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Updated test cases

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This commit is contained in:
Saurabh Gore 2025-01-07 12:03:54 +05:30
parent 8dc016e7f9
commit 6836e9c7a8
2 changed files with 23 additions and 5 deletions
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3
packages/mermaid/src/diagrams/flowchart/flowDb.ts
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@ -25,10 +25,11 @@ import type {
FlowVertexTypeParam, FlowVertexTypeParam,
} from './types.js'; } from './types.js';
import type { NodeMetaData } from '../../types.js'; import type { NodeMetaData } from '../../types.js';
import type { DiagramDB } from '../../diagram-api/types.js';
const MERMAID_DOM_ID_PREFIX = 'flowchart-'; const MERMAID_DOM_ID_PREFIX = 'flowchart-';
export class FlowDb { export class FlowDb implements DiagramDB {
private vertexCounter = 0; private vertexCounter = 0;
private config = getConfig(); private config = getConfig();
private vertices = new Map<string, FlowVertex>(); private vertices = new Map<string, FlowVertex>();

25
packages/mermaid/src/mermaidAPI.spec.ts
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@ -69,6 +69,7 @@ import { compile, serialize } from 'stylis';
import { Diagram } from './Diagram.js'; import { Diagram } from './Diagram.js';
import { decodeEntities, encodeEntities } from './utils.js'; import { decodeEntities, encodeEntities } from './utils.js';
import { toBase64 } from './utils/base64.js'; import { toBase64 } from './utils/base64.js';
import { FlowDb } from './diagrams/flowchart/flowDb.js';
/** /**
* @see https://vitest.dev/guide/mocking.html Mock part of a module * @see https://vitest.dev/guide/mocking.html Mock part of a module
@ -836,16 +837,17 @@ graph TD;A--x|text including URL space|B;`)
it('should not modify db when rendering different diagrams', async () => { it('should not modify db when rendering different diagrams', async () => {
const flowDiagram1 = await mermaidAPI.getDiagramFromText( const flowDiagram1 = await mermaidAPI.getDiagramFromText(
`flowchart LR `flowchart LR
%% This is a comment A -- text --> B{node}
A -- text --> B -- text2 --> C` A -- text --> B -- text2 --> C`
); );
const flwoDiagram2 = await mermaidAPI.getDiagramFromText( const flwoDiagram2 = await mermaidAPI.getDiagramFromText(
`flowchart LR `flowchart TD
%% This is a comment A -- text --> B{node}
A -- text --> B -- text2 --> C` A -- text --> B -- text2 --> C`
); );
// Since flowDiagram will return new Db object each time, we can compare the db to be different. // Since flowDiagram will return new Db object each time, we can compare the db to be different.
expect(flwoDiagram1.db).not.toBe(flwoDiagram2.db); expect(flowDiagram1.db).not.toBe(flwoDiagram2.db);
assert(flowDiagram1.db instanceof FlowDb);
assert(flwoDiagram2.db instanceof FlowDb);
expect(flowDiagram1.db.getDirection()).not.toEqual(flwoDiagram2.db.getDirection());
const classDiagram1 = await mermaidAPI.getDiagramFromText( const classDiagram1 = await mermaidAPI.getDiagramFromText(
`stateDiagram `stateDiagram
@ -869,4 +871,19 @@ graph TD;A--x|text including URL space|B;`)
expect(classDiagram1.db).toBe(classDiagram2.db); expect(classDiagram1.db).toBe(classDiagram2.db);
}); });
}); });
// Sequence Diagram currently uses a singleton DB, so this test will fail
it.fails('should not modify db when rendering different sequence diagrams', async () => {
const sequenceDiagram1 = await mermaidAPI.getDiagramFromText(
`sequenceDiagram
Alice->>Bob: Hello Bob, how are you?
Bob-->>John: How about you John?`
);
const sequenceDiagram2 = await mermaidAPI.getDiagramFromText(
`sequenceDiagram
Alice->>Bob: Hello Bob, how are you?
Bob-->>John: How about you John?`
);
expect(sequenceDiagram1.db).not.toBe(sequenceDiagram2.db);
});
}); });