chore: add tests from #303

Author: jeswr

test/N3Store-test.js

@@ -1653,6 +1653,32 @@ describe('Store', () => {
       [...store.match(null, null, null, null)].should.have.length(3);
     });
 
+    it('should include added elements in match if iteration has not yet started (deeply nested)', () => {
+      const m = store.match(null, null, null, null);
+      store.add(new Quad(
+        new NamedNode('s1'),
+        new NamedNode('p1'),
+        new Quad(new NamedNode('s1'), new NamedNode('p1'), new NamedNode('o3'))
+        )
+      );
+      store.add(new Quad(
+        new NamedNode('s1'),
+        new NamedNode('p1'),
+        new Quad(
+          new NamedNode('s1'),
+          new NamedNode('p1'),
+          new Quad(
+            new NamedNode('s1'),
+            new NamedNode('p1'),
+            new NamedNode('o3')
+            )
+          )
+        )
+      );
+      [...m].should.have.length(4);
+      [...store.match(null, null, null, null)].should.have.length(4);
+    });
+
     it('should still include results of original match after iterating while adding new data', () => {
       const m = store.match(null, null, null, null)[Symbol.iterator]();
       m.next().value.should.deep.equal(new Quad(new NamedNode('s1'), new NamedNode('p1'), new NamedNode('o1')));

test/Term-test.js

@@ -15,6 +15,54 @@ import {
   unescapeQuotes,
 } from '../src/N3DataFactory';
 
+
+const DEEP_TRIPLE = new Quad(
+  new Quad(
+    new Quad(
+      new Quad(
+        new BlankNode('n3-000'),
+        new Variable('var-b'),
+        new Literal('"abc"@en-us'),
+        new NamedNode('http://ex.org/d')
+      ),
+      new Variable('var-b'),
+      new Quad(
+        new BlankNode('n3-000'),
+        new Variable('var-b'),
+        new Literal('"abc"@en-us'),
+        new NamedNode('http://ex.org/d')
+      ),
+      new NamedNode('http://ex.org/d')
+    ),
+    new Variable('var-b'),
+    new Quad(
+      new BlankNode('n3-000'),
+      new Variable('var-b'),
+      new Literal('"abc"@en-us'),
+      new NamedNode('http://ex.org/d')
+    ),
+    new NamedNode('http://ex.org/d')
+  ),
+  new NamedNode('http://ex.org/b'),
+  new Quad(
+    new Quad(
+      new BlankNode('n3-000'),
+      new Variable('var-b'),
+      new Literal('"abc"@en-us'),
+      new NamedNode('http://ex.org/d')
+    ),
+    new Variable('var-b'),
+    new Quad(
+      new BlankNode('n3-000'),
+      new Variable('var-b'),
+      new Literal('"abc"@en-us'),
+      new NamedNode('http://ex.org/d')
+    ),
+    new NamedNode('http://ex.org/d')
+  ),
+  new NamedNode('http://ex.org/d')
+);
+
 describe('Term', () => {
   describe('The Term module', () => {
     it('should be a function', () => {
@@ -161,6 +209,11 @@ describe('Term', () => {
       termFromId(termToId(q)).should.deep.equal(q);
     });
 
+    it('should correctly handle deeply nested quads', () => {
+      DEEP_TRIPLE.equals(termFromId(termToId(DEEP_TRIPLE))).should.equal(true);
+      termFromId(termToId(DEEP_TRIPLE)).equals(DEEP_TRIPLE).should.equal(true);
+    });
+
     describe('with a custom factory', () => {
       const factory = {
         defaultGraph: function ()     { return ['d'];       },