/**
 * Configuration Loading Tests
 */
import { describe, it, expect } from 'vitest';
// We'll test the types and helper functions directly
import { isPostgresEnvironment, isSqlServerEnvironment } from '../config/types.js';
import { isPostgresConfig, isSqlServerConfig, getDatabaseType } from '../core/types.js';
describe('Configuration Types', () => {
    describe('isPostgresEnvironment', () => {
        it('should return true for postgres type', () => {
            const config = {
                type: 'postgres',
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isPostgresEnvironment(config)).toBe(true);
        });
        it('should return true for undefined type (backward compatibility)', () => {
            const config = {
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isPostgresEnvironment(config)).toBe(true);
        });
        it('should return false for sqlserver type', () => {
            const config = {
                type: 'sqlserver',
                connection: {
                    host: 'localhost',
                    port: 1433,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isPostgresEnvironment(config)).toBe(false);
        });
    });
    describe('isSqlServerEnvironment', () => {
        it('should return true for sqlserver type', () => {
            const config = {
                type: 'sqlserver',
                connection: {
                    host: 'localhost',
                    port: 1433,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isSqlServerEnvironment(config)).toBe(true);
        });
        it('should return false for postgres type', () => {
            const config = {
                type: 'postgres',
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isSqlServerEnvironment(config)).toBe(false);
        });
        it('should return false for undefined type', () => {
            const config = {
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isSqlServerEnvironment(config)).toBe(false);
        });
    });
});
describe('Core Types', () => {
    describe('isPostgresConfig', () => {
        it('should return true for postgres type', () => {
            const config = {
                name: 'test',
                type: 'postgres',
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isPostgresConfig(config)).toBe(true);
        });
        it('should return true for undefined type', () => {
            const config = {
                name: 'test',
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isPostgresConfig(config)).toBe(true);
        });
    });
    describe('isSqlServerConfig', () => {
        it('should return true for sqlserver type', () => {
            const config = {
                name: 'test',
                type: 'sqlserver',
                connection: {
                    host: 'localhost',
                    port: 1433,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isSqlServerConfig(config)).toBe(true);
        });
        it('should return false for postgres type', () => {
            const config = {
                name: 'test',
                type: 'postgres',
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(isSqlServerConfig(config)).toBe(false);
        });
    });
    describe('getDatabaseType', () => {
        it('should return postgres for postgres config', () => {
            const config = {
                name: 'test',
                type: 'postgres',
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(getDatabaseType(config)).toBe('postgres');
        });
        it('should return postgres for undefined type', () => {
            const config = {
                name: 'test',
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(getDatabaseType(config)).toBe('postgres');
        });
        it('should return sqlserver for sqlserver config', () => {
            const config = {
                name: 'test',
                type: 'sqlserver',
                connection: {
                    host: 'localhost',
                    port: 1433,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            };
            expect(getDatabaseType(config)).toBe('sqlserver');
        });
    });
});
describe('Driver Factory', () => {
    it('should create PostgresDriver for postgres type', async () => {
        const { createDriver } = await import('../drivers/driver-factory.js');
        const driver = createDriver('postgres');
        expect(driver.type).toBe('postgres');
        expect(driver.name).toBe('PostgreSQL Driver');
    });
    it('should create SqlServerDriver for sqlserver type', async () => {
        const { createDriver } = await import('../drivers/driver-factory.js');
        const driver = createDriver('sqlserver');
        expect(driver.type).toBe('sqlserver');
        expect(driver.name).toBe('SQL Server Driver');
    });
    it('should throw for unknown type', async () => {
        const { createDriver } = await import('../drivers/driver-factory.js');
        expect(() => createDriver('mysql')).toThrow();
    });
});
describe('DatabaseMcp Factory', () => {
    // Note: These tests require compiled JS files because PostgresMcp/SqlServerMcp
    // use dynamic require() for driver loading. Skipping in unit tests.
    it.skip('should create PostgresMcp for postgres configs', async () => {
        const { createDatabaseMcp } = await import('../core/index.js');
        const configs = [{
                name: 'test',
                type: 'postgres',
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            }];
        const mcp = createDatabaseMcp(configs);
        expect(mcp).toBeDefined();
        expect(mcp.connections).toBeDefined();
        expect(mcp.queries).toBeDefined();
    });
    it.skip('should create SqlServerMcp for sqlserver configs', async () => {
        const { createDatabaseMcp } = await import('../core/index.js');
        const configs = [{
                name: 'test',
                type: 'sqlserver',
                connection: {
                    host: 'localhost',
                    port: 1433,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            }];
        const mcp = createDatabaseMcp(configs);
        expect(mcp).toBeDefined();
        expect(mcp.connections).toBeDefined();
        expect(mcp.queries).toBeDefined();
    });
    it('should throw for empty configs', async () => {
        const { createDatabaseMcp } = await import('../core/index.js');
        expect(() => createDatabaseMcp([])).toThrow('At least one environment configuration is required');
    });
    it('should throw for mixed database types', async () => {
        const { createDatabaseMcp } = await import('../core/index.js');
        const configs = [
            {
                name: 'pg',
                type: 'postgres',
                connection: {
                    host: 'localhost',
                    port: 5432,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            },
            {
                name: 'sql',
                type: 'sqlserver',
                connection: {
                    host: 'localhost',
                    port: 1433,
                    database: 'test',
                    user: 'user',
                    password: 'pass'
                }
            }
        ];
        expect(() => createDatabaseMcp(configs)).toThrow('Mixed database types detected');
    });
});