import { SerperClient } from './serper-client.js';
import { ISearchParams } from '../types/serper.js';
describe('SerperClient Query Building', () => {
let client: SerperClient;
beforeEach(() => {
client = new SerperClient('test-key');
});
describe('buildAdvancedQuery', () => {
const testCases = [
{
name: 'basic query without operators',
input: {
q: 'test query'
},
expected: 'test query'
},
{
name: 'query with site operator',
input: {
q: 'test query',
site: 'example.com'
},
expected: 'test query site:example.com'
},
{
name: 'query with multiple operators',
input: {
q: 'test query',
site: 'example.com',
filetype: 'pdf',
after: '2023-01-01'
},
expected: 'test query site:example.com filetype:pdf after:2023-01-01'
},
{
name: 'query with exact phrase',
input: {
q: 'test',
exact: 'exact phrase'
},
expected: 'test "exact phrase"'
},
{
name: 'query with exclude terms',
input: {
q: 'test',
exclude: 'spam,unwanted'
},
expected: 'test -spam -unwanted'
},
{
name: 'query with OR terms',
input: {
q: 'test',
or: 'option1,option2'
},
expected: 'test (option1 OR option2)'
},
{
name: 'complex query with multiple operators',
input: {
q: 'search term',
site: 'github.com',
filetype: 'pdf',
inurl: 'docs',
intitle: 'guide',
before: '2024-01-01',
after: '2023-01-01',
exclude: 'draft',
or: 'tutorial,documentation'
},
expected: 'search term site:github.com filetype:pdf inurl:docs intitle:guide before:2024-01-01 after:2023-01-01 -draft (tutorial OR documentation)'
}
];
testCases.forEach(({ name, input, expected }) => {
it(name, () => {
expect(client['buildAdvancedQuery'](input)).toBe(expected);
});
});
// Edge cases
describe('edge cases', () => {
it('should handle empty query', () => {
const params: ISearchParams = { q: '' };
expect(client['buildAdvancedQuery'](params)).toBe('');
});
it('should handle query with only spaces', () => {
const params: ISearchParams = { q: ' ' };
expect(client['buildAdvancedQuery'](params)).toBe('');
});
it('should handle special characters in query', () => {
const params: ISearchParams = {
q: 'test & query + more',
site: 'example.com'
};
expect(client['buildAdvancedQuery'](params)).toBe('test & query + more site:example.com');
});
it('should handle empty strings for exclude/or parameters', () => {
const params: ISearchParams = {
q: 'test',
exclude: '',
or: ''
};
expect(client['buildAdvancedQuery'](params)).toBe('test');
});
it('should handle unicode characters', () => {
const params: ISearchParams = {
q: '测试',
site: 'example.com'
};
expect(client['buildAdvancedQuery'](params)).toBe('测试 site:example.com');
});
it('should handle multiple consecutive spaces', () => {
const params: ISearchParams = {
q: 'test query',
site: 'example.com'
};
expect(client['buildAdvancedQuery'](params)).toBe('test query site:example.com');
});
});
// Error cases
describe('error cases', () => {
it('should handle invalid date format gracefully', () => {
const params: ISearchParams = {
q: 'test',
before: 'invalid-date'
};
expect(client['buildAdvancedQuery'](params)).toBe('test before:invalid-date');
});
it('should handle malformed URLs in site parameter', () => {
const params: ISearchParams = {
q: 'test',
site: 'not a url!'
};
expect(client['buildAdvancedQuery'](params)).toBe('test site:not a url!');
});
it('should handle undefined optional parameters', () => {
const params: ISearchParams = {
q: 'test',
site: undefined,
filetype: undefined,
exclude: undefined,
or: undefined
};
expect(client['buildAdvancedQuery'](params)).toBe('test');
});
});
});
});
