Choice widget annotations: unit and reference testing

test/annotation_layer_test.css

@@ -44,7 +44,8 @@
 }
 
 .annotationLayer .textWidgetAnnotation input,
-.annotationLayer .textWidgetAnnotation textarea {
+.annotationLayer .textWidgetAnnotation textarea,
+.annotationLayer .choiceWidgetAnnotation select {
   background-color: rgba(0, 54, 255, 0.13);
   border: 1px solid transparent;
   box-sizing: border-box;
@@ -62,7 +63,8 @@
 }
 
 .annotationLayer .textWidgetAnnotation input[disabled],
-.annotationLayer .textWidgetAnnotation textarea[disabled] {
+.annotationLayer .textWidgetAnnotation textarea[disabled],
+.annotationLayer .choiceWidgetAnnotation select[disabled] {
   background: none;
   border: 1px solid transparent;
 }

test/pdfs/.gitignore

@@ -255,4 +255,5 @@
 !annotation-highlight.pdf
 !annotation-fileattachment.pdf
 !annotation-text-widget.pdf
+!annotation-choice-widget.pdf
 !zero_descent.pdf

test/test_manifest.json

@@ -3216,6 +3216,20 @@
        "type": "eq",
        "forms": true
     },
+    {  "id": "annotation-choice-widget-annotations",
+       "file": "pdfs/annotation-choice-widget.pdf",
+       "md5": "7dfb0d743a0da0f4a71b209ab43b0be5",
+       "rounds": 1,
+       "type": "eq",
+       "annotations": true
+    },
+    {  "id": "annotation-choice-widget-forms",
+       "file": "pdfs/annotation-choice-widget.pdf",
+       "md5": "7dfb0d743a0da0f4a71b209ab43b0be5",
+       "rounds": 1,
+       "type": "eq",
+       "forms": true
+    },
     {  "id": "issue6108",
        "file": "pdfs/issue6108.pdf",
        "md5": "8961cb55149495989a80bf0487e0f076",

test/unit/annotation_layer_spec.js

@@ -581,6 +581,175 @@ describe('Annotation layer', function() {
     });
   });
 
+  describe('ChoiceWidgetAnnotation', function() {
+    var choiceWidgetDict;
+
+    beforeEach(function (done) {
+      choiceWidgetDict = new Dict();
+      choiceWidgetDict.set('Type', Name.get('Annot'));
+      choiceWidgetDict.set('Subtype', Name.get('Widget'));
+      choiceWidgetDict.set('FT', Name.get('Ch'));
+
+      done();
+    });
+
+    afterEach(function () {
+      choiceWidgetDict = null;
+    });
+
+    it('should handle missing option arrays', function() {
+      var choiceWidgetRef = new Ref(122, 0);
+      var xref = new XRefMock([
+        { ref: choiceWidgetRef, data: choiceWidgetDict, }
+      ]);
+
+      var choiceWidgetAnnotation = annotationFactory.create(xref,
+                                                            choiceWidgetRef);
+      var data = choiceWidgetAnnotation.data;
+      expect(data.annotationType).toEqual(AnnotationType.WIDGET);
+      expect(data.options).toEqual([]);
+    });
+
+    it('should handle option arrays with array elements', function() {
+      var options = [['foo_export', 'Foo'], ['bar_export', 'Bar']];
+      var expected = [
+        {
+          exportValue: 'foo_export',
+          displayValue: 'Foo'
+        },
+        {
+          exportValue: 'bar_export',
+          displayValue: 'Bar'
+        }
+      ];
+
+      choiceWidgetDict.set('Opt', options);
+
+      var choiceWidgetRef = new Ref(123, 0);
+      var xref = new XRefMock([
+        { ref: choiceWidgetRef, data: choiceWidgetDict, }
+      ]);
+
+      var choiceWidgetAnnotation = annotationFactory.create(xref,
+                                                            choiceWidgetRef);
+      var data = choiceWidgetAnnotation.data;
+      expect(data.annotationType).toEqual(AnnotationType.WIDGET);
+      expect(data.options).toEqual(expected);
+    });
+
+    it('should handle option arrays with string elements', function() {
+      var options = ['Foo', 'Bar'];
+      var expected = [
+        {
+          exportValue: 'Foo',
+          displayValue: 'Foo'
+        },
+        {
+          exportValue: 'Bar',
+          displayValue: 'Bar'
+        }
+      ];
+
+      choiceWidgetDict.set('Opt', options);
+
+      var choiceWidgetRef = new Ref(981, 0);
+      var xref = new XRefMock([
+        { ref: choiceWidgetRef, data: choiceWidgetDict, }
+      ]);
+
+      var choiceWidgetAnnotation = annotationFactory.create(xref,
+                                                            choiceWidgetRef);
+      var data = choiceWidgetAnnotation.data;
+      expect(data.annotationType).toEqual(AnnotationType.WIDGET);
+      expect(data.options).toEqual(expected);
+    });
+
+    it('should handle array field values', function() {
+      var fieldValue = ['Foo', 'Bar'];
+
+      choiceWidgetDict.set('V', fieldValue);
+
+      var choiceWidgetRef = new Ref(968, 0);
+      var xref = new XRefMock([
+        { ref: choiceWidgetRef, data: choiceWidgetDict, }
+      ]);
+
+      var choiceWidgetAnnotation = annotationFactory.create(xref,
+                                                            choiceWidgetRef);
+      var data = choiceWidgetAnnotation.data;
+      expect(data.annotationType).toEqual(AnnotationType.WIDGET);
+      expect(data.fieldValue).toEqual(fieldValue);
+    });
+
+    it('should handle string field values', function() {
+      var fieldValue = 'Foo';
+
+      choiceWidgetDict.set('V', fieldValue);
+
+      var choiceWidgetRef = new Ref(978, 0);
+      var xref = new XRefMock([
+        { ref: choiceWidgetRef, data: choiceWidgetDict, }
+      ]);
+
+      var choiceWidgetAnnotation = annotationFactory.create(xref,
+                                                            choiceWidgetRef);
+      var data = choiceWidgetAnnotation.data;
+      expect(data.annotationType).toEqual(AnnotationType.WIDGET);
+      expect(data.fieldValue).toEqual([fieldValue]);
+    });
+
+    it('should handle unknown flags', function() {
+      var choiceWidgetRef = new Ref(166, 0);
+      var xref = new XRefMock([
+        { ref: choiceWidgetRef, data: choiceWidgetDict, }
+      ]);
+
+      var choiceWidgetAnnotation = annotationFactory.create(xref,
+                                                            choiceWidgetRef);
+      var data = choiceWidgetAnnotation.data;
+      expect(data.annotationType).toEqual(AnnotationType.WIDGET);
+      expect(data.readOnly).toEqual(false);
+      expect(data.combo).toEqual(false);
+      expect(data.multiSelect).toEqual(false);
+    });
+
+    it('should not set invalid flags', function() {
+      choiceWidgetDict.set('Ff', 'readonly');
+
+      var choiceWidgetRef = new Ref(165, 0);
+      var xref = new XRefMock([
+        { ref: choiceWidgetRef, data: choiceWidgetDict, }
+      ]);
+
+      var choiceWidgetAnnotation = annotationFactory.create(xref,
+                                                            choiceWidgetRef);
+      var data = choiceWidgetAnnotation.data;
+      expect(data.annotationType).toEqual(AnnotationType.WIDGET);
+      expect(data.readOnly).toEqual(false);
+      expect(data.combo).toEqual(false);
+      expect(data.multiSelect).toEqual(false);
+    });
+
+    it('should set valid flags', function() {
+      choiceWidgetDict.set('Ff', AnnotationFieldFlag.READONLY +
+                                 AnnotationFieldFlag.COMBO +
+                                 AnnotationFieldFlag.MULTISELECT);
+
+      var choiceWidgetRef = new Ref(512, 0);
+      var xref = new XRefMock([
+        { ref: choiceWidgetRef, data: choiceWidgetDict, }
+      ]);
+
+      var choiceWidgetAnnotation = annotationFactory.create(xref,
+                                                            choiceWidgetRef);
+      var data = choiceWidgetAnnotation.data;
+      expect(data.annotationType).toEqual(AnnotationType.WIDGET);
+      expect(data.readOnly).toEqual(true);
+      expect(data.combo).toEqual(true);
+      expect(data.multiSelect).toEqual(true);
+    });
+  });
+
   describe('FileAttachmentAnnotation', function() {
     var loadingTask;
     var annotations;