssertEqualsK<"some value">>,
]>,
Bind<
Try<Label<"value">, <_>() => Pure<"none">>,
AssertEqualsK<"none">
>,
]>,
Test<'should bind only inside Bind scope', [
Bind<
BindTo<"value", Pure<"some value">>,
<_>() => Bind<Label<"value">, AssertEqualsK<"some value">>
>,
Bind<
Try<Label<"value">, <_>() => Pure<"none">>,
AssertEqualsK<"none">
>,
]>,
]>,
Do<[
PutStringLn<'Try/Throw'>,
Test<'should return the result of effect', [
Bind<Try<Pure<20>, <_>() => Pure<0>>,
AssertEqualsK<20>>,
]>,
Test<'should return the result of error handler', [
Bind<Try<Do<[ Throw<"wow">, Pure<20> ]>, <_>() => Pure<0>>,
AssertEqualsK<0>>,
Bind<Try<Do<[ Throw<"wow">, Pure<20> ]>, <e>() => Pure<e>>,
AssertEqualsK<"wow">>,
]>,
]>,
Do<[
PutStringLn<'FFI'>,
Test<'should return the result of js expression', [
Bind<JsExpr<'69 * 420'>, AssertEqualsK<28980>>,
]>,
Test<'should test custom effect', [
DefineEffect<'MyEffect', `([a, b, c], ctx) => {
return [
ctx.getTypeValue(a) * 2,
ctx.getTypeValue(b) + '!',
[...ctx.getTypeValue(c), 'wow'],
]
}`>,
Bind<MyEffect<4, "hey", [1, 2]>, AssertEqualsK<[
8, "hey!", [1, 2, 'wow'],
]>>,
]>,
]>,
PutStringLn<"">,
]
|
