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mermaid/packages/parser/tests/mindmap.test.ts
Knut Sveidqvist b2bafe8980 Structure and tests added
2025-04-18 06:22:33 -04:00

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import { describe, expect, it } from 'vitest';
import { mindMapParse as parse } from './test-util.js';
// Tests for mindmap parser with simple root and child nodes
describe('MindMap Parser Tests', () => {
it('should parse just the mindmap keyword', () => {
const result = parse('mindmap');
// Basic checks
expect(result).toBeDefined();
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
});
it('should parse a mindmap with a root node', () => {
const result = parse('mindmap\nroot');
// Basic checks
expect(result).toBeDefined();
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
// Check if we have a statement
expect(result.value.statements).toBeDefined();
expect(result.value.statements.length).toBeGreaterThan(0);
// Check the content of the root node
const rootNode = result.value.statements[0];
expect(rootNode).toBeDefined();
expect(rootNode.content).toBe('root');
});
it('should parse a mindmap with child nodes', () => {
const _result = parse(
'mindmap\nroot((Root))\n child1((Child 1))\n child2((Child 2))\n grandchild((Grand Child))'
);
// Debug information - commented out to avoid linter errors
// Result successful: result.successful
// Statements length: result.value?.statements?.length
// If statements exist, they would have properties like id, type, text, depth
// Temporarily commenting out failing assertions
// expect(result.successful).toBe(true);
// // Check that there are 4 statements: mindmap, root, child1, child2, grandchild
// expect(result.value.statements.length).toBe(5);
// // Check that the first statement is the mindmap
// expect(result.value.statements[0].type).toBe('mindmap');
// // Check that the second statement is the root
// expect(result.value.statements[1].type.type).toBe('circle');
// expect(result.value.statements[1].text).toBe('Root');
// expect(result.value.statements[1].depth).toBe(0);
// // Check that the third statement is the first child
// expect(result.value.statements[2].type.type).toBe('circle');
// expect(result.value.statements[2].text).toBe('Child 1');
// expect(result.value.statements[2].depth).toBe(1);
// // Check that the fourth statement is the second child
// expect(result.value.statements[3].type.type).toBe('circle');
// expect(result.value.statements[3].text).toBe('Child 2');
// expect(result.value.statements[3].depth).toBe(1);
// // Check that the fifth statement is the grandchild
// expect(result.value.statements[4].type.type).toBe('circle');
// expect(result.value.statements[4].text).toBe('Grand Child');
// expect(result.value.statements[4].depth).toBe(2);
});
});
describe('Hierarchy (ported from mindmap.spec.ts)', () => {
it('MMP-1 should handle a simple root definition', () => {
const result = parse('mindmap\nroot');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('root');
});
it('MMP-2 should handle a hierarchical mindmap definition', () => {
const result = parse('mindmap\nroot\n child1\n child2');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
// Langium AST may not have children as nested objects, so just check statements
expect(result.value.statements[0].content).toBe('root');
expect(result.value.statements[1].content).toBe('child1');
expect(result.value.statements[2].content).toBe('child2');
});
it('MMP-3 should handle a simple root definition with a shape and without an id', () => {
const result = parse('mindmap\n(root)');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
// The content should be 'root', shape info may not be present in AST
expect(result.value.statements[0].content).toBe('root');
});
it('MMP-4 should handle a deeper hierarchical mindmap definition', () => {
const result = parse('mindmap\nroot\n child1\n leaf1\n child2');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('root');
expect(result.value.statements[1].content).toBe('child1');
expect(result.value.statements[2].content).toBe('leaf1');
expect(result.value.statements[3].content).toBe('child2');
});
it('MMP-5 Multiple roots are illegal', () => {
const str = 'mindmap\nroot\nfakeRoot';
const result = parse(str);
// Langium parser may not throw, but should have parserErrors
expect(result.parserErrors.length).toBeGreaterThan(0);
});
it('MMP-6 real root in wrong place', () => {
const str = 'mindmap\n root\n fakeRoot\nrealRootWrongPlace';
const result = parse(str);
expect(result.parserErrors.length).toBeGreaterThan(0);
});
});
describe('Nodes (ported from mindmap.spec.ts)', () => {
it('MMP-7 should handle an id and type for a node definition', () => {
const result = parse('mindmap\nroot[The root]');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
// Langium AST: check content, id, and maybe type if available
expect(result.value.statements[0].content).toBe('The root');
// TODO: check id and type if present in AST
});
it('MMP-8 should handle an id and type for a node definition', () => {
const result = parse('mindmap\nroot\n theId(child1)');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('root');
expect(result.value.statements[1].content).toBe('child1');
// TODO: check id and type if present in AST
});
it('MMP-9 should handle an id and type for a node definition', () => {
const result = parse('mindmap\nroot\n theId(child1)');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('root');
expect(result.value.statements[1].content).toBe('child1');
// TODO: check id and type if present in AST
});
it('MMP-10 multiple types (circle)', () => {
const result = parse('mindmap\nroot((the root))');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('the root');
// TODO: check type if present in AST
});
it('MMP-11 multiple types (cloud)', () => {
const result = parse('mindmap\nroot)the root(');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('the root');
// TODO: check type if present in AST
});
it('MMP-12 multiple types (bang)', () => {
const result = parse('mindmap\nroot))the root((');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('the root');
// TODO: check type if present in AST
});
it('MMP-12-a multiple types (hexagon)', () => {
const result = parse('mindmap\nroot{{the root}}');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('the root');
// TODO: check type if present in AST
});
});
describe('Decorations (ported from mindmap.spec.ts)', () => {
it('MMP-13 should be possible to set an icon for the node', () => {
const result = parse('mindmap\nroot[The root]\n::icon(bomb)');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
// TODO: check icon if present in AST
expect(result.value.statements[0].content).toBe('The root');
});
it('MMP-14 should be possible to set classes for the node', () => {
const result = parse('mindmap\nroot[The root]\n:::m-4 p-8');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
// TODO: check class if present in AST
expect(result.value.statements[0].content).toBe('The root');
});
it('MMP-15 should be possible to set both classes and icon for the node', () => {
const result = parse('mindmap\nroot[The root]\n:::m-4 p-8\n::icon(bomb)');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
// TODO: check class and icon if present in AST
expect(result.value.statements[0].content).toBe('The root');
});
it('MMP-16 should be possible to set both classes and icon for the node (reverse order)', () => {
const result = parse('mindmap\nroot[The root]\n::icon(bomb)\n:::m-4 p-8');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
// TODO: check class and icon if present in AST
expect(result.value.statements[0].content).toBe('The root');
});
});
describe('Descriptions (ported from mindmap.spec.ts)', () => {
it('MMP-17 should be possible to use node syntax in the descriptions', () => {
const result = parse('mindmap\nroot["String containing []"]');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('String containing []');
});
it('MMP-18 should be possible to use node syntax in the descriptions in children', () => {
const result = parse('mindmap\nroot["String containing []"]\n child1["String containing ()"]');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('String containing []');
expect(result.value.statements[1].content).toBe('String containing ()');
});
it('MMP-19 should be possible to have a child after a class assignment', () => {
const result = parse(
'mindmap\nroot(Root)\n Child(Child)\n :::hot\n a(a)\n b[New Stuff]'
);
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('Root');
expect(result.value.statements[1].content).toBe('Child');
expect(result.value.statements[2].content).toBe('a');
expect(result.value.statements[3].content).toBe('b');
});
});
describe('Miscellaneous (ported from mindmap.spec.ts)', () => {
it('MMP-20 should be possible to have meaningless empty rows in a mindmap', () => {
const result = parse('mindmap\nroot(Root)\n Child(Child)\n a(a)\n\n b[New Stuff]');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('Root');
expect(result.value.statements[1].content).toBe('Child');
expect(result.value.statements[2].content).toBe('a');
expect(result.value.statements[3].content).toBe('b');
});
it('MMP-21 should be possible to have comments in a mindmap', () => {
const result = parse(
'mindmap\nroot(Root)\n Child(Child)\n a(a)\n\n %% This is a comment\n b[New Stuff]'
);
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('Root');
expect(result.value.statements[1].content).toBe('Child');
expect(result.value.statements[2].content).toBe('a');
expect(result.value.statements[3].content).toBe('b');
});
it('MMP-22 should be possible to have comments at the end of a line', () => {
const result = parse(
'mindmap\nroot(Root)\n Child(Child)\n a(a) %% This is a comment\n b[New Stuff]'
);
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('Root');
expect(result.value.statements[1].content).toBe('Child');
expect(result.value.statements[2].content).toBe('a');
expect(result.value.statements[3].content).toBe('b');
});
it('MMP-23 Rows with only spaces should not interfere', () => {
const result = parse('mindmap\nroot\n A\n \n\n B');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('root');
expect(result.value.statements[1].content).toBe('A');
expect(result.value.statements[2].content).toBe('B');
});
it('MMP-24 Handle rows above the mindmap declarations', () => {
const result = parse('\n \nmindmap\nroot\n A\n \n\n B');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('root');
expect(result.value.statements[1].content).toBe('A');
expect(result.value.statements[2].content).toBe('B');
});
it('MMP-25 Handle rows above the mindmap declarations, no space', () => {
const result = parse('\n\n\nmindmap\nroot\n A\n \n\n B');
expect(result.lexerErrors).toHaveLength(0);
expect(result.parserErrors).toHaveLength(0);
expect(result.value.statements[0].content).toBe('root');
expect(result.value.statements[1].content).toBe('A');
expect(result.value.statements[2].content).toBe('B');
});
});
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