/
cli.js
269 lines (224 loc) 路 10.6 KB
/
cli.js
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import assert from "assert";
import { exec } from "child_process";
import fs from "fs";
import rimraf from "rimraf";
import { assertCodeWithInlineMapEquals } from "./utils.js";
function read(path) {
return fs.readFileSync(path, "utf8");
}
describe("bin/terser", function() {
var tersercmd = '"' + process.argv[0] + '" bin/terser';
it("Should be able to filter comments correctly with `--comments all`", function(done) {
var command = tersercmd + ' test/input/comments/filter.js --comments all';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "// foo\n/*@preserve*/\n// bar\n\n");
done();
});
});
it("Should be able to filter comments correctly with `--comment <RegExp>`", function(done) {
this.timeout(10 * 1000);
var command = tersercmd + ' test/input/comments/filter.js --comments /r/';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "/*@preserve*/\n// bar\n\n");
done();
});
});
it("Should be able to filter comments correctly with just `--comment`", function(done) {
var command = tersercmd + ' test/input/comments/filter.js --comments';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "/*@preserve*/\n\n");
done();
});
});
it("Should append source map to output when using --source-map url=inline", function(done) {
var command = tersercmd + " test/input/issue-1323/sample.js --source-map url=inline";
exec(command, function (err, stdout) {
if (err) throw err;
assertCodeWithInlineMapEquals(stdout, "var bar=function(){function foo(bar){return bar}return foo}();\n" +
"//# sourceMappingURL=data:application/json;charset=utf-8;base64,eyJ2ZXJzaW9uIjozLCJzb3VyY2VzIjpbInRlc3QvaW5wdXQvaXNzdWUtMTMyMy9zYW1wbGUuanMiXSwibmFtZXMiOlsiYmFyIiwiZm9vIl0sIm1hcHBpbmdzIjoiQUFBQSxJQUFJQSxJQUFNLFdBQ04sU0FBU0MsSUFBS0QsS0FDVixPQUFPQSxHQUNYLENBRUEsT0FBT0MsR0FDVixDQU5TIn0=\n");
done();
});
});
it("Should not append source map to output when not using --source-map url=inline", function(done) {
var command = tersercmd + ' test/input/issue-1323/sample.js';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "var bar=function(){function foo(bar){return bar}return foo}();\n");
done();
});
});
before(() => {
try {
fs.mkdirSync("./tmp");
} catch (e) {
if (e.code != "EEXIST") throw e;
}
});
after(() => {
rimraf.sync("./tmp");
});
it("Should not load source map before finish reading from STDIN", function(done) {
var mapFile = "tmp/input.js.map";
var command = [
tersercmd,
"--source-map", "content=" + mapFile,
"--source-map", "url=inline"
].join(" ");
var child = exec(command, function(err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, read("test/input/source-maps/expect.js"));
done();
});
setTimeout(function() {
fs.writeFileSync(mapFile, read("test/input/source-maps/input.js.map"));
child.stdin.end(read("test/input/source-maps/input.js"));
}, 1000);
});
it("Should log its options into a file when given an env variable", (done) => {
const command = [tersercmd, "tmp/input2.js", "-mc unused=false"].join(" ");
fs.writeFileSync("tmp/input2.js", "hello(1 + 1)");
const dir = "tmp/debug-input";
exec(command, { env: { TERSER_DEBUG_DIR: dir }}, (err, stdout) => {
if (err) throw err;
assert(stdout.includes("hello(2)"), "make sure output isn't changed");
const inputLogs = fs.readdirSync(dir);
assert(inputLogs.length == 1);
const logFileContents = fs.readFileSync(dir + "/" + inputLogs.pop(), "utf-8");
assert(logFileContents.includes('"unused": false'), "includes the options");
assert(logFileContents.includes("input2.js: ```\nhello(1 + 1)\n```"), "includes the input");
done();
});
});
it("Should work with --keep-fnames (mangle only)", function(done) {
var command = tersercmd + ' test/input/issue-1431/sample.js --keep-fnames -m';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "function f(r){return function(){function n(r){return r*r}return r(n)}}function g(r){return r(1)+r(2)}console.log(f(g)()==5);\n");
done();
});
});
it("Should work with --keep-fnames (mangle & compress)", function(done) {
var command = tersercmd + ' test/input/issue-1431/sample.js --keep-fnames -m -c unused=false';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "function f(r){return function(){function n(r){return r*r}return r(n)}}function g(r){return r(1)+r(2)}console.log(5==f(g)());\n");
done();
});
});
it("Should work with keep_fnames under mangler options", function(done) {
var command = tersercmd + ' test/input/issue-1431/sample.js -m keep_fnames=true';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "function f(r){return function(){function n(r){return r*r}return r(n)}}function g(r){return r(1)+r(2)}console.log(f(g)()==5);\n");
done();
});
});
it("Should work with --define (simple)", function(done) {
var command = tersercmd + ' test/input/global_defs/simple.js --define D=5 -c';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "console.log(5);\n");
done();
});
});
it("Should work with --define (nested)", function(done) {
var command = tersercmd + ' test/input/global_defs/nested.js --define C.D=5,C.V=3 -c';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "console.log(3,5);\n");
done();
});
});
it("Should work with --define (AST_Node)", function(done) {
var command = tersercmd + ' test/input/global_defs/simple.js --define console.log=stdout.println -c';
exec(command, function (err, stdout) {
if (err) throw err;
assert.strictEqual(stdout, "stdout.println(D);\n");
done();
});
});
it("Should alias `--beautify` with `--format`", function(done) {
var command1 = tersercmd + ' test/input/enclose/input.js --beautify preamble=oops';
var command2 = tersercmd + ' test/input/enclose/input.js --format preamble=oops';
exec(command1, function (err, stdout1) {
if (err) throw err;
exec(command2, function(err, stdout2) {
if (err) throw err;
assert.strictEqual(stdout1, stdout2);
done();
});
});
});
it("Should process inline source map", function(done) {
var command = tersercmd + " test/input/issue-520/input.js -mc toplevel --source-map content=inline,url=inline";
exec(command, function (err, stdout) {
if (err) throw err;
assertCodeWithInlineMapEquals(stdout, read("test/input/issue-520/output.js"));
done();
});
});
it("Should fail with multiple input and inline source map", function(done) {
this.timeout(60000);
var command = tersercmd + " test/input/issue-520/input.js test/input/issue-520/output.js --source-map content=inline,url=inline";
exec(command, function (err, stdout, stderr) {
assert.ok(err);
assert.strictEqual(stderr.split(/\n/)[0], "ERROR: inline source map only works with singular input");
done();
});
});
it("Should fail with acorn and inline source map", function(done) {
var command = tersercmd + " test/input/issue-520/input.js --source-map content=inline,url=inline -p acorn";
exec(command, function (err, stdout, stderr) {
assert.ok(err);
assert.strictEqual(stderr, "ERROR: inline source map only works with built-in parser\n");
done();
});
});
it("Should fail with SpiderMonkey and inline source map", function(done) {
var command = tersercmd + " test/input/issue-520/input.js --source-map content=inline,url=inline -p spidermonkey";
exec(command, function (err, stdout, stderr) {
assert.ok(err);
assert.strictEqual(stderr, "ERROR: inline source map only works with built-in parser\n");
done();
});
});
it("Should fail with invalid syntax", function(done) {
var command = tersercmd + ' test/input/invalid/simple.js';
exec(command, function (err, stdout, stderr) {
assert.ok(err);
var lines = stderr.split(/\n/);
assert.strictEqual(lines[0], "Parse error at test/input/invalid/simple.js:1,12");
assert.strictEqual(lines[1], "function f(a{}");
assert.strictEqual(lines[2], " ^");
assert.strictEqual(lines[3], "ERROR: Unexpected token punc 芦{禄, expected punc 芦,禄");
done();
});
});
it("Should fail with correct marking of tabs", function(done) {
var command = tersercmd + ' test/input/invalid/tab.js';
exec(command, function (err, stdout, stderr) {
assert.ok(err);
var lines = stderr.split(/\n/);
assert.strictEqual(lines[0], "Parse error at test/input/invalid/tab.js:1,12");
assert.strictEqual(lines[1], "\t\tfoo(\txyz, 0abc);");
assert.strictEqual(lines[2], "\t\t \t ^");
assert.strictEqual(lines[3], "ERROR: Invalid syntax: 0abc");
done();
});
});
it("Should fail with correct marking at start of line", function(done) {
var command = tersercmd + ' test/input/invalid/eof.js';
exec(command, function (err, stdout, stderr) {
assert.ok(err);
var lines = stderr.split(/\n/);
assert.strictEqual(lines[0], "Parse error at test/input/invalid/eof.js:2,0");
assert.strictEqual(lines[1], "foo, bar(");
assert.strictEqual(lines[2], " ^");
assert.strictEqual(lines[3], "ERROR: Unexpected token: eof (undefined)");
done();
});
});
});