// SPDX-License-Identifier: AGPL-3.0
import * as Tree from './tree';
+import { initTreeNode } from './tree';
+import { pipe } from 'lodash/fp';
describe('Tree', () => {
let tree: Tree.Tree<string>;
});
it('sets new node', () => {
- const newTree = Tree.setNode({ children: [], id: 'Node 1', parent: '', value: 'Value 1' })(tree);
- expect(Tree.getNode('Node 1')(newTree)).toEqual({ children: [], id: 'Node 1', parent: '', value: 'Value 1' });
+ const newTree = Tree.setNode(initTreeNode({ id: 'Node 1', value: 'Value 1' }))(tree);
+ expect(Tree.getNode('Node 1')(newTree)).toEqual(initTreeNode({ id: 'Node 1', value: 'Value 1' }));
+ });
+
+ it('appends a subtree', () => {
+ const newTree = Tree.setNode(initTreeNode({ id: 'Node 1', value: 'Value 1' }))(tree);
+ const subtree = Tree.setNode(initTreeNode({ id: 'Node 2', value: 'Value 2' }))(Tree.createTree());
+ const mergedTree = Tree.appendSubtree('Node 1', subtree)(newTree);
+ expect(Tree.getNode('Node 1')(mergedTree)).toBeDefined();
+ expect(Tree.getNode('Node 2')(mergedTree)).toBeDefined();
});
it('adds new node reference to parent children', () => {
- const [newTree] = [tree]
- .map(Tree.setNode({ children: [], id: 'Node 1', parent: '', value: 'Value 1' }))
- .map(Tree.setNode({ children: [], id: 'Node 2', parent: 'Node 1', value: 'Value 2' }));
+ const newTree = pipe(
+ Tree.setNode(initTreeNode({ id: 'Node 1', parent: '', value: 'Value 1' })),
+ Tree.setNode(initTreeNode({ id: 'Node 2', parent: 'Node 1', value: 'Value 2' })),
+ )(tree);
- expect(Tree.getNode('Node 1')(newTree)).toEqual({ children: ['Node 2'], id: 'Node 1', parent: '', value: 'Value 1' });
+ expect(Tree.getNode('Node 1')(newTree)).toEqual({
+ ...initTreeNode({ id: 'Node 1', parent: '', value: 'Value 1' }),
+ children: ['Node 2']
+ });
});
it('gets node ancestors', () => {
const newTree = [
- { children: [], id: 'Node 1', parent: '', value: 'Value 1' },
- { children: [], id: 'Node 2', parent: 'Node 1', value: 'Value 1' },
- { children: [], id: 'Node 3', parent: 'Node 2', value: 'Value 1' }
+ initTreeNode({ id: 'Node 1', parent: '', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2', parent: 'Node 1', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 3', parent: 'Node 2', value: 'Value 1' }),
].reduce((tree, node) => Tree.setNode(node)(tree), tree);
- expect(Tree.getNodeAncestors('Node 3')(newTree)).toEqual(['Node 1', 'Node 2']);
+ expect(Tree.getNodeAncestorsIds('Node 3')(newTree)).toEqual(['Node 1', 'Node 2']);
});
it('gets node descendants', () => {
const newTree = [
- { children: [], id: 'Node 1', parent: '', value: 'Value 1' },
- { children: [], id: 'Node 2', parent: 'Node 1', value: 'Value 1' },
- { children: [], id: 'Node 2.1', parent: 'Node 2', value: 'Value 1' },
- { children: [], id: 'Node 3', parent: 'Node 1', value: 'Value 1' },
- { children: [], id: 'Node 3.1', parent: 'Node 3', value: 'Value 1' }
+ initTreeNode({ id: 'Node 1', parent: '', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2', parent: 'Node 1', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2.1', parent: 'Node 2', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 3', parent: 'Node 1', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 3.1', parent: 'Node 3', value: 'Value 1' }),
].reduce((tree, node) => Tree.setNode(node)(tree), tree);
- expect(Tree.getNodeDescendants('Node 1')(newTree)).toEqual(['Node 2', 'Node 3', 'Node 2.1', 'Node 3.1']);
+ expect(Tree.getNodeDescendantsIds('Node 1')(newTree)).toEqual(['Node 2', 'Node 3', 'Node 2.1', 'Node 3.1']);
});
it('gets root descendants', () => {
const newTree = [
- { children: [], id: 'Node 1', parent: '', value: 'Value 1' },
- { children: [], id: 'Node 2', parent: 'Node 1', value: 'Value 1' },
- { children: [], id: 'Node 2.1', parent: 'Node 2', value: 'Value 1' },
- { children: [], id: 'Node 3', parent: 'Node 1', value: 'Value 1' },
- { children: [], id: 'Node 3.1', parent: 'Node 3', value: 'Value 1' }
+ initTreeNode({ id: 'Node 1', parent: '', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2', parent: 'Node 1', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2.1', parent: 'Node 2', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 3', parent: 'Node 1', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 3.1', parent: 'Node 3', value: 'Value 1' }),
].reduce((tree, node) => Tree.setNode(node)(tree), tree);
- expect(Tree.getNodeDescendants('')(newTree)).toEqual(['Node 1', 'Node 2', 'Node 3', 'Node 2.1', 'Node 3.1']);
+ expect(Tree.getNodeDescendantsIds('')(newTree)).toEqual(['Node 1', 'Node 2', 'Node 3', 'Node 2.1', 'Node 3.1']);
});
it('gets node children', () => {
const newTree = [
- { children: [], id: 'Node 1', parent: '', value: 'Value 1' },
- { children: [], id: 'Node 2', parent: 'Node 1', value: 'Value 1' },
- { children: [], id: 'Node 2.1', parent: 'Node 2', value: 'Value 1' },
- { children: [], id: 'Node 3', parent: 'Node 1', value: 'Value 1' },
- { children: [], id: 'Node 3.1', parent: 'Node 3', value: 'Value 1' }
+ initTreeNode({ id: 'Node 1', parent: '', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2', parent: 'Node 1', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2.1', parent: 'Node 2', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 3', parent: 'Node 1', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 3.1', parent: 'Node 3', value: 'Value 1' }),
].reduce((tree, node) => Tree.setNode(node)(tree), tree);
- expect(Tree.getNodeChildren('Node 1')(newTree)).toEqual(['Node 2', 'Node 3']);
+ expect(Tree.getNodeChildrenIds('Node 1')(newTree)).toEqual(['Node 2', 'Node 3']);
});
it('gets root children', () => {
const newTree = [
- { children: [], id: 'Node 1', parent: '', value: 'Value 1' },
- { children: [], id: 'Node 2', parent: 'Node 1', value: 'Value 1' },
- { children: [], id: 'Node 2.1', parent: 'Node 2', value: 'Value 1' },
- { children: [], id: 'Node 3', parent: '', value: 'Value 1' },
- { children: [], id: 'Node 3.1', parent: 'Node 3', value: 'Value 1' }
+ initTreeNode({ id: 'Node 1', parent: '', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2', parent: 'Node 1', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2.1', parent: 'Node 2', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 3', parent: '', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 3.1', parent: 'Node 3', value: 'Value 1' }),
].reduce((tree, node) => Tree.setNode(node)(tree), tree);
- expect(Tree.getNodeChildren('')(newTree)).toEqual(['Node 1', 'Node 3']);
+ expect(Tree.getNodeChildrenIds('')(newTree)).toEqual(['Node 1', 'Node 3']);
});
it('maps tree', () => {
const newTree = [
- { children: [], id: 'Node 1', parent: '', value: 'Value 1' },
- { children: [], id: 'Node 2', parent: 'Node 1', value: 'Value 2' },
+ initTreeNode({ id: 'Node 1', parent: '', value: 'Value 1' }),
+ initTreeNode({ id: 'Node 2', parent: 'Node 1', value: 'Value 2' }),
].reduce((tree, node) => Tree.setNode(node)(tree), tree);
const mappedTree = Tree.mapTreeValues<string, number>(value => parseInt(value.split(' ')[1], 10))(newTree);
- expect(Tree.getNode('Node 2')(mappedTree)).toEqual({ children: [], id: 'Node 2', parent: 'Node 1', value: 2 }, );
+ expect(Tree.getNode('Node 2')(mappedTree)).toEqual(initTreeNode({ id: 'Node 2', parent: 'Node 1', value: 2 }));
});
-});
\ No newline at end of file
+});