wehub-resource-sync
98 lines
3.1 KiB
TypeScript
98 lines
3.1 KiB
TypeScript
// tests/unit/build/check-cognitive-complexity.test.ts
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// Unit tests for the JSON-parsing helper in check-cognitive-complexity.mjs.
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// These tests validate countCognitiveViolations() against synthetic ESLint
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// JSON output — no filesystem access, no ESLint subprocess.
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import test from "node:test";
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import assert from "node:assert/strict";
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import { countCognitiveViolations } from "../../../scripts/check/check-cognitive-complexity.mjs";
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// Minimal ESLint JSON message shape used in fixtures.
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type EslintMessage = {
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ruleId: string;
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severity: number;
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message: string;
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line: number;
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column: number;
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};
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type EslintFileResult = {
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filePath: string;
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messages: EslintMessage[];
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errorCount: number;
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warningCount: number;
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};
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function makeResult(filePath: string, messages: EslintMessage[]): EslintFileResult {
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return {
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filePath,
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messages,
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errorCount: messages.filter((m) => m.severity === 2).length,
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warningCount: messages.filter((m) => m.severity === 1).length,
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};
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}
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function makeMsg(ruleId: string): EslintMessage {
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return { ruleId, severity: 2, message: "violation", line: 1, column: 1 };
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}
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test("countCognitiveViolations: empty report returns 0", () => {
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assert.equal(countCognitiveViolations([]), 0);
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});
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test("countCognitiveViolations: no cognitive-complexity messages returns 0", () => {
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const report = [
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makeResult("src/foo.ts", [makeMsg("complexity"), makeMsg("max-lines-per-function")]),
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];
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assert.equal(countCognitiveViolations(report), 0);
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});
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test("countCognitiveViolations: single cognitive-complexity violation in one file", () => {
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const report = [
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makeResult("src/foo.ts", [makeMsg("sonarjs/cognitive-complexity")]),
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];
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assert.equal(countCognitiveViolations(report), 1);
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});
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test("countCognitiveViolations: multiple cognitive-complexity violations across files", () => {
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const report = [
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makeResult("src/foo.ts", [
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makeMsg("sonarjs/cognitive-complexity"),
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makeMsg("sonarjs/cognitive-complexity"),
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]),
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makeResult("open-sse/bar.ts", [
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makeMsg("sonarjs/cognitive-complexity"),
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]),
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];
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assert.equal(countCognitiveViolations(report), 3);
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});
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test("countCognitiveViolations: ignores unrelated sonarjs rules", () => {
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const report = [
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makeResult("src/baz.ts", [
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makeMsg("sonarjs/no-duplicate-string"),
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makeMsg("sonarjs/cognitive-complexity"),
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makeMsg("sonarjs/no-identical-functions"),
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]),
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];
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assert.equal(countCognitiveViolations(report), 1);
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});
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test("countCognitiveViolations: file with no messages contributes 0", () => {
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const report = [
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makeResult("src/clean.ts", []),
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makeResult("src/complex.ts", [makeMsg("sonarjs/cognitive-complexity")]),
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];
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assert.equal(countCognitiveViolations(report), 1);
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});
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test("countCognitiveViolations: mixes of rule IDs only counts cognitive-complexity", () => {
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const report = [
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makeResult("src/mixed.ts", [
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makeMsg("complexity"),
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makeMsg("sonarjs/cognitive-complexity"),
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makeMsg("max-lines-per-function"),
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makeMsg("sonarjs/cognitive-complexity"),
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]),
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];
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assert.equal(countCognitiveViolations(report), 2);
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});
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