Tests: Added missing tests to reach 100% CC.

tests/conversion/conversion.js

@@ -29,7 +29,7 @@ describe( 'Conversion', () => {
 
 		upcastDispaA = Symbol( 'upA' );
 
-		conversion = new Conversion( [ downcastDispA, downcastDispB ], upcastDispaA );
+		conversion = new Conversion( [ downcastDispA, downcastDispB ], [ upcastDispaA ] );
 	} );
 
 	describe( 'addAlias()', () => {
@@ -101,6 +101,21 @@ describe( 'Conversion', () => {
 		} );
 	} );
 
+	it( 'constructor() should be able to take singular objects instead of arrays', () => {
+		const helperA = sinon.stub();
+		const helperB = sinon.stub();
+
+		conversion = new Conversion( downcastDispA, upcastDispaA );
+
+		conversion.for( 'downcast' ).add( helperA );
+
+		expect( helperA.calledWithExactly( downcastDispA ) ).to.be.true;
+
+		conversion.for( 'upcast' ).add( helperB );
+
+		expect( helperB.calledWithExactly( upcastDispaA ) ).to.be.true;
+	} );
+
 	describe( 'converters', () => {
 		let viewDispatcher, model, schema, conversion, modelRoot, viewRoot;
 

tests/model/operation/transform/split.js

@@ -540,6 +540,24 @@ describe( 'transform', () => {
 					'<paragraph>r</paragraph>'
 				);
 			} );
+
+			it( 'move operation does not really move anything', () => {
+				john.setData( '<paragraph>[F]oobar</paragraph>' );
+				kate.setData( '<paragraph>F[oo]bar</paragraph>' );
+
+				john.remove();
+				john.setSelection( [ 0, 4 ] );
+				john.split();
+
+				kate.move( [ 0, 0 ] );
+
+				syncClients();
+
+				expectClients(
+					'<paragraph>ooba</paragraph>' +
+					'<paragraph>r</paragraph>'
+				);
+			} );
 		} );
 	} );
 } );

tests/view/renderer.js

@@ -3252,6 +3252,43 @@ describe( 'Renderer', () => {
 				] );
 			} );
 
+			it( 'should not incorrectly remove element which is not a FSC when rendering children', () => {
+				// This test's purpose is mostly reaching 100% CC.
+				observer = new MutationObserver( () => {} );
+
+				viewRoot._appendChild( parse( '<container:div><container:p>1</container:p><container:p>2</container:p></container:div>' ) );
+
+				const viewDiv = viewRoot.getChild( 0 );
+
+				// Set fake selection on the second paragraph.
+				selection._setTo( viewDiv.getChild( 1 ), 'on', { fake: true } );
+
+				renderer.markToSync( 'children', viewDiv );
+				renderer.markToSync( 'children', viewRoot );
+				renderer.render();
+
+				observer.observe( domRoot.childNodes[ 0 ], {
+					childList: true,
+					attributes: false,
+					subtree: false
+				} );
+
+				// Remove the second paragraph.
+				viewDiv._removeChildren( 1, 1 );
+				// And set the fake selection on the first one.
+				selection._setTo( viewDiv.getChild( 0 ), 'on', { fake: true } );
+
+				renderer.markToSync( 'children', viewDiv );
+				renderer.markToSync( 'children', viewRoot );
+				renderer.render();
+
+				expect( getMutationStats( observer.takeRecords() ) ).to.deep.equal( [
+					'added: 0, removed: 1'
+				] );
+
+				observer.disconnect();
+			} );
+
 			describe( 'using fastDiff() - significant number of nodes in the editor', () => {
 				it( 'should add only one child (at the beginning)', () => {
 					viewRoot._appendChild( parse( makeContainers( 151 ) ) );