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// Copyright 2018-2020 the Deno authors. All rights reserved. MIT license.
import { assertEquals } from "../testing/asserts.ts";
import { parse } from "./mod.ts";
Deno.test(function booleanAndAliasIsNotUnknown(): void {
const unknown: unknown[] = [];
function unknownFn(arg: unknown): boolean {
unknown.push(arg);
return false;
}
const aliased = ["-h", "true", "--derp", "true"];
const regular = ["--herp", "true", "-d", "true"];
const opts = {
alias: { h: "herp" },
boolean: "h",
unknown: unknownFn
};
parse(aliased, opts);
parse(regular, opts);
assertEquals(unknown, ["--derp", "-d"]);
});
Deno.test(function flagBooleanTrueAnyDoubleHyphenArgumentIsNotUnknown(): void {
const unknown: unknown[] = [];
function unknownFn(arg: unknown): boolean {
unknown.push(arg);
return false;
}
const argv = parse(["--honk", "--tacos=good", "cow", "-p", "55"], {
boolean: true,
unknown: unknownFn
});
assertEquals(unknown, ["--tacos=good", "cow", "-p"]);
assertEquals(argv, {
honk: true,
_: []
});
});
Deno.test(function stringAndAliasIsNotUnkown(): void {
const unknown: unknown[] = [];
function unknownFn(arg: unknown): boolean {
unknown.push(arg);
return false;
}
const aliased = ["-h", "hello", "--derp", "goodbye"];
const regular = ["--herp", "hello", "-d", "moon"];
const opts = {
alias: { h: "herp" },
string: "h",
unknown: unknownFn
};
parse(aliased, opts);
parse(regular, opts);
assertEquals(unknown, ["--derp", "-d"]);
});
Deno.test(function defaultAndAliasIsNotUnknown(): void {
const unknown: unknown[] = [];
function unknownFn(arg: unknown): boolean {
unknown.push(arg);
return false;
}
const aliased = ["-h", "hello"];
const regular = ["--herp", "hello"];
const opts = {
default: { h: "bar" },
alias: { h: "herp" },
unknown: unknownFn
};
parse(aliased, opts);
parse(regular, opts);
assertEquals(unknown, []);
});
Deno.test(function valueFollowingDoubleHyphenIsNotUnknown(): void {
const unknown: unknown[] = [];
function unknownFn(arg: unknown): boolean {
unknown.push(arg);
return false;
}
const aliased = ["--bad", "--", "good", "arg"];
const opts = {
"--": true,
unknown: unknownFn
};
const argv = parse(aliased, opts);
assertEquals(unknown, ["--bad"]);
assertEquals(argv, {
"--": ["good", "arg"],
_: []
});
});
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