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ffi wrapper

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ekibun
2020-09-20 15:57:08 +08:00
parent 50c7ff12db
commit 5f9fdac9f4
7 changed files with 1104 additions and 65 deletions
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test/flutter_qjs_test.dart
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@@ -3,31 +3,75 @@
* @Author: ekibun
* @Date: 2020-09-06 13:02:46
* @LastEditors: ekibun
* @LastEditTime: 2020-09-13 22:59:06
* @LastEditTime: 2020-09-20 15:55:50
*/
import 'dart:ffi';
import 'package:ffi/ffi.dart';
import 'dart:convert';
import 'dart:io';
void main() {
final DynamicLibrary qjsLib = DynamicLibrary.open("test/lib/build/Debug/ffi_library.dll");
print(qjsLib);
// JSRuntime *js_NewRuntime(void);
final Pointer Function() jsNewRuntime =
qjsLib.lookup<NativeFunction<Pointer Function()>>("jsNewRuntime").asFunction();
final rt = jsNewRuntime();
print(rt);
// JSContext *js_NewContext(JSRuntime *rt);
final Pointer Function(Pointer rt) jsNewContext =
qjsLib.lookup<NativeFunction<Pointer Function(Pointer)>>("jsNewContext").asFunction();
final ctx = jsNewContext(rt);
print(ctx);
// JSValue *js_Eval(JSContext *ctx, const char *input, const char *filename, int eval_flags)
final Pointer Function(Pointer rt, Pointer<Utf8> input, Pointer<Utf8> filename, int evalFlags) jsEval =
qjsLib.lookup<NativeFunction<Pointer Function(Pointer,Pointer<Utf8>,Pointer<Utf8>, Int32)>>("jsEval").asFunction();
final jsval = jsEval(ctx, Utf8.toUtf8("`hello \${'world'}!`"), Utf8.toUtf8("<eval>"), 0);
// const char *js_ToCString(JSContext *ctx, JSValue *val)
final Pointer<Utf8> Function(Pointer rt, Pointer val) jsToCString =
qjsLib.lookup<NativeFunction<Pointer<Utf8> Function(Pointer,Pointer)>>("jsToCString").asFunction();
final str = Utf8.fromUtf8(jsToCString(ctx, jsval));
print(str);
import 'package:flutter_test/flutter_test.dart';
import 'package:flutter_qjs/ffi.dart';
import 'package:flutter_qjs/wrapper.dart';
void main() async {
test('make', () async {
final utf8Encoding = Encoding.getByName('utf-8');
final cmakePath =
"C:/Program Files (x86)/Microsoft Visual Studio/2019/BuildTools/Common7/IDE/CommonExtensions/Microsoft/CMake/CMake/bin/cmake.exe";
final buildDir = "./build";
var result = Process.runSync(
cmakePath,
['-S', './', '-B', buildDir],
workingDirectory: 'test/lib',
stdoutEncoding: utf8Encoding,
stderrEncoding: utf8Encoding,
);
stdout.write(result.stdout);
stderr.write(result.stderr);
expect(result.exitCode, 0);
result = Process.runSync(
cmakePath,
['--build', buildDir, '--verbose'],
workingDirectory: 'test/lib',
stdoutEncoding: utf8Encoding,
stderrEncoding: utf8Encoding,
);
stdout.write(result.stdout);
stderr.write(result.stderr);
expect(result.exitCode, 0);
});
test('jsToDart', () async {
final rt = jsNewRuntime((ctx, method, argv) {
var argvs = jsToDart(ctx, argv);
print([method, argvs]);
return dartToJs(ctx, [
argvs,
{
[233, 2]: {}
}
]);
});
final ctx = jsNewContext(rt);
final jsval = jsEval(
ctx,
"""
const a = {};
a.a = a;
channel('channel', [
0.1, true, false, 1, "world",
new ArrayBuffer(2),
()=>'hello',
a
]);
""",
"<eval>",
JSEvalType.GLOBAL,
);
print(jsToDart(ctx, jsval));
jsFreeValue(ctx, jsval);
deleteJSValue(jsval);
jsFreeContext(ctx);
jsFreeRuntime(rt);
});
}