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Merged
timfish merged 2 commits into from
Jan 16, 2026
Merged

test: Ensure Debug IDs match #840

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test: Ensure Debug IDs match
timfish Jan 15, 2026
ad9f55e
Merge branch 'main' into timfish/test/ensure-debug-ids-match
timfish Jan 16, 2026
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46 changes: 25 additions & 21 deletions .../integration-tests/fixtures/debug-ids-already-injected/debug-ids-already-injected.test.ts
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Original file line number Diff line number Diff line change
@@ -1,3 +1,4 @@
/* eslint-disable jest/expect-expect */
import * as path from "path";
import * as fs from "fs";
import * as os from "os";
Expand All @@ -11,23 +12,35 @@ function createTempDir() {
const SPEC_DEBUG_ID_REGEX = /\/\/# debugId=([a-fA-F0-9-]+)/g;

function countDebugIdComments(source: string): number {
const matches = source.match(SPEC_DEBUG_ID_REGEX);
if (matches) {
return matches.length;
return source.match(SPEC_DEBUG_ID_REGEX)?.length || 0;
}

function getDebugIdFromComment(source: string): string | undefined {
const match = SPEC_DEBUG_ID_REGEX.exec(source);
if (match && match[1]) {
return match[1];
}
return 0;
return undefined;
}

function getSingleJavaScriptSourceFileFromDirectory(
dir: string,
fileExtension = ".js"
): string | undefined {
function getSingleJavaScriptSourceFileFromDirectory(dir: string, fileExtension = ".js"): string {
const files = fs.readdirSync(dir);
const jsFiles = files.filter((file) => file.endsWith(fileExtension));
if (jsFiles.length === 1) {
return fs.readFileSync(path.join(dir, jsFiles[0] as string), "utf-8");
}
return undefined;
return "";
}

function expected(tempDir: string) {
const source = getSingleJavaScriptSourceFileFromDirectory(tempDir);
expect(source).toBeDefined();
const debugIds = countDebugIdComments(source);
expect(debugIds).toBe(1);
const debugId = getDebugIdFromComment(source);
expect(debugId).toBeDefined();
// Check the JavaScript contains a matching id
expect(source).toContain(`="${debugId || "fail"}"`);
}

describeNode18Plus("vite 6 bundle", () => {
Expand All @@ -44,10 +57,7 @@ describeNode18Plus("vite 6 bundle", () => {
});

test("check vite 6 bundle", () => {
const source = getSingleJavaScriptSourceFileFromDirectory(tempDir);
expect(source).toBeDefined();
const debugIds = countDebugIdComments(source as string);
expect(debugIds).toBe(1);
expected(tempDir);
});

afterEach(() => {
Expand All @@ -69,10 +79,7 @@ describeNode18Plus("webpack 5 bundle", () => {
});

test("check webpack 5 bundle", () => {
const source = getSingleJavaScriptSourceFileFromDirectory(tempDir);
expect(source).toBeDefined();
const debugIds = countDebugIdComments(source as string);
expect(debugIds).toBe(1);
expected(tempDir);
});

afterEach(() => {
Expand All @@ -94,10 +101,7 @@ describeNode18Plus("rollup bundle", () => {
});

test("check rollup bundle", () => {
const source = getSingleJavaScriptSourceFileFromDirectory(tempDir);
expect(source).toBeDefined();
const debugIds = countDebugIdComments(source as string);
expect(debugIds).toBe(1);
expected(tempDir);
});

afterEach(() => {
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