Keith Casko
66 lines
1.6 KiB
JavaScript
66 lines
1.6 KiB
JavaScript
// Import Node's built-in test tools.
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const test = require("node:test");
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const assert = require("node:assert/strict");
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// Import the DNS service.
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const {
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lookupDns,
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resolveRecord,
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RECORD_TYPES,
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} = require("../src/services/dnsService");
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test("supports the expected DNS record types", () => {
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assert.deepEqual(
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RECORD_TYPES,
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["A", "AAAA", "CNAME", "MX", "TXT", "NS"]
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);
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});
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test("resolves A records for example.com", async () => {
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const records = await resolveRecord("example.com", "A");
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assert.equal(Array.isArray(records), true);
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assert.equal(records.length > 0, true);
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});
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test("returns an array for a missing optional record type", async () => {
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const records = await resolveRecord(
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"example.com",
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"CNAME"
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);
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assert.equal(Array.isArray(records), true);
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});
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test("joins TXT record fragments into strings", async () => {
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const records = await resolveRecord("google.com", "TXT");
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assert.equal(Array.isArray(records), true);
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records.forEach((record) => {
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assert.equal(typeof record, "string");
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});
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});
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test("returns all supported record groups", async () => {
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const result = await lookupDns("example.com");
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assert.equal(result.hostname, "example.com");
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assert.equal(typeof result.checkedAt, "string");
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assert.equal(typeof result.records, "object");
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RECORD_TYPES.forEach((recordType) => {
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assert.equal(
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Array.isArray(result.records[recordType]),
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true
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);
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});
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});
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test("returns a valid ISO timestamp", async () => {
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const result = await lookupDns("example.com");
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const timestamp = Date.parse(result.checkedAt);
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assert.equal(Number.isNaN(timestamp), false);
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});
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