56 lines
2.1 KiB
JavaScript
56 lines
2.1 KiB
JavaScript
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'use strict';
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const assert = require('assert');
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const path = require('path');
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const ref = require('ref-napi');
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const ffi = require('../');
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const fs = require('fs-extra');
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const DynamicLibrary = ffi.DynamicLibrary;
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describe('DynamicLibrary', function () {
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it('should be a function', function () {
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assert.strictEqual('function', typeof DynamicLibrary);
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});
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it('should return a "DynamicLibrary" instance when invoked', function () {
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const lib = process.platform == 'win32' ? 'msvcrt' : 'libc';
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const handle = DynamicLibrary(lib + ffi.LIB_EXT);
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assert(handle instanceof DynamicLibrary);
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});
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describe('get()', function () {
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it('should return a "pointer" Buffer to a symbol', function () {
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const lib = process.platform == 'win32' ? 'msvcrt' : 'libc';
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const handle = DynamicLibrary(lib + ffi.LIB_EXT);
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const symbol = handle.get('free');
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assert(Buffer.isBuffer(symbol));
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assert.strictEqual(0, symbol.length);
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});
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it('should set the "name" property to the name of the symbol', function () {
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const lib = process.platform == 'win32' ? 'msvcrt' : 'libc';
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const handle = DynamicLibrary(lib + ffi.LIB_EXT);
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const name = 'free';
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const symbol = handle.get(name);
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assert.strictEqual(name, symbol.name);
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});
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it('should load libraries when pathname contains unicode characters', function() {
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// Directory and file names are "I can't read this" and "Or this"
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// translated into Simplified Chinese by Google Translate
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let lib, t;
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for (t of ['Debug', 'Release']) {
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lib = path.join(__dirname, 'build', t, 'ffi_tests.node'); // .node file is just a dynamic library
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if (fs.existsSync(lib)) break;
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}
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const toDir = path.join(__dirname, 'build', t, String.fromCharCode(0x6211, 0x65e0, 0x6cd5, 0x9605, 0x8bfb));
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const toLib = path.join(toDir, String.fromCharCode(0x6216, 0x8005, 0x8fd9) + '.node');
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fs.mkdirsSync(toDir);
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fs.copySync(lib, toLib);
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const handle = DynamicLibrary(toLib);
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const name = 'ExportedFunction';
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const symbol = handle.get(name);
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assert.strictEqual(name, symbol.name);
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});
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});
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});
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