feat: Add PostgreSQL and Redis client support
- Add PostgreSQL client functionality for database interactions. - Add Redis client functionality for cache and data store operations. - Extend Rhai scripting with PostgreSQL and Redis client modules. - Add documentation and test cases for both clients.
This commit is contained in:
Mahmoud Emad
106
src/rhai_tests/postgresclient/01_postgres_connection.rhai
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106
src/rhai_tests/postgresclient/01_postgres_connection.rhai
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// 01_postgres_connection.rhai
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// Tests for PostgreSQL client connection and basic operations
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// Custom assert function
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fn assert_true(condition, message) {
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if !condition {
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print(`ASSERTION FAILED: ${message}`);
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throw message;
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}
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}
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// Helper function to check if PostgreSQL is available
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fn is_postgres_available() {
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try {
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// Try to execute a simple connection
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let connect_result = pg_connect();
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return connect_result;
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} catch(err) {
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print(`PostgreSQL connection error: ${err}`);
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return false;
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}
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}
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print("=== Testing PostgreSQL Client Connection ===");
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// Check if PostgreSQL is available
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let postgres_available = is_postgres_available();
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if !postgres_available {
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print("PostgreSQL server is not available. Skipping PostgreSQL tests.");
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// Exit gracefully without error
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return;
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}
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print("✓ PostgreSQL server is available");
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// Test pg_ping function
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print("Testing pg_ping()...");
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let ping_result = pg_ping();
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assert_true(ping_result, "PING should return true");
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print(`✓ pg_ping(): Returned ${ping_result}`);
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// Test pg_execute function
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print("Testing pg_execute()...");
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let test_table = "rhai_test_table";
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// Create a test table
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let create_table_query = `
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CREATE TABLE IF NOT EXISTS ${test_table} (
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id SERIAL PRIMARY KEY,
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name TEXT NOT NULL,
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value INTEGER
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)
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`;
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let create_result = pg_execute(create_table_query);
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assert_true(create_result >= 0, "CREATE TABLE operation should succeed");
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print(`✓ pg_execute(): Successfully created table ${test_table}`);
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// Insert a test row
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let insert_query = `
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INSERT INTO ${test_table} (name, value)
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VALUES ('test_name', 42)
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`;
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let insert_result = pg_execute(insert_query);
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assert_true(insert_result > 0, "INSERT operation should succeed");
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print(`✓ pg_execute(): Successfully inserted row into ${test_table}`);
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// Test pg_query function
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print("Testing pg_query()...");
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let select_query = `
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SELECT * FROM ${test_table}
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`;
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let select_result = pg_query(select_query);
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assert_true(select_result.len() > 0, "SELECT should return at least one row");
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print(`✓ pg_query(): Successfully retrieved ${select_result.len()} rows from ${test_table}`);
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// Test pg_query_one function
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print("Testing pg_query_one()...");
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let select_one_query = `
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SELECT * FROM ${test_table} LIMIT 1
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`;
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let select_one_result = pg_query_one(select_one_query);
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assert_true(select_one_result["name"] == "test_name", "SELECT ONE should return the correct name");
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assert_true(select_one_result["value"] == "42", "SELECT ONE should return the correct value");
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print(`✓ pg_query_one(): Successfully retrieved row with name=${select_one_result["name"]} and value=${select_one_result["value"]}`);
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// Clean up
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print("Cleaning up...");
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let drop_table_query = `
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DROP TABLE IF EXISTS ${test_table}
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`;
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let drop_result = pg_execute(drop_table_query);
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assert_true(drop_result >= 0, "DROP TABLE operation should succeed");
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print(`✓ pg_execute(): Successfully dropped table ${test_table}`);
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// Test pg_reset function
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print("Testing pg_reset()...");
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let reset_result = pg_reset();
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assert_true(reset_result, "RESET should return true");
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print(`✓ pg_reset(): Successfully reset PostgreSQL client`);
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print("All PostgreSQL connection tests completed successfully!");
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118
src/rhai_tests/postgresclient/run_all_tests.rhai
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118
src/rhai_tests/postgresclient/run_all_tests.rhai
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// run_all_tests.rhai
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// Runs all PostgreSQL client module tests
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print("=== Running PostgreSQL Client Module Tests ===");
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// Custom assert function
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fn assert_true(condition, message) {
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if !condition {
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print(`ASSERTION FAILED: ${message}`);
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throw message;
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}
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}
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// Helper function to check if PostgreSQL is available
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fn is_postgres_available() {
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try {
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// Try to execute a simple connection
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let connect_result = pg_connect();
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return connect_result;
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} catch(err) {
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print(`PostgreSQL connection error: ${err}`);
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return false;
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}
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}
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// Run each test directly
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let passed = 0;
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let failed = 0;
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let skipped = 0;
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// Check if PostgreSQL is available
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let postgres_available = is_postgres_available();
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if !postgres_available {
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print("PostgreSQL server is not available. Skipping all PostgreSQL tests.");
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skipped = 1; // Skip the test
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} else {
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// Test 1: PostgreSQL Connection
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print("\n--- Running PostgreSQL Connection Tests ---");
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try {
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// Test pg_ping function
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print("Testing pg_ping()...");
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let ping_result = pg_ping();
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assert_true(ping_result, "PING should return true");
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print(`✓ pg_ping(): Returned ${ping_result}`);
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// Test pg_execute function
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print("Testing pg_execute()...");
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let test_table = "rhai_test_table";
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// Create a test table
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let create_table_query = `
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CREATE TABLE IF NOT EXISTS ${test_table} (
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id SERIAL PRIMARY KEY,
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name TEXT NOT NULL,
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value INTEGER
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)
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`;
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let create_result = pg_execute(create_table_query);
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assert_true(create_result >= 0, "CREATE TABLE operation should succeed");
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print(`✓ pg_execute(): Successfully created table ${test_table}`);
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// Insert a test row
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let insert_query = `
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INSERT INTO ${test_table} (name, value)
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VALUES ('test_name', 42)
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`;
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let insert_result = pg_execute(insert_query);
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assert_true(insert_result > 0, "INSERT operation should succeed");
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print(`✓ pg_execute(): Successfully inserted row into ${test_table}`);
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// Test pg_query function
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print("Testing pg_query()...");
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let select_query = `
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SELECT * FROM ${test_table}
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`;
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let select_result = pg_query(select_query);
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assert_true(select_result.len() > 0, "SELECT should return at least one row");
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print(`✓ pg_query(): Successfully retrieved ${select_result.len()} rows from ${test_table}`);
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// Clean up
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print("Cleaning up...");
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let drop_table_query = `
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DROP TABLE IF EXISTS ${test_table}
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`;
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let drop_result = pg_execute(drop_table_query);
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assert_true(drop_result >= 0, "DROP TABLE operation should succeed");
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print(`✓ pg_execute(): Successfully dropped table ${test_table}`);
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print("--- PostgreSQL Connection Tests completed successfully ---");
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passed += 1;
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} catch(err) {
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print(`!!! Error in PostgreSQL Connection Tests: ${err}`);
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failed += 1;
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}
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}
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print("\n=== Test Summary ===");
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print(`Passed: ${passed}`);
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print(`Failed: ${failed}`);
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print(`Skipped: ${skipped}`);
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print(`Total: ${passed + failed + skipped}`);
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if failed == 0 {
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if skipped > 0 {
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print("\n⚠️ All tests skipped or passed!");
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} else {
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print("\n✅ All tests passed!");
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}
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} else {
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print("\n❌ Some tests failed!");
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}
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// Return the number of failed tests (0 means success)
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failed;
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