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https://github.com/AleoHQ/leo.git
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124 lines
3.8 KiB
Rust
124 lines
3.8 KiB
Rust
// Copyright (C) 2019-2021 Aleo Systems Inc.
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// This file is part of the Leo library.
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// The Leo library is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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// The Leo library is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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// You should have received a copy of the GNU General Public License
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// along with the Leo library. If not, see <https://www.gnu.org/licenses/>.
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// allow the use of EdwardsTestCompiler::parse_program_from_string for tests
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#![allow(deprecated)]
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pub mod canonicalization;
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pub mod type_inference;
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use leo_asg::{new_alloc_context, new_context, AsgContext};
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use leo_compiler::{
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compiler::Compiler,
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errors::CompilerError,
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group::targets::edwards_bls12::EdwardsGroupType,
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ConstrainedValue,
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OutputBytes,
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};
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use snarkvm_curves::edwards_bls12::Fq;
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use snarkvm_r1cs::TestConstraintSystem;
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use std::path::PathBuf;
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pub const TEST_OUTPUT_DIRECTORY: &str = "/output/";
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const EMPTY_FILE: &str = "";
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pub type EdwardsTestCompiler = Compiler<'static, Fq, EdwardsGroupType>;
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pub type EdwardsConstrainedValue = ConstrainedValue<'static, Fq, EdwardsGroupType>;
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//convenience function for tests, leaks memory
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pub(crate) fn make_test_context() -> AsgContext<'static> {
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let allocator = Box::leak(Box::new(new_alloc_context()));
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new_context(allocator)
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}
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fn new_compiler() -> EdwardsTestCompiler {
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let program_name = "test".to_string();
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let path = PathBuf::from("/test/src/main.leo");
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let output_dir = PathBuf::from(TEST_OUTPUT_DIRECTORY);
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EdwardsTestCompiler::new(program_name, path, output_dir, make_test_context(), None)
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}
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pub(crate) fn parse_program(program_string: &str) -> Result<EdwardsTestCompiler, CompilerError> {
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let mut compiler = new_compiler();
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compiler.parse_program_from_string(program_string)?;
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Ok(compiler)
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}
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pub fn parse_program_with_input(
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program_string: &str,
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input_string: &str,
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) -> Result<EdwardsTestCompiler, CompilerError> {
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let mut compiler = new_compiler();
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let path = PathBuf::new();
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compiler.parse_input(input_string, &path, EMPTY_FILE, &path)?;
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compiler.parse_program_from_string(program_string)?;
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Ok(compiler)
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}
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pub fn parse_program_with_state(
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program_string: &str,
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state_string: &str,
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) -> Result<EdwardsTestCompiler, CompilerError> {
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let mut compiler = new_compiler();
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let path = PathBuf::new();
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compiler.parse_input(EMPTY_FILE, &path, state_string, &path)?;
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compiler.parse_program_from_string(program_string)?;
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Ok(compiler)
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}
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pub fn parse_program_with_input_and_state(
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program_string: &str,
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input_string: &str,
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state_string: &str,
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) -> Result<EdwardsTestCompiler, CompilerError> {
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let mut compiler = new_compiler();
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let path = PathBuf::new();
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compiler.parse_input(input_string, &path, state_string, &path)?;
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compiler.parse_program_from_string(&program_string)?;
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Ok(compiler)
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}
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pub(crate) fn get_output(program: EdwardsTestCompiler) -> OutputBytes {
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// synthesize the circuit on the test constraint system
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let mut cs = TestConstraintSystem::<Fq>::new();
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let output = program.compile_constraints(&mut cs).unwrap();
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// assert the constraint system is satisfied
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assert!(cs.is_satisfied());
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output.into()
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}
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pub(crate) fn assert_satisfied(program: EdwardsTestCompiler) {
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let empty_output_bytes = include_bytes!("compiler_output/empty.out");
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let res = get_output(program);
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// assert that the output is empty
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assert_eq!(empty_output_bytes, res.bytes().as_slice());
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}
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