leo/compiler/tests/group/mod.rs
2020-06-01 18:35:43 -07:00

177 lines
5.6 KiB
Rust

use crate::{
boolean::{output_false, output_true},
compile_program, get_error, get_output, EdwardsConstrainedValue, EdwardsTestCompiler,
};
use leo_compiler::{
errors::{CompilerError, FunctionError, StatementError},
group::edwards_bls12::EdwardsGroupType,
ConstrainedValue, InputValue,
};
use snarkos_curves::edwards_bls12::{EdwardsAffine, Fq};
use snarkos_gadgets::curves::edwards_bls12::EdwardsBlsGadget;
use snarkos_models::{
curves::Group,
gadgets::{curves::GroupGadget, r1cs::TestConstraintSystem, utilities::alloc::AllocGadget},
};
use std::str::FromStr;
const DIRECTORY_NAME: &str = "tests/group/";
const TEST_POINT_1: &str = "(7374112779530666882856915975292384652154477718021969292781165691637980424078, 3435195339177955418892975564890903138308061187980579490487898366607011481796)";
const TEST_POINT_2: &str = "(1005842117974384149622370061042978581211342111653966059496918451529532134799, 79389132189982034519597104273449021362784864778548730890166152019533697186)";
fn output_expected_constant(program: EdwardsTestCompiler, expected: EdwardsAffine) {
let output = get_output(program);
assert_eq!(
EdwardsConstrainedValue::Return(vec![ConstrainedValue::Group(EdwardsGroupType::Constant(
expected
))])
.to_string(),
output.to_string()
)
}
fn output_expected_allocated(program: EdwardsTestCompiler, expected: EdwardsBlsGadget) {
let output = get_output(program);
assert_eq!(
EdwardsConstrainedValue::Return(vec![ConstrainedValue::Group(
EdwardsGroupType::Allocated(expected)
)])
.to_string(),
output.to_string()
)
}
fn output_zero(program: EdwardsTestCompiler) {
output_expected_constant(program, EdwardsAffine::zero())
}
fn fail_enforce(program: EdwardsTestCompiler) {
match get_error(program) {
CompilerError::FunctionError(FunctionError::StatementError(
StatementError::SynthesisError(_),
)) => {}
error => panic!("Expected evaluate error, got {}", error),
}
}
#[test]
fn test_zero() {
let program = compile_program(DIRECTORY_NAME, "zero.leo").unwrap();
output_zero(program);
}
#[test]
fn test_point() {
let point = EdwardsAffine::from_str(TEST_POINT_1).unwrap();
let program = compile_program(DIRECTORY_NAME, "point.leo").unwrap();
output_expected_constant(program, point);
}
#[test]
fn test_add() {
use std::ops::Add;
let point_1 = EdwardsAffine::from_str(TEST_POINT_1).unwrap();
let point_2 = EdwardsAffine::from_str(TEST_POINT_2).unwrap();
let sum = point_1.add(&point_2);
let program = compile_program(DIRECTORY_NAME, "add.leo").unwrap();
output_expected_constant(program, sum);
}
#[test]
fn test_sub() {
use std::ops::Sub;
let point_1 = EdwardsAffine::from_str(TEST_POINT_1).unwrap();
let point_2 = EdwardsAffine::from_str(TEST_POINT_2).unwrap();
let sum = point_1.sub(&point_2);
let program = compile_program(DIRECTORY_NAME, "sub.leo").unwrap();
output_expected_constant(program, sum);
}
#[test]
fn test_eq_true() {
let program = compile_program(DIRECTORY_NAME, "eq_true.leo").unwrap();
output_true(program)
}
#[test]
fn test_eq_false() {
let program = compile_program(DIRECTORY_NAME, "eq_false.leo").unwrap();
output_false(program)
}
#[test]
fn test_assert_eq_true() {
let program = compile_program(DIRECTORY_NAME, "assert_eq_true.leo").unwrap();
let _res = get_output(program);
}
#[test]
fn test_assert_eq_false() {
let program = compile_program(DIRECTORY_NAME, "assert_eq_false.leo").unwrap();
fail_enforce(program);
}
#[test]
fn test_input() {
let mut program = compile_program(DIRECTORY_NAME, "input.leo").unwrap();
program.set_inputs(vec![Some(InputValue::Group(TEST_POINT_1.into()))]);
let mut cs = TestConstraintSystem::<Fq>::new();
let constant_point = EdwardsAffine::from_str(TEST_POINT_1).unwrap();
let allocated_point =
<EdwardsBlsGadget as AllocGadget<EdwardsAffine, Fq>>::alloc(&mut cs, || Ok(constant_point))
.unwrap();
output_expected_allocated(program, allocated_point);
}
#[test]
fn test_ternary() {
let mut program_1 = compile_program(DIRECTORY_NAME, "ternary.leo").unwrap();
let mut program_2 = program_1.clone();
// true -> point_1
program_1.set_inputs(vec![Some(InputValue::Boolean(true))]);
let point_1 = EdwardsAffine::from_str(TEST_POINT_1).unwrap();
let output_1 = get_output(program_1);
let actual_1: EdwardsAffine = match output_1 {
EdwardsConstrainedValue::Return(vec) => match vec.as_slice() {
[ConstrainedValue::Group(EdwardsGroupType::Allocated(edwards_gadget))] => {
<EdwardsBlsGadget as GroupGadget<EdwardsAffine, Fq>>::get_value(edwards_gadget)
.unwrap()
}
_ => panic!("program output unknown return value"),
},
_ => panic!("program output unknown return value"),
};
assert_eq!(point_1, actual_1);
// false -> point_2
program_2.set_inputs(vec![Some(InputValue::Boolean(false))]);
let point_2 = EdwardsAffine::from_str(TEST_POINT_2).unwrap();
let output_2 = get_output(program_2);
let actual_2: EdwardsAffine = match output_2 {
EdwardsConstrainedValue::Return(vec) => match vec.as_slice() {
[ConstrainedValue::Group(EdwardsGroupType::Allocated(edwards_gadget))] => {
<EdwardsBlsGadget as GroupGadget<EdwardsAffine, Fq>>::get_value(edwards_gadget)
.unwrap()
}
_ => panic!("program output unknown return value"),
},
_ => panic!("program output unknown return value"),
};
assert_eq!(point_2, actual_2);
}