Improve test coverage

Author: DrRataplan

test/specs/parsing/getBucketForSelector.tests.ts

@@ -37,6 +37,14 @@ describe('getBucketForSelector', () => {
 	it('returns the correct bucket for expressions using the and operator, first not having a bucket', () => {
 		assertBucketForSelector('true() and self::element()', 'type-1');
 	});
+	it('returns the correct bucket for expressions using the and operator, first matching nothing', () => {
+		assertBucketForSelector('(self::element() and self::processing-instruction()) or self::element()', 'type-1');
+		assertBucketForSelector('self::element() or (self::element() and self::processing-instruction())', 'type-1');
+	});
+	it('returns the correct bucket for expressions using nested operators, first matching everything', () => {
+		assertBucketForSelector('(self::element() or self::processing-instruction()) or self::element()', null);
+		assertBucketForSelector('self::element() or (self::element() or self::processing-instruction())', null);
+	});
 	it('returns the correct bucket for expressions using the or operator, first not having a bucket', () => {
 		assertBucketForSelector('true() or self::element()', null);
 	});

test/specs/parsing/operators/boolean/OrOperator.tests.ts

@@ -28,6 +28,13 @@ describe('or operator', () => {
 		);
 	});
 
+	it('can parse an "or" selector with different nonoverlapping buckets that does not match', () => {
+		jsonMlMapper.parse(['c'], documentNode);
+		chai.assert.isFalse(
+			evaluateXPathToBoolean('self::a or self::b', documentNode.documentElement),
+		);
+	});
+
 	it('can parse a concatenation of ors', () =>
 		chai.assert.isTrue(
 			evaluateXPathToBoolean(