@truffle/compile-solidity/test/test_yul.js

Compiler helper and artifact manager for Solidity files

const debug = require("debug")("compile:test:test_yul");
const path = require("path");
const { Compile } = require("@truffle/compile-solidity");
const assert = require("assert");
const Resolver = require("@truffle/resolver");

describe("Yul compilation", function () {
  this.timeout(5000); // solc

  const options = {
    working_directory: __dirname,
    contracts_directory: path.join(__dirname, "./sources/yul"),
    contracts_build_directory: path.join(__dirname, "./does/not/matter"), //nothing is actually written, but resolver demands it
    compilers: {
      solc: {
        version: "0.5.17",
        settings: {
          optimizer: {
            enabled: false,
            runs: 200
          }
        }
      }
    },
    quiet: true
  };
  options.resolver = new Resolver(options);

  it("Compiles Yul", async function () {
    this.timeout(150000);
    const paths = [
      "YulSource.yul",
    ].map(filePath => path.join(options.contracts_directory, filePath));

    const { compilations } = await Compile.sourcesWithDependencies({
      paths,
      options
    });

    //is there 1 compilation?
    assert.equal(compilations.length, 1);
    //do all compilations have sources?
    assert.ok(compilations[0].sources);
    assert.equal(compilations[0].sources.length, 1);
    //do all compilations have contracts?
    assert.ok(compilations[0].contracts);
    assert.equal(compilations[0].contracts.length, 1);
    //do they all have compiler?
    assert.ok(compilations[0].compiler);
    //are they Yul?
    assert.equal(compilations[0].sources[0].language, "Yul");
    //do they all have contents and sourcePath?
    assert.ok(compilations[0].sources[0].contents);
    assert.ok(compilations[0].sources[0].sourcePath);
    //do they all have a contract name?
    assert.ok(compilations[0].contracts[0].contractName);
    //do they all have an ABI?
    assert.ok(compilations[0].contracts[0].abi);
    //do the Yul sources have empty ABI?
    assert.equal(compilations[0].contracts[0].abi.length, 0);
    //do they all have constructor bytecode?
    assert.ok(compilations[0].contracts[0].bytecode.bytes);
    //do they all have source & sourcePath?
    assert.ok(compilations[0].contracts[0].source);
    assert.ok(compilations[0].contracts[0].sourcePath);
  });
});