/
nss.test.ts
1194 lines (1045 loc) · 40.1 KB
/
nss.test.ts
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/* eslint-disable @typescript-eslint/no-explicit-any */
/* eslint-disable @typescript-eslint/ban-ts-comment */
// Some test cases require type errors to be ignored;
// these will employ @ts-ignore on a line-by-line basis
// and require typescript-eslint's aggressive restriction
// of these notations to be ignored ("ban-ts-comment").
import nss, { NSS } from "../src/nss";
enum BaseEnum {
Ship,
}
enum ElemEnum {
engine,
part,
}
enum CondEnum {
warp,
adrift,
}
enum BaseEnumMapped {
Ship = "abc",
}
enum ElemEnumMapped {
engine = "def",
part = "ghi",
}
enum CondEnumMapped {
warp = "jkl",
adrift = "mno",
}
const BaseObj = {
Ship: true,
};
const ElemObj = {
engine: true,
part: true,
};
const CondObj = {
warp: true,
adrift: true,
};
const BaseObjMapped = {
Ship: "abc",
};
const ElemObjMapped = {
engine: "def",
part: "ghi",
};
const CondObjMapped = {
warp: "jkl",
adrift: "mno",
};
function check(n: any, cls: string) {
expect(n.c).toBe(cls);
expect(n.cls).toBe(cls);
if (nss.isBase(n)) {
expect(nss.isBase(n.parent)).toBe(true);
expect(n.value).toBe(cls.split(" ")[0]);
expect(n.name).toBe(n.name ? cls.split(" ")[0] : null);
} else if (nss.isElem(n)) {
expect(nss.isBase(n.parent)).toBe(true);
expect(n.value).toBe(cls.split(" ")[0]);
expect(n.name).toBe(
cls
.split(" ")[0]
.split(/[^a-zA-Z0-9]+/)
.slice(-1)[0]
);
} else if (nss.isCond(n)) {
expect(nss.isBase(n.parent) || nss.isElem(n.parent)).toBe(true);
if (nss.isElem(n.parent)) {
expect(nss.isBase(n.parent.parent)).toBe(true);
}
if (!n.off) {
if (n.mapped) {
expect(n.mapped).toBe(cls.split(" ").slice(-1)[0]);
expect(n.value).toBe(cls.split(" ").slice(-2)[0]);
expect(n.name).toBe(
cls
.split(" ")
.slice(-2)[0]
.split(/[^a-zA-Z0-9]+/)
.slice(-1)[0]
);
} else {
expect(n.value).toBe(cls.split(" ").slice(-1)[0]);
expect(n.name).toBe(
cls
.split(" ")
.slice(-1)[0]
.split(/[^a-zA-Z0-9]+/)
.slice(-1)[0]
);
}
}
} else {
throw new Error("check n arg must be an NSS Base, Elem, or Cond object");
}
// Should throw -- NSS expressions should never be cast directly to string:
expect(() => n.toString()).toThrow();
expect(() => `${n}`).toThrow();
}
describe("NSS", () => {
describe.each([
["enum-based", BaseEnum, ElemEnum, CondEnum],
["object-based", BaseObj, ElemObj, CondObj],
])("class composition :: %s", (_, Base, Elem, Cond) => {
let n: NSS<typeof Base, typeof Elem, typeof Cond>;
beforeAll(() => {
n = nss<typeof Base, typeof Elem, typeof Cond>(Base, Elem, Cond);
});
test("name", () => {
expect(n.name).toBe("Ship");
});
test("base class", () => {
// Test cls resolver (short version):
check(n, "Ship");
check(n(), "Ship");
check(n(["enterprise"]), "Ship Ship--enterprise");
check(n({ enterprise: true }), "Ship Ship--enterprise");
expect(() => n("enterprise" as unknown as string[]).c).toThrow();
expect(() => n("enterprise" as unknown as string[]).cls).toThrow();
// We don't allow passing bare strings because that would make it too easy
// to inadvertantly pass something like n.damaged.s resulting in bad class.
// This is tough to detect automatically if we allow any string to be passed.
// Allow optional explicit specification of base name:
check(n.Ship, "Ship");
check(n.Ship(), "Ship");
check(n.Ship(["enterprise"]), "Ship Ship--enterprise");
check(n.Ship({ enterprise: true }), "Ship Ship--enterprise");
expect(() => n.Ship("enterprise" as unknown as string[]).c).toThrow();
});
test("element classes", () => {
// Test cls resolver (short version):
check(n.engine, "Ship-engine");
check(n.engine(), "Ship-engine");
check(n.engine(["nacelle"]), "Ship-engine Ship-engine--nacelle");
check(n.engine({ nacelle: true }), "Ship-engine Ship-engine--nacelle");
expect(() => n.engine("nacelle" as unknown as string[]).c).toThrow();
expect(() => n.engine("nacelle" as unknown as string[]).cls).toThrow();
check(n.part, "Ship-part");
check(n.part(), "Ship-part");
check(n.part(["warpDrive"]), "Ship-part Ship-part--warpDrive");
check(n.part({ warpDrive: true }), "Ship-part Ship-part--warpDrive");
expect(() => n.part("warpDrive" as unknown as string[]).c).toThrow();
check(n.Ship.engine, "Ship-engine");
check(n.Ship.engine(), "Ship-engine");
check(n.Ship.engine(["nacelle"]), "Ship-engine Ship-engine--nacelle");
check(
n.Ship.engine({ nacelle: true }),
"Ship-engine Ship-engine--nacelle"
);
expect(() => n.Ship.engine("nacelle" as unknown as string[]).c).toThrow();
check(n.Ship.part, "Ship-part");
check(n.Ship.part(), "Ship-part");
check(n.Ship.part(["warpDrive"]), "Ship-part Ship-part--warpDrive");
check(n.Ship.part({ warpDrive: true }), "Ship-part Ship-part--warpDrive");
expect(() => n.Ship.part("warpDrive" as unknown as string[]).c).toThrow();
});
test("conditional classes", () => {
// Test cls resolver (short version):
check(n.warp, "Ship Ship--warp");
check(n.warp(), "Ship Ship--warp");
check(n.warp(true), "Ship Ship--warp");
check(n.warp(false), "Ship");
check(n.warp(0), "Ship");
check(n.warp(1), "Ship Ship--warp");
check(n.warp(null), "Ship");
check(n.warp(undefined), "Ship");
check(n.warp("klingon"), "Ship Ship--warp");
check(n.warp(""), "Ship");
check(n.adrift, "Ship Ship--adrift");
check(n.adrift(), "Ship Ship--adrift");
check(n.adrift(true), "Ship Ship--adrift");
check(n.adrift(false), "Ship");
check(n.adrift(0), "Ship");
check(n.adrift(1), "Ship Ship--adrift");
check(n.adrift(null), "Ship");
check(n.adrift(undefined), "Ship");
check(n.adrift("damaged"), "Ship Ship--adrift");
check(n.adrift(""), "Ship");
check(n.Ship.warp, "Ship Ship--warp");
check(n.Ship.warp(), "Ship Ship--warp");
check(n.Ship.warp(true), "Ship Ship--warp");
check(n.Ship.warp(false), "Ship");
check(n.Ship.adrift, "Ship Ship--adrift");
check(n.Ship.adrift(), "Ship Ship--adrift");
check(n.Ship.adrift(true), "Ship Ship--adrift");
check(n.Ship.adrift(false), "Ship");
});
test("element conditional classes", () => {
// Test cls resolver (short version):
check(n.part.warp, "Ship-part Ship-part--warp");
check(n.part.warp(), "Ship-part Ship-part--warp");
check(n.part.warp(true), "Ship-part Ship-part--warp");
check(n.part.warp(false), "Ship-part");
check(n.part.warp(0), "Ship-part");
check(n.part.warp(1), "Ship-part Ship-part--warp");
check(n.part.warp(null), "Ship-part");
check(n.part.warp(undefined), "Ship-part");
check(n.part.warp("klingon"), "Ship-part Ship-part--warp");
check(n.part.warp(""), "Ship-part");
check(n.part.adrift, "Ship-part Ship-part--adrift");
check(n.part.adrift(), "Ship-part Ship-part--adrift");
check(n.part.adrift(true), "Ship-part Ship-part--adrift");
check(n.part.adrift(false), "Ship-part");
check(n.part.adrift(0), "Ship-part");
check(n.part.adrift(1), "Ship-part Ship-part--adrift");
check(n.part.adrift(null), "Ship-part");
check(n.part.adrift(undefined), "Ship-part");
check(n.part.adrift("klingon"), "Ship-part Ship-part--adrift");
check(n.part.adrift(""), "Ship-part");
check(n.Ship.part.warp, "Ship-part Ship-part--warp");
check(n.Ship.part.warp(), "Ship-part Ship-part--warp");
check(n.Ship.part.warp(true), "Ship-part Ship-part--warp");
check(n.Ship.part.warp(false), "Ship-part");
check(n.Ship.part.adrift, "Ship-part Ship-part--adrift");
check(n.Ship.part.adrift(), "Ship-part Ship-part--adrift");
check(n.Ship.part.adrift(true), "Ship-part Ship-part--adrift");
check(n.Ship.part.adrift(false), "Ship-part");
});
test("conditional class composition :: base class", () => {
check(n(n.warp, n.adrift), "Ship Ship--warp Ship--adrift");
// Equivalent to above:
check(n(n.warp(), n.adrift()), "Ship Ship--warp Ship--adrift");
// Invalid due to string being passed directly:
expect(
() =>
n(
n.warp().c as unknown as string[],
n.adrift().c as unknown as string[]
).c
).toThrow();
check(n(n.warp(true), n.adrift(true)), "Ship Ship--warp Ship--adrift");
check(n(n.warp(true), n.adrift(false)), "Ship Ship--warp");
check(n(n.warp(false), n.adrift(false)), "Ship");
check(n(n.warp(0), n.adrift("at space")), "Ship Ship--adrift");
// Equivalent to above (object composition):
check(n({ warp: true, adrift: true }), "Ship Ship--warp Ship--adrift");
check(n({ warp: true, adrift: false }), "Ship Ship--warp");
check(n({ warp: false, adrift: false }), "Ship");
check(n({ warp: 0, adrift: "at space" }), "Ship Ship--adrift");
});
test("conditional class composition :: element class", () => {
check(
n.part(n.warp, n.adrift),
"Ship-part Ship-part--warp Ship-part--adrift"
);
// Equivalent to above:
check(
n.part(n.warp(), n.adrift()),
"Ship-part Ship-part--warp Ship-part--adrift"
);
// Invalid due to string being passed directly:
expect(
() =>
n.part(
n.warp().c as unknown as string[],
n.adrift().c as unknown as string[]
).c
).toThrow();
check(
n.part(n.warp(true), n.adrift(true)),
"Ship-part Ship-part--warp Ship-part--adrift"
);
check(n.part(n.warp(true), n.adrift(false)), "Ship-part Ship-part--warp");
check(n.part(n.warp(false), n.adrift(false)), "Ship-part");
check(
n.part(n.warp(0), n.adrift("at space")),
"Ship-part Ship-part--adrift"
);
// Equivalent to above (object composition):
check(
n.part({ warp: true, adrift: true }),
"Ship-part Ship-part--warp Ship-part--adrift"
);
check(n.part({ warp: true, adrift: false }), "Ship-part Ship-part--warp");
check(n.part({ warp: false, adrift: false }), "Ship-part");
check(
n.part({ warp: 0, adrift: "at space" }),
"Ship-part Ship-part--adrift"
);
});
test("chained conditionals :: base class", () => {
check(n.warp().adrift(), "Ship Ship--warp Ship--adrift");
// Equivalent to above (but shouldn't generally be used):
check(n.warp().adrift, "Ship Ship--warp Ship--adrift");
check(n.warp(true).adrift(true), "Ship Ship--warp Ship--adrift");
check(n.warp(true).adrift(false), "Ship Ship--warp");
check(n.warp(false).adrift(false), "Ship");
check(n.warp(0).adrift("at space"), "Ship Ship--adrift");
// Triple chain: false cond does not negate true cond
// TODO Consider fixing this in the future
check(
n.warp(true).adrift(true).warp(false),
"Ship Ship--warp Ship--adrift"
);
// Triple chain: duplicate cond results in duplicate class
// TODO Consider fixing this in the future
check(
n.warp(true).adrift(true).warp(true),
"Ship Ship--warp Ship--adrift Ship--warp"
);
// Should throw: Chaining should only be available off top-level n object, not n():
// TODO Consider fixing this in the future
// @ts-ignore
expect(() => n().warp(true).adrift(true)).toThrow();
// @ts-ignore
expect(() => n().warp(true).adrift(false)).toThrow();
// @ts-ignore
expect(() => n().warp(false).adrift(false)).toThrow();
// @ts-ignore
expect(() => n().warp(0).adrift("at space")).toThrow();
// Should throw: Chaining should only be available off top-level n object:
// TODO Consider fixing this in the future
// @ts-ignore
expect(() => n({ warp: true }).warp(true).adrift(true)).toThrow();
// @ts-ignore
expect(() => n({ warp: true }).warp(true).adrift(false)).toThrow();
// @ts-ignore
expect(() => n({ warp: true }).warp(false).adrift(false)).toThrow();
// @ts-ignore
expect(() => n({ warp: true }).warp(0).adrift("at space")).toThrow();
// Should throw: Chaining should only be available off top-level n object:
// TODO Consider fixing this in the future
// @ts-ignore
expect(() => n.props({ warp: true }).warp(true).adrift(true)).toThrow();
// @ts-ignore
expect(() => n.props({ warp: true }).warp(true).adrift(false)).toThrow();
// @ts-ignore
expect(() => n.props({ warp: true }).warp(false).adrift(false)).toThrow();
// @ts-ignore
expect(() => n.props({ warp: true }).warp(0).adrift("space")).toThrow();
});
test("chained conditionals :: element class", () => {
check(
n.part.warp().adrift(),
"Ship-part Ship-part--warp Ship-part--adrift"
);
// Equivalent to above (but shouldn't generally be used):
check(
n.part.warp().adrift,
"Ship-part Ship-part--warp Ship-part--adrift"
);
check(
n.part.warp(true).adrift(true),
"Ship-part Ship-part--warp Ship-part--adrift"
);
check(n.part.warp(true).adrift(false), "Ship-part Ship-part--warp");
check(n.part.warp(false).adrift(false), "Ship-part");
check(n.part.warp(0).adrift("at space"), "Ship-part Ship-part--adrift");
// Triple chain: false cond does not negate true cond
// TODO Consider fixing this in the future
check(
n.part.warp(true).adrift(true).warp(false),
"Ship-part Ship-part--warp Ship-part--adrift"
);
// Triple chain: duplicate cond results in duplicate class
// TODO Consider fixing this in the future
check(
n.part.warp(true).adrift(true).warp(true),
"Ship-part Ship-part--warp Ship-part--adrift Ship-part--warp"
);
// Should throw: NSS expressions should never be cast directly to string.
// @ts-ignore
expect(() => `${n.part.warp(true).adrift(true)}`).toThrow();
// @ts-ignore
expect(() => `${n.part.warp(true).adrift(false)}`).toThrow();
// @ts-ignore
expect(() => `${n.part.warp(false).adrift(false)}`).toThrow();
// @ts-ignore
expect(() => `${n.part.warp(0).adrift("at space")}`).toThrow();
// Should throw: Chaining should only be available off top-level n object, not n():
// TODO Consider fixing this in the future
// @ts-ignore
expect(() => n.part().warp(true).adrift(true)).toThrow();
// @ts-ignore
expect(() => n.part().warp(true).adrift(false)).toThrow();
// @ts-ignore
expect(() => n.part().warp(false).adrift(false)).toThrow();
// @ts-ignore
expect(() => n.part().warp(0).adrift("at space")).toThrow();
// Should throw: Chaining should only be available off top-level n object:
// TODO Consider fixing this in the future
// @ts-ignore
expect(() => n.part({ warp: true }).warp(true).adrift(true)).toThrow();
// @ts-ignore
expect(() => n.part({ warp: true }).warp(true).adrift(false)).toThrow();
// @ts-ignore
expect(() => n.part({ warp: true }).warp(false).adrift(false)).toThrow();
// @ts-ignore
expect(() => n.part({ warp: true }).warp(0).adrift("at space")).toThrow();
// Should throw: Chaining should only be available off top-level n object:
// TODO Consider fixing this in the future
expect(() =>
// @ts-ignore
n.part.props({ warp: true }).warp(true).adrift(true)
).toThrow();
expect(() =>
// @ts-ignore
n.part.props({ warp: true }).warp(true).adrift(false)
).toThrow();
expect(() =>
// @ts-ignore
n.part.props({ warp: true }).warp(false).adrift(false)
).toThrow();
expect(() =>
// @ts-ignore
n.part.props({ warp: true }).warp(0).adrift("space")
).toThrow();
});
});
describe.each([
[
"enum-based",
BaseEnum,
ElemEnum,
CondEnum,
BaseEnumMapped,
ElemEnumMapped,
CondEnumMapped,
],
[
"object-based",
BaseObj,
ElemObj,
CondObj,
BaseObjMapped,
ElemObjMapped,
CondObjMapped,
],
])(
"class mapping :: %s",
(_, Base, Elem, Cond, BaseMapped, ElemMapped, CondMapped) => {
function verifyBasicForms(n: any) {
check(n, "Ship abc");
check(n(), "Ship abc");
check(n.engine, "Ship-engine def");
check(n.engine(), "Ship-engine def");
check(n.part, "Ship-part ghi");
check(n.part(), "Ship-part ghi");
check(n.warp, "Ship abc Ship--warp jkl");
check(n.warp(), "Ship abc Ship--warp jkl");
check(n.warp(true), "Ship abc Ship--warp jkl");
check(n.warp(false), "Ship abc");
check(n.part.warp, "Ship-part ghi Ship-part--warp jkl");
check(n.part.warp(), "Ship-part ghi Ship-part--warp jkl");
check(n.part.warp(true), "Ship-part ghi Ship-part--warp jkl");
check(n.part.warp(false), "Ship-part ghi");
check(n.Ship, "Ship abc");
check(n.Ship(), "Ship abc");
check(n.Ship.engine, "Ship-engine def");
check(n.Ship.engine(), "Ship-engine def");
check(n.Ship.part, "Ship-part ghi");
check(n.Ship.part(), "Ship-part ghi");
check(n.Ship.warp, "Ship abc Ship--warp jkl");
check(n.Ship.warp(), "Ship abc Ship--warp jkl");
check(n.Ship.warp(true), "Ship abc Ship--warp jkl");
check(n.Ship.warp(false), "Ship abc");
check(n.Ship.part.warp, "Ship-part ghi Ship-part--warp jkl");
check(n.Ship.part.warp(), "Ship-part ghi Ship-part--warp jkl");
check(n.Ship.part.warp(true), "Ship-part ghi Ship-part--warp jkl");
check(n.Ship.part.warp(false), "Ship-part ghi");
}
function verifyCompositionalForms(n: any) {
check(n(n.warp, n.adrift), "Ship abc Ship--warp jkl Ship--adrift mno");
check(
n(n.warp(), n.adrift()),
"Ship abc Ship--warp jkl Ship--adrift mno"
);
check(
n(n.warp(true), n.adrift(true)),
"Ship abc Ship--warp jkl Ship--adrift mno"
);
check(n(n.warp(true), n.adrift(false)), "Ship abc Ship--warp jkl");
check(n(n.warp(false), n.adrift(false)), "Ship abc");
check(n(n.warp(0), n.adrift("at space")), "Ship abc Ship--adrift mno");
check(
n({ warp: true, adrift: true }),
"Ship abc Ship--warp jkl Ship--adrift mno"
);
check(n({ warp: true, adrift: false }), "Ship abc Ship--warp jkl");
check(n({ warp: false, adrift: false }), "Ship abc");
check(n({ warp: 0, adrift: "at space" }), "Ship abc Ship--adrift mno");
check(
n.part(n.warp, n.adrift),
"Ship-part ghi Ship-part--warp jkl Ship-part--adrift mno"
);
check(
n.part(n.warp(), n.adrift()),
"Ship-part ghi Ship-part--warp jkl Ship-part--adrift mno"
);
check(
n.part(n.warp(true), n.adrift(true)),
"Ship-part ghi Ship-part--warp jkl Ship-part--adrift mno"
);
check(
n.part(n.warp(true), n.adrift(false)),
"Ship-part ghi Ship-part--warp jkl"
);
check(n.part(n.warp(false), n.adrift(false)), "Ship-part ghi");
check(
n.part(n.warp(0), n.adrift("at space")),
"Ship-part ghi Ship-part--adrift mno"
);
check(
n.part({ warp: true, adrift: true }),
"Ship-part ghi Ship-part--warp jkl Ship-part--adrift mno"
);
check(
n.part({ warp: true, adrift: false }),
"Ship-part ghi Ship-part--warp jkl"
);
check(n.part({ warp: false, adrift: false }), "Ship-part ghi");
check(
n.part({ warp: 0, adrift: "at space" }),
"Ship-part ghi Ship-part--adrift mno"
);
}
function verifyChainedForms(n: any) {
check(n.warp().adrift(), "Ship abc Ship--warp jkl Ship--adrift mno");
// Equivalent to above (but shouldn't generally be used):
check(n.warp().adrift, "Ship abc Ship--warp jkl Ship--adrift mno");
check(
n.warp(true).adrift(true),
"Ship abc Ship--warp jkl Ship--adrift mno"
);
check(n.warp(true).adrift(false), "Ship abc Ship--warp jkl");
check(n.warp(false).adrift(false), "Ship abc");
check(n.warp(0).adrift("at space"), "Ship abc Ship--adrift mno");
check(
n.part.warp().adrift(),
"Ship-part ghi Ship-part--warp jkl Ship-part--adrift mno"
);
// Equivalent to above (but shouldn't generally be used):
check(
n.part.warp().adrift,
"Ship-part ghi Ship-part--warp jkl Ship-part--adrift mno"
);
check(
n.part.warp(true).adrift(true),
"Ship-part ghi Ship-part--warp jkl Ship-part--adrift mno"
);
check(
n.part.warp(true).adrift(false),
"Ship-part ghi Ship-part--warp jkl"
);
check(n.part.warp(false).adrift(false), "Ship-part ghi");
check(
n.part.warp(0).adrift("at space"),
"Ship-part ghi Ship-part--adrift mno"
);
}
test("enum values", () => {
verifyBasicForms(
nss<typeof BaseMapped, typeof ElemMapped, typeof CondMapped>(
BaseMapped,
ElemMapped,
CondMapped
)
);
});
test("enum values :: class composition", () => {
verifyCompositionalForms(
nss<typeof BaseMapped, typeof ElemMapped, typeof CondMapped>(
BaseMapped,
ElemMapped,
CondMapped
)
);
});
test("enum values :: chained conditionals", () => {
verifyChainedForms(
nss<typeof BaseMapped, typeof ElemMapped, typeof CondMapped>(
BaseMapped,
ElemMapped,
CondMapped
)
);
});
test("map object", () => {
verifyBasicForms(
nss<typeof Base, typeof Elem, typeof Cond>(Base, Elem, Cond, {
Ship: "abc",
engine: "def",
part: "ghi",
warp: "jkl",
// adrift omitted -- custom classes should be optional
})
);
});
test("map object :: class composition", () => {
verifyCompositionalForms(
nss<typeof Base, typeof Elem, typeof Cond>(Base, Elem, Cond, {
Ship: "abc",
engine: "def",
part: "ghi",
warp: "jkl",
adrift: "mno",
})
);
});
test("map object :: chained conditionals", () => {
verifyChainedForms(
nss<typeof Base, typeof Elem, typeof Cond>(Base, Elem, Cond, {
Ship: "abc",
engine: "def",
part: "ghi",
warp: "jkl",
adrift: "mno",
})
);
});
test("generator function", () => {
verifyBasicForms(
nss<typeof Base, typeof Elem, typeof Cond>(Base, Elem, Cond, () => {
const alphabet = "abcdefghijklmnopqrstuvwxyz";
return {
Ship: alphabet.slice(0, 3),
engine: alphabet.slice(3, 6),
part: alphabet.slice(6, 9),
warp: alphabet.slice(9, 12),
// adrift omitted -- custom classes should be optional
};
})
);
});
test("generator function :: class composition", () => {
verifyCompositionalForms(
nss<typeof Base, typeof Elem, typeof Cond>(Base, Elem, Cond, () => {
const alphabet = "abcdefghijklmnopqrstuvwxyz";
return {
Ship: alphabet.slice(0, 3),
engine: alphabet.slice(3, 6),
part: alphabet.slice(6, 9),
warp: alphabet.slice(9, 12),
adrift: alphabet.slice(12, 15),
};
})
);
});
test("generator function :: chained conditionals", () => {
verifyChainedForms(
nss<typeof Base, typeof Elem, typeof Cond>(Base, Elem, Cond, () => {
const alphabet = "abcdefghijklmnopqrstuvwxyz";
return {
Ship: alphabet.slice(0, 3),
engine: alphabet.slice(3, 6),
part: alphabet.slice(6, 9),
warp: alphabet.slice(9, 12),
adrift: alphabet.slice(12, 15),
};
})
);
});
}
);
describe.each([
["enum-based", BaseEnum, ElemEnum, CondEnum],
["object-based", BaseObj, ElemObj, CondObj],
])("props :: %s", (_, Base, Elem, Cond) => {
let n: NSS<typeof Base, typeof Elem, typeof Cond>;
const fuzz = (assertion: (arg: unknown) => void) =>
[
false,
0,
1,
-1,
2,
Infinity,
NaN,
"test",
"",
null,
undefined,
[],
{},
() => {
/* pass */
},
new Date(),
].forEach((val) => assertion(val));
beforeAll(() => {
n = nss<typeof Base, typeof Elem, typeof Cond>(Base, Elem, Cond);
});
test("base class", () => {
// Test cls resolver (short version):
check(n.props(), "Ship");
check(n.props(["warp"]), "Ship Ship--warp");
check(n.props({ warp: true }), "Ship Ship--warp");
fuzz((val) => check(n.props({ warp: val }), "Ship"));
expect(() => n.props("warp" as unknown as string[]).c).toThrow();
// Allow optional explicit specification of base name:
check(n.Ship.props(), "Ship");
check(n.Ship.props(["warp"]), "Ship Ship--warp");
check(n.Ship.props({ warp: true }), "Ship Ship--warp");
fuzz((val) => check(n.Ship.props({ warp: val }), "Ship"));
expect(() => n.Ship.props("warp" as unknown as string[]).c).toThrow();
});
test("element classes", () => {
// Test cls resolver (short version):
check(n.engine.props(), "Ship-engine");
check(n.engine.props(["warp"]), "Ship-engine Ship-engine--warp");
check(n.engine.props({ warp: true }), "Ship-engine Ship-engine--warp");
fuzz((val) => check(n.engine.props({ warp: val }), "Ship-engine"));
expect(() => n.engine("warp" as unknown as string[]).c).toThrow();
expect(() => n.engine.props("warp" as unknown as string[]).cls).toThrow();
check(n.part.props(), "Ship-part");
check(n.part.props(["adrift"]), "Ship-part Ship-part--adrift");
check(n.part.props({ adrift: true }), "Ship-part Ship-part--adrift");
fuzz((val) => check(n.part.props({ adrift: val }), "Ship-part"));
expect(() => n.part.props("adrift" as unknown as string[]).c).toThrow();
check(n.Ship.engine.props(), "Ship-engine");
check(n.Ship.engine.props(["warp"]), "Ship-engine Ship-engine--warp");
check(
n.Ship.engine.props({ warp: true }),
"Ship-engine Ship-engine--warp"
);
fuzz((val) => check(n.Ship.engine.props({ warp: val }), "Ship-engine"));
expect(
() => n.Ship.engine.props("warp" as unknown as string[]).c
).toThrow();
check(n.Ship.part.props(), "Ship-part");
check(n.Ship.part.props(["adrift"]), "Ship-part Ship-part--adrift");
check(n.Ship.part.props({ adrift: true }), "Ship-part Ship-part--adrift");
fuzz((val) =>
expect(n.Ship.part.props({ adrift: val }).c).toBe("Ship-part")
);
expect(
() => n.Ship.part.props("adrift" as unknown as string[]).c
).toThrow();
});
test("case-insensitive (default)", () => {
check(n.props(["Warp"]), "Ship Ship--warp");
check(n.props({ Warp: true }), "Ship Ship--warp");
});
test("case-sensitive", () => {
nss.configure({ caseSensitiveProps: true });
check(n.props(["Warp"]), "Ship");
check(n.props({ Warp: true }), "Ship");
nss.configure({ caseSensitiveProps: false });
});
});
describe.each([
[
"enum-based",
BaseEnum,
ElemEnum,
CondEnum,
BaseEnumMapped,
ElemEnumMapped,
CondEnumMapped,
],
[
"object-based",
BaseObj,
ElemObj,
CondObj,
BaseObjMapped,
ElemObjMapped,
CondObjMapped,
],
])(
"omission :: %s",
(_, Base, Elem, Cond, BaseMapped, ElemMapped, CondMapped) => {
test("omit base name", () => {
const n = nss<object, typeof ElemMapped, typeof CondMapped>(
{},
ElemMapped,
CondMapped
);
expect((n as unknown as { Ship: unknown }).Ship).toBeUndefined();
check(n, "");
check(n.engine, "engine def");
check(n.part, "part ghi");
check(n.warp, "warp jkl");
check(n.warp(), "warp jkl");
check(n.warp(true), "warp jkl");
check(n.warp(false), "");
check(n.part.warp, "part ghi part--warp jkl");
check(n.part.warp(), "part ghi part--warp jkl");
check(n.part.warp(true), "part ghi part--warp jkl");
check(n.part.warp(false), "part ghi");
check(n.warp(true).adrift(), "warp jkl adrift mno");
check(n.warp(true).adrift(false), "warp jkl");
check(n.adrift().warp("9").adrift(0), "adrift mno warp jkl");
check(
n.part.warp(true).adrift(),
"part ghi part--warp jkl part--adrift mno"
);
check(n.part.warp(true).adrift(false), "part ghi part--warp jkl");
check(
n.part.adrift().warp("9").adrift(0),
"part ghi part--adrift mno part--warp jkl"
);
});
test("omit elements", () => {
const n = nss<typeof BaseMapped, object, typeof CondMapped>(
BaseMapped,
null,
CondMapped
);
check(n, "Ship abc");
check(n.Ship, "Ship abc");
check(n.warp, "Ship abc Ship--warp jkl");
check(n.warp(), "Ship abc Ship--warp jkl");
check(n.adrift(true), "Ship abc Ship--adrift mno");
check(n.adrift(false), "Ship abc");
check(n.Ship.warp, "Ship abc Ship--warp jkl");
check(n.Ship.warp(), "Ship abc Ship--warp jkl");
check(n.Ship.adrift(true), "Ship abc Ship--adrift mno");
check(n.Ship.adrift(false), "Ship abc");
check(
n.warp(true).adrift(),
"Ship abc Ship--warp jkl Ship--adrift mno"
);
check(n.warp(true).adrift(false), "Ship abc Ship--warp jkl");
check(
n.adrift().warp("9").adrift(0),
"Ship abc Ship--adrift mno Ship--warp jkl"
);
check(
n.Ship.warp(true).adrift(),
"Ship abc Ship--warp jkl Ship--adrift mno"
);
check(n.Ship.warp(true).adrift(false), "Ship abc Ship--warp jkl");
check(
n.Ship.adrift().warp("9").adrift(0),
"Ship abc Ship--adrift mno Ship--warp jkl"
);
});
test("omit elements + class mappings via map object", () => {
const n = nss<typeof Base, object, typeof Cond>(Base, null, Cond, {
Ship: "abc",
warp: "jkl",
// adrift omitted -- custom classes should be optional
});
check(n, "Ship abc");
check(n.Ship, "Ship abc");
check(n.warp, "Ship abc Ship--warp jkl");
check(n.warp(), "Ship abc Ship--warp jkl");
check(n.adrift(true), "Ship abc Ship--adrift");
check(n.adrift(false), "Ship abc");
check(n.Ship.warp, "Ship abc Ship--warp jkl");
check(n.Ship.warp(), "Ship abc Ship--warp jkl");
check(n.Ship.adrift(true), "Ship abc Ship--adrift");
check(n.Ship.adrift(false), "Ship abc");
check(n.warp(true).adrift(), "Ship abc Ship--warp jkl Ship--adrift");
check(n.warp(true).adrift(false), "Ship abc Ship--warp jkl");
check(
n.adrift().warp("9").adrift(0),
"Ship abc Ship--adrift Ship--warp jkl"
);
check(
n.Ship.warp(true).adrift(),
"Ship abc Ship--warp jkl Ship--adrift"
);
check(n.Ship.warp(true).adrift(false), "Ship abc Ship--warp jkl");
check(
n.Ship.adrift().warp("9").adrift(0),
"Ship abc Ship--adrift Ship--warp jkl"
);
});
test("omit conditionals", () => {
const n = nss<typeof BaseMapped, typeof ElemMapped>(
BaseMapped,
ElemMapped
);
check(n, "Ship abc");
check(n.engine, "Ship-engine def");
check(n.part, "Ship-part ghi");
check(n.Ship, "Ship abc");
check(n.Ship.engine, "Ship-engine def");
check(n.Ship.part, "Ship-part ghi");
});
test("omit conditionals + class mappings via map object", () => {
const n = nss<typeof Base, typeof Elem>(Base, Elem, null, {
Ship: "abc",
engine: "def",
part: "ghi",
});
check(n, "Ship abc");
check(n.engine, "Ship-engine def");
check(n.part, "Ship-part ghi");
check(n.Ship, "Ship abc");
check(n.Ship.engine, "Ship-engine def");
check(n.Ship.part, "Ship-part ghi");
});
}
);
describe.each([
["enum-based", BaseEnumMapped, ElemEnumMapped, CondEnumMapped],
["object-based", BaseObjMapped, ElemObjMapped, CondObjMapped],
])("configuration :: %s", (_, Base, Elem, Cond) => {
afterEach(() => {
nss.configure(null);
});
test("separators", () => {
nss.configure({
separator: "_",