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import { createLexer } from '../src/core/lexer.js';
import { createParser } from '../src/core/parser.js';
import { createInterpreter } from '../src/core/interpreter.js';
function runBabaYaga(code) {
const lexer = createLexer(code);
const tokens = lexer.allTokens();
const parser = createParser(tokens);
const ast = parser.parse();
const outputs = [];
const debugOutputs = [];
const host = {
io: {
out: (...args) => outputs.push(args.join(' ')),
debug: (...args) => debugOutputs.push(args.join(' ')),
in: () => '',
},
};
const interpreter = createInterpreter(ast, host);
const result = interpreter.interpret();
return { outputs, debugOutputs, result };
}
describe('Utility Functions', () => {
describe('validate namespace', () => {
test('validate.notEmpty', () => {
const code = `
io.out (validate.notEmpty "hello");
io.out (validate.notEmpty "");
io.out (validate.notEmpty [1, 2, 3]);
io.out (validate.notEmpty []);
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['true', 'false', 'true', 'false']);
});
test('validate.range', () => {
const code = `
io.out (validate.range 1 10 5);
io.out (validate.range 1 10 15);
io.out (validate.range 1 10 1);
io.out (validate.range 1 10 10);
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['true', 'false', 'true', 'true']);
});
test('validate.email', () => {
const code = `
io.out (validate.email "test@example.com");
io.out (validate.email "invalid-email");
io.out (validate.email "user@domain.co.uk");
io.out (validate.email "@domain.com");
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['true', 'false', 'true', 'false']);
});
test('validate.type', () => {
const code = `
io.out (validate.type "Int" 42);
io.out (validate.type "String" 42);
io.out (validate.type "String" "hello");
io.out (validate.type "Bool" true);
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['true', 'false', 'true', 'true']);
});
});
describe('text namespace', () => {
test('text.lines', () => {
const code = `
// Test with single line (since escape sequences aren't implemented yet)
lines : text.lines "hello world test";
io.out (length lines);
first : lines.0;
io.out first;
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['1', 'hello world test']);
});
test('text.words', () => {
const code = `
words : text.words "hello world test";
io.out (length words);
io.out words.0;
io.out words.1;
io.out words.2;
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['3', 'hello', 'world', 'test']);
});
test('text.padLeft and text.padRight', () => {
const code = `
io.out (text.padLeft 10 "hi");
io.out (text.padRight 10 "hi");
io.out (str.length (text.padLeft 5 "test"));
`;
const { outputs } = runBabaYaga(code);
expect(outputs[0]).toBe(' hi');
expect(outputs[1]).toBe('hi ');
expect(outputs[2]).toBe('5');
});
});
describe('utility functions', () => {
test('chunk', () => {
const code = `
numbers : [1, 2, 3, 4, 5, 6];
chunks : chunk numbers 2;
io.out (length chunks);
firstChunk : chunks.0;
io.out (length firstChunk);
io.out firstChunk.0;
io.out firstChunk.1;
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['3', '2', '1', '2']);
});
test('range', () => {
const code = `
r1 : range 1 5;
r2 : range 5 1;
io.out (length r1);
io.out r1.0;
io.out r1.4;
io.out (length r2);
io.out r2.0;
io.out r2.4;
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['5', '1', '5', '5', '5', '1']);
});
test('repeat', () => {
const code = `
repeated : repeat 3 "hello";
io.out (length repeated);
io.out repeated.0;
io.out repeated.1;
io.out repeated.2;
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['3', 'hello', 'hello', 'hello']);
});
});
describe('sort namespace', () => {
test('sort.by with numbers', () => {
const code = `
numbers : [3, 1, 4, 1, 5, 9, 2, 6];
sorted : sort.by numbers (x -> x);
io.out sorted.0;
io.out sorted.1;
io.out sorted.7;
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['1', '1', '9']);
});
test('sort.by with objects', () => {
const code = `
people : [
{name: "Alice", age: 30},
{name: "Bob", age: 25},
{name: "Charlie", age: 35}
];
sortedByAge : sort.by people (p -> p.age);
first : sortedByAge.0;
second : sortedByAge.1;
third : sortedByAge.2;
io.out first.name;
io.out second.name;
io.out third.name;
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['Bob', 'Alice', 'Charlie']);
});
});
describe('group namespace', () => {
test('group.by', () => {
const code = `
numbers : [1, 2, 3, 4, 5, 6];
grouped : group.by numbers (x -> x % 2 = 0);
evenGroup : grouped."true";
oddGroup : grouped."false";
io.out (length evenGroup);
io.out (length oddGroup);
io.out (evenGroup.0);
io.out (oddGroup.0);
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['3', '3', '2', '1']);
});
});
describe('random namespace', () => {
test('random.choice', () => {
const code = `
list : [1, 2, 3];
choice : random.choice list;
io.out (validate.range 1 3 choice);
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['true']);
});
test('random.shuffle', () => {
const code = `
list : [1, 2, 3, 4, 5];
shuffled : random.shuffle list;
io.out (length shuffled);
io.out (length list);
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['5', '5']);
});
test('random.range', () => {
const code = `
r : random.range 1 10;
io.out (validate.range 1 10 r);
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['true']);
});
});
describe('debug namespace', () => {
test('debug.print', () => {
const code = `
testFunc : x -> x * 2;
debug.print 42;
debug.print testFunc;
`;
const { debugOutputs } = runBabaYaga(code);
expect(debugOutputs.length).toBe(2);
expect(debugOutputs[0]).toContain('42');
expect(debugOutputs[1]).toContain('function');
});
test('debug.inspect', () => {
const code = `
testFunc : x -> x * 2;
inspection : debug.inspect testFunc;
len : str.length inspection;
io.out (len > 10);
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['true']);
});
});
describe('assert function', () => {
test('assert success', () => {
const code = `
assert (2 + 2 = 4) "Math works";
io.out "Success";
`;
const { outputs } = runBabaYaga(code);
expect(outputs).toEqual(['Success']);
});
test('assert failure', () => {
const code = `assert (2 + 2 = 5) "This should fail";`;
expect(() => runBabaYaga(code)).toThrow('Assertion failed: This should fail');
});
});
});
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