fix(dlp): resolve CommonJS compatibility issues and stabilize test (#4350)

* fix(dlp): downgrade mime to v3 to restore CommonJS compatibility

* fix(dlp): downgrade mime and pixelmatch to restore CommonJS compatibility

* test(dlp): use realistic mock SSN to fix DLP API likelihood filtering

Author: angelcaamal

dlp/inspectWithCustomHotwords.js

@@ -37,7 +37,7 @@ function main(projectId) {
     ],
     rows: [
       {
-        values: [{stringValue: '111-11-1111'}, {stringValue: '222-22-2222'}],
+        values: [{stringValue: '111-11-1111'}, {stringValue: '458-90-3124'}],
       },
     ],
   };

dlp/package.json

@@ -22,9 +22,9 @@
   "devDependencies": {
     "c8": "^10.0.0",
     "chai": "^4.5.0",
-    "mime": "^4.0.0",
+    "mime": "^3.0.0",
     "mocha": "^10.0.0",
-    "pixelmatch": "^6.0.0",
+    "pixelmatch": "^5.3.0",
     "pngjs": "^7.0.0",
     "proxyquire": "^2.1.3",
     "sinon": "^18.0.0",

dlp/system-test/inspect.test.js

@@ -1144,7 +1144,7 @@ describe('inspect', () => {
   it('should inspect a table excluding findings in a particular row', () => {
     const output = execSync(`node inspectWithCustomHotwords.js ${projectId}`);
     assert.match(output, /Findings: 1/);
-    assert.match(output, /Quote: 222-22-2222/);
+    assert.match(output, /Quote: 458-90-3124/);
     assert.notMatch(output, /Quote: 111-11-1111/);
   });