Merge pull request #8922 from Snuffleupagus/paintXObject-errors

Allow `getOperatorList`/`getTextContent` to skip errors when parsing broken XObjects (issue 8702, issue 8704)

test/pdfs/.gitignore

@@ -57,6 +57,7 @@
 !issue8480.pdf
 !issue8570.pdf
 !issue8697.pdf
+!issue8702.pdf
 !issue8707.pdf
 !issue8798r.pdf
 !issue8823.pdf

test/test_manifest.json

@@ -1640,6 +1640,22 @@
        "lastPage": 1,
        "type": "load"
     },
+    {  "id": "issue8702-eq",
+       "file": "pdfs/issue8702.pdf",
+       "md5": "59d501ed1518d78ef6ee442cf824b0f6",
+       "rounds": 1,
+       "link": false,
+       "lastPage": 1,
+       "type": "eq"
+    },
+    {  "id": "issue8702-text",
+       "file": "pdfs/issue8702.pdf",
+       "md5": "59d501ed1518d78ef6ee442cf824b0f6",
+       "rounds": 1,
+       "link": false,
+       "lastPage": 1,
+       "type": "text"
+    },
     {  "id": "pr4897",
        "file": "pdfs/pr4897.pdf",
        "md5": "26897633eea5e6d10345a130b1c1777c",

test/unit/evaluator_spec.js

@@ -14,9 +14,9 @@
  */
 
 import { Dict, Name } from '../../src/core/primitives';
+import { FormatError, OPS } from '../../src/shared/util';
 import { OperatorList, PartialEvaluator } from '../../src/core/evaluator';
 import { Stream, StringStream } from '../../src/core/stream';
-import { OPS } from '../../src/shared/util';
 import { WorkerTask } from '../../src/core/worker';
 import { XRefMock } from './test_utils';
 
@@ -48,6 +48,8 @@ describe('evaluator', function() {
       operatorList: result,
     }).then(function() {
       callback(result);
+    }, function(reason) {
+      callback(reason);
     });
   }
 
@@ -229,9 +231,9 @@ describe('evaluator', function() {
     it('should skip paintXObject if name is missing', function(done) {
       var stream = new StringStream('/ Do');
       runOperatorListCheck(partialEvaluator, stream, new ResourcesMock(),
-          function (result) {
-        expect(result.argsArray).toEqual([]);
-        expect(result.fnArray).toEqual([]);
+          function(result) {
+        expect(result instanceof FormatError).toEqual(true);
+        expect(result.message).toEqual('XObject must be referred to by name.');
         done();
       });
     });