52 lines
1.2 KiB
TypeScript
52 lines
1.2 KiB
TypeScript
import { assertEquals } from "testing/asserts.ts";
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import { concat, isNil, isSkip, join } from "./utils.ts";
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Deno.test({
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name: "should check value on nil",
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fn: () => {
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assertEquals(isNil(null), true);
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assertEquals(isNil(undefined), true);
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assertEquals(isNil(0), false);
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assertEquals(isNil(""), false);
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assertEquals(isNil(false), false);
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assertEquals(isNil({}), false);
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assertEquals(isNil([]), false);
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},
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});
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Deno.test({
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name: "should check value on skip",
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fn: () => {
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assertEquals(isSkip(null), true);
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assertEquals(isSkip(undefined), true);
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assertEquals(isSkip(0), false);
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assertEquals(isSkip(""), false);
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assertEquals(isSkip(false), true);
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assertEquals(isSkip({}), false);
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assertEquals(isSkip([]), false);
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},
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});
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Deno.test({
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name: "should return joined array",
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fn: () => {
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assertEquals(join(" ", ["hello", "world"]), "hello world");
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assertEquals(
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join(" ", ["hello", "", null, undefined, false, "world"]),
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"hello world",
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);
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},
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});
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Deno.test({
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name: "should return concated array",
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fn: () => {
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assertEquals(concat(["hello", "world"]), "helloworld");
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assertEquals(
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concat(["hello", "", null, undefined, false, "world"]),
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"helloworld",
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);
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},
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});
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