1const chai = require("chai");
 2const assert = chai.assert;
 3
 4const fs = require("fs");
 5var tmp = require("tmp-promise");
 6const path = require("path");
 7const util = require("util");
 8const exec = util.promisify(require("child_process").exec);
 9
10const BuildZqField = require("./buildzqfield");
11
12module.exports = testField;
13
14async function  testField(prime, test) {
15    tmp.setGracefulCleanup();
16
17    const dir = await tmp.dir({prefix: "circom_", unsafeCleanup: true });
18
19    const source = await BuildZqField(prime, "Fr");
20
21    // console.log(dir.path);
22
23    await fs.promises.writeFile(path.join(dir.path, "fr.asm"), source.asm, "utf8");
24    await fs.promises.writeFile(path.join(dir.path, "fr.h"), source.h, "utf8");
25    await fs.promises.writeFile(path.join(dir.path, "fr.c"), source.c, "utf8");
26
27    await exec(`cp  ${path.join(__dirname,  "tester.cpp")} ${dir.path}`);
28
29    await exec("nasm -fmacho64 --prefix _ " +
30               ` ${path.join(dir.path,  "fr.asm")}`
31    );
32
33    await exec("g++" +
34               ` ${path.join(dir.path,  "tester.cpp")}` +
35               ` ${path.join(dir.path,  "fr.o")}` +
36               ` ${path.join(dir.path,  "fr.c")}` +
37               ` -o ${path.join(dir.path, "tester")}` +
38               " -lgmp -g"
39    );
40
41    const inLines = [];
42    for (let i=0; i<test.length; i++) {
43        for (let j=0; j<test[i][0].length; j++) {
44            inLines.push(test[i][0][j]);
45        }
46    }
47    inLines.push("");
48
49    await fs.promises.writeFile(path.join(dir.path, "in.tst"), inLines.join("\n"), "utf8");
50
51    await exec(`${path.join(dir.path, "tester")}` +
52        ` <${path.join(dir.path, "in.tst")}` +
53        ` >${path.join(dir.path, "out.tst")}`);
54
55    const res = await fs.promises.readFile(path.join(dir.path, "out.tst"), "utf8");
56    const resLines = res.split("\n");
57
58    for (let i=0; i<test.length; i++) {
59        const expected = test[i][1].toString();
60        const calculated = resLines[i];
61
62        if (calculated != expected) {
63            console.log("FAILED");
64            for (let j=0; j<test[i][0].length; j++) {
65                console.log(test[i][0][j]);
66            }
67            console.log("Should Return: " + expected);
68            console.log("But Returns: " + calculated);
69        }
70
71        assert.equal(calculated, expected);
72    }
73
74}
75