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import { convertParametersToTypes } from '../../src/utils/parameterConversion.js';
describe('Parameter Conversion Utilities', () => {
describe('convertParametersToTypes', () => {
it('should convert string to number when schema type is number', () => {
const params = { count: '42' };
const schema = {
type: 'object',
properties: {
count: { type: 'number' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.count).toBe(42);
expect(typeof result.count).toBe('number');
});
it('should convert string to integer when schema type is integer', () => {
const params = { age: '25' };
const schema = {
type: 'object',
properties: {
age: { type: 'integer' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.age).toBe(25);
expect(typeof result.age).toBe('number');
expect(Number.isInteger(result.age)).toBe(true);
});
it('should convert string to boolean when schema type is boolean', () => {
const params = { enabled: 'true', disabled: 'false', flag: '1' };
const schema = {
type: 'object',
properties: {
enabled: { type: 'boolean' },
disabled: { type: 'boolean' },
flag: { type: 'boolean' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.enabled).toBe(true);
expect(result.disabled).toBe(false);
expect(result.flag).toBe(true);
});
it('should convert comma-separated string to array when schema type is array', () => {
const params = { tags: 'one,two,three' };
const schema = {
type: 'object',
properties: {
tags: { type: 'array' },
},
};
const result = convertParametersToTypes(params, schema);
expect(Array.isArray(result.tags)).toBe(true);
expect(result.tags).toEqual(['one', 'two', 'three']);
});
it('should parse JSON string to object when schema type is object', () => {
const params = { config: '{"key": "value", "nested": {"prop": 123}}' };
const schema = {
type: 'object',
properties: {
config: { type: 'object' },
},
};
const result = convertParametersToTypes(params, schema);
expect(typeof result.config).toBe('object');
expect(result.config).toEqual({ key: 'value', nested: { prop: 123 } });
});
it('should keep values unchanged when they already have the correct type', () => {
const params = { count: 42, enabled: true, tags: ['a', 'b'] };
const schema = {
type: 'object',
properties: {
count: { type: 'number' },
enabled: { type: 'boolean' },
tags: { type: 'array' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.count).toBe(42);
expect(result.enabled).toBe(true);
expect(result.tags).toEqual(['a', 'b']);
});
it('should keep string values unchanged when schema type is string', () => {
const params = { name: 'John Doe' };
const schema = {
type: 'object',
properties: {
name: { type: 'string' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.name).toBe('John Doe');
expect(typeof result.name).toBe('string');
});
it('should handle parameters without schema definition', () => {
const params = { unknown: 'value' };
const schema = {
type: 'object',
properties: {
known: { type: 'string' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.unknown).toBe('value');
});
it('should return original params when schema has no properties', () => {
const params = { key: 'value' };
const schema = { type: 'object' };
const result = convertParametersToTypes(params, schema);
expect(result).toEqual(params);
});
it('should return original params when schema is null or undefined', () => {
const params = { key: 'value' };
const resultNull = convertParametersToTypes(params, null as any);
const resultUndefined = convertParametersToTypes(params, undefined as any);
expect(resultNull).toEqual(params);
expect(resultUndefined).toEqual(params);
});
it('should handle invalid number conversion gracefully', () => {
const params = { count: 'not-a-number' };
const schema = {
type: 'object',
properties: {
count: { type: 'number' },
},
};
const result = convertParametersToTypes(params, schema);
// When conversion fails, it should keep original value
expect(result.count).toBe('not-a-number');
});
it('should handle invalid JSON string for object gracefully', () => {
const params = { config: '{invalid json}' };
const schema = {
type: 'object',
properties: {
config: { type: 'object' },
},
};
const result = convertParametersToTypes(params, schema);
// When JSON parsing fails, it should keep original value
expect(result.config).toBe('{invalid json}');
});
it('should handle mixed parameter types correctly', () => {
const params = {
name: 'Test',
count: '10',
price: '19.99',
enabled: 'true',
tags: 'tag1,tag2',
config: '{"nested": true}',
};
const schema = {
type: 'object',
properties: {
name: { type: 'string' },
count: { type: 'integer' },
price: { type: 'number' },
enabled: { type: 'boolean' },
tags: { type: 'array' },
config: { type: 'object' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.name).toBe('Test');
expect(result.count).toBe(10);
expect(result.price).toBe(19.99);
expect(result.enabled).toBe(true);
expect(result.tags).toEqual(['tag1', 'tag2']);
expect(result.config).toEqual({ nested: true });
});
it('should handle empty string values', () => {
const params = { name: '', count: '', enabled: '' };
const schema = {
type: 'object',
properties: {
name: { type: 'string' },
count: { type: 'number' },
enabled: { type: 'boolean' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.name).toBe('');
// Empty string should remain as empty string for number (NaN check keeps original)
expect(result.count).toBe('');
// Empty string converts to false for boolean
expect(result.enabled).toBe(false);
});
it('should handle array that is already an array', () => {
const params = { tags: ['existing', 'array'] };
const schema = {
type: 'object',
properties: {
tags: { type: 'array' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.tags).toEqual(['existing', 'array']);
});
it('should handle object that is already an object', () => {
const params = { config: { key: 'value' } };
const schema = {
type: 'object',
properties: {
config: { type: 'object' },
},
};
const result = convertParametersToTypes(params, schema);
expect(result.config).toEqual({ key: 'value' });
});
});
});
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