Merge pull request #6984 from mermaid-js/fix/er-diagram-syntax-error-special-chars

fix(er-diagram): handle syntax errors for special characters in node names
This commit is contained in:
Shubham P
2025-09-29 08:37:03 +00:00
committed by GitHub
4 changed files with 191 additions and 4 deletions

View File

@@ -369,4 +369,92 @@ ORDER ||--|{ LINE-ITEM : contains
);
});
});
describe('Special characters and numbers syntax', () => {
it('should render ER diagram with numeric entity names', () => {
imgSnapshotTest(
`
erDiagram
1 ||--|| ORDER : places
ORDER ||--|{ 2 : contains
2 ||--o{ 3.5 : references
`,
{ logLevel: 1 }
);
});
it('should render ER diagram with "u" character in entity names and cardinality', () => {
imgSnapshotTest(
`
erDiagram
CUSTOMER ||--|| u : has
u ||--|| ORDER : places
PROJECT u--o{ TEAM_MEMBER : "parent"
`,
{ logLevel: 1 }
);
});
it('should render ER diagram with decimal numbers in relationships', () => {
imgSnapshotTest(
`
erDiagram
2.5 ||--|| 1.5 : has
CUSTOMER ||--o{ 3.14 : references
1.0 ||--|{ ORDER : contains
`,
{ logLevel: 1 }
);
});
it('should render ER diagram with numeric entity names and attributes', () => {
imgSnapshotTest(
`
erDiagram
1 {
string name
int value
}
1 ||--|| ORDER : places
ORDER {
float price
string description
}
`,
{ logLevel: 1 }
);
});
it('should render complex ER diagram with mixed special entity names', () => {
imgSnapshotTest(
`
erDiagram
CUSTOMER ||--o{ 1 : places
1 ||--|{ u : contains
1.5
u ||--|| 2.5 : processes
2.5 {
string id
float value
}
u {
varchar(50) name
int count
}
`,
{ logLevel: 1 }
);
});
it('should render ER diagram with numeric entity names and attributes', () => {
imgSnapshotTest(
`erDiagram
PRODUCT ||--o{ ORDER-ITEM : has
1.5
u
1
`,
{ logLevel: 1 }
);
});
});
});