js-slang
Version:
Javascript-based implementations of Source, written in Typescript
284 lines (277 loc) • 9.57 kB
JavaScript
;
// import {Token} from '../tokenizer';
// import {ExprNS, StmtNS} from "../ast-types";
// import {TokenType} from "../tokens";
Object.defineProperty(exports, "__esModule", { value: true });
const utils_1 = require("./utils");
// import FileInput = StmtNS.FileInput;
// import FromImport = StmtNS.FromImport;
// import Ternary = ExprNS.Ternary;
// import SimpleExpr = StmtNS.SimpleExpr;
// import Variable = ExprNS.Variable;
// import Literal = ExprNS.Literal;
// import Lambda = ExprNS.Lambda;
// import Binary = ExprNS.Binary;
// import FunctionDef = StmtNS.FunctionDef;
// import Pass = StmtNS.Pass;
// import If = StmtNS.If;
// import Return = StmtNS.Return;
// import Assign = StmtNS.Assign;
//@TODO all the columns offsets for tokens are off. They should be the value
// *before* the token, not *after*.
describe('Tests for Python language constructs', () => {
describe('Script', () => {
test('An entire Python script', () => {
const text = `
from x import (y)
x = 1 if 2 else 3
1 is not 2
3 not in 4
y = lambda a:a
def z(a, b, c, d):
pass
while x:
pass
for _ in range(10):
pass
if x:
pass
elif y:
pass
elif z:
pass
else:
pass
`;
(0, utils_1.toPythonAst)(text);
});
});
describe('Imports', () => {
test('From imports: single binding', () => {
const text = `from x import y\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('From imports: multiple binding', () => {
const text = `from x import (a, b, c)\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
});
describe('Ternary', () => {
test('Simple ternary', () => {
const text = `x if y else 1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Nested ternary', () => {
const text = `1 if a else 2 if b else 3\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
});
describe('Lambda', () => {
test('Simple lambda', () => {
const text = `lambda a:a\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Nested lambda', () => {
const text = `lambda a: lambda b: b + a\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Ultra nested lambda', () => {
const text = `increment_repeater = lambda repeater: lambda f: lambda x: f(repeater(f)(x))\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
});
describe('Function definitions', () => {
test('Function definition', () => {
const text = `\
def y(a, b, c):
pass
pass
`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Nested function definition', () => {
const text = `\
def y(a, b, c):
def z(d):
x = 2
return a + b + c + d
return z
`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
// @TODO fix me
// test('Function definition empty lines', () => {
// const text = `\
// def y(a, b, c):
// pass
// pass
//
// pass
// `
// expect(toPythonAst(text)).toMatchObject(
// new FileInput([new FunctionDef(
// new Token(TokenType.NAME, 'y', 0, 5, 4),
// [new Token(TokenType.NAME, 'a', 0, 7, 6),
// new Token(TokenType.NAME, 'b', 0, 10, 9),
// new Token(TokenType.NAME, 'c', 0, 13, 12)],
// [new Pass(), new Pass()],
// null
// )], null)
// );
// });
});
describe('Conditional statements', () => {
test('If-else statement', () => {
const text = `
if x > 10:
print("x is greater than 10")
else:
print("x is less than or equal to 10")
`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('If-elif-else statement', () => {
const text = `
if x > 10:
print("x is greater than 10")
elif x == 10:
print("x is equal to 10")
else:
print("x is less than 10")
`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
});
describe('N-base numbers', () => {
test('Binary number', () => {
const text = `0b101010\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Octal number', () => {
const text = `0o1234567\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Hexadecimal number', () => {
const text = `0xabcdef\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
});
describe('Binary operators', () => {
test('Addition', () => {
const text = `1 + 1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Large Number Addition', () => {
const text = `100000000 ** 100000000 + 1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Subtraction', () => {
const text = `1 - 1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Multiplication', () => {
const text = `1 * 1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Large Number Multiplication', () => {
const text = `100000000 ** 100000000 * 5\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Division', () => {
const text = `1 / 1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Modulus', () => {
const text = `1 % 1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Exponent', () => {
const text = `2 ** 2\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Less than', () => {
const text = `1 < 2\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Greater than', () => {
const text = `2 > 1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Less than or equal to', () => {
const text = `1 <= 2\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Greater than or equal to', () => {
const text = `2 >= 1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Equality', () => {
const text = `1 == 2\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Inequality', () => {
const text = `1 != 2\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
});
describe('Unary operators', () => {
test('Negation', () => {
const text = `-1\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
// TODO: FIX THIS
// test('Logical NOT', () => {
// const text = `not 1\n`;
// expect(toPythonAst(text)).toMatchObject({})
// });
});
describe('Binary logical operators', () => {
test('Logical AND', () => {
const text = `1 and 2\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Logical OR', () => {
const text = `1 or 2\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
});
describe('Complex expressions', () => {
test('Nested function call', () => {
const text = `
def f1(x, y):
return 1
def f2(x, y):
return y
f1(f2(1, 2), 2)
`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Binary operation with parentheses', () => {
const text = `(1 + 2) * 3\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
});
describe('Primitive expressions', () => {
test('Number literal', () => {
const text = `42\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Large Number literal', () => {
const text = `1000000000 ** 100000000\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Boolean literal True', () => {
const text = `True\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('Boolean literal False', () => {
const text = `False\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
test('String literal', () => {
const text = `"Hello, World!"\n`;
expect((0, utils_1.toPythonAst)(text)).toMatchObject({});
});
});
});
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