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Allow underscores in entity names, and entities with no relationships

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This commit is contained in:
Adrian Hall
2020-10-23 10:00:17 +01:00
parent 3f60107885
commit 245e25f4b7
4 changed files with 50 additions and 11 deletions
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19
src/diagrams/er/parser/erDiagram.spec.js
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@@ -14,6 +14,25 @@ describe('when parsing ER diagram it...', function() {
erDiagram.parser.yy.clear();
});
it ('should allow stand-alone entities with no relationships', function() {
const line1 = 'ISLAND';
const line2 = 'MAINLAND';
erDiagram.parser.parse(`erDiagram\n${line1}\n${line2}`);
expect(Object.keys(erDb.getEntities()).length).toBe(2);
expect (erDb.getRelationships().length).toBe(0);
});
it ('should allow hyphens and underscores in entity names', function() {
const line1 = 'DUCK-BILLED-PLATYPUS';
const line2 = 'CHARACTER_SET';
erDiagram.parser.parse(`erDiagram\n${line1}\n${line2}`);
const entities = erDb.getEntities();
expect (entities["DUCK-BILLED-PLATYPUS"]).toBe('DUCK-BILLED-PLATYPUS');
expect (entities.CHARACTER_SET).toBe('CHARACTER_SET');
});
it('should associate two entities correctly', function() {
erDiagram.parser.parse('erDiagram\nCAR ||--o{ DRIVER : "insured for"');
const entities = erDb.getEntities();