build(test): recursively find test files; fail on unsupported dependency versions (#100)

* build(test): recursively find test files; fail on unsupported dependency versions

Source-Author: Megan Potter <[email protected]>
Source-Date: Fri Sep 11 18:47:00 2020 -0700
Source-Repo: googleapis/synthtool
Source-Sha: fdd03c161003ab97657cc0218f25c82c89ddf4b6
Source-Link: googleapis/synthtool@fdd03c1

* build: update test

Co-authored-by: Sofia Leon <[email protected]>

Author: yoshi-automation

document-ai/snippets/test/batch_parse_table.test.js

@@ -47,6 +47,6 @@ describe('Document AI batch parse table', () => {
     const output = execSync(
       `${cmd} ${testParseTable.projectId} ${testParseTable.location} gs://${bucketName}`
     );
-    assert.match(output, /First detected language:/);
+    assert.match(output, /Document processing complete./);
   });
 });