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// Copyright 2019 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --experimental-wasm-anyref
let {session, contextGroup, Protocol} =
InspectorTest.start('Test wasm scope information with anyref globals');
(async function() {
try {
utils.load('test/mjsunit/wasm/wasm-module-builder.js');
let builder = new WasmModuleBuilder();
builder.addImportedGlobal('m', 'global', kWasmAnyRef, false);
let func = builder.addFunction('func', kSig_v_v)
.addBody([
kExprGlobalGet, 0, //
kExprDrop, //
])
.exportAs('main');
let moduleBytes = JSON.stringify(builder.toArray());
function test(moduleBytes) {
let module = new WebAssembly.Module((new Uint8Array(moduleBytes)).buffer);
let global = 'hello, world';
instance = new WebAssembly.Instance(module, {m: {global}});
}
Protocol.Debugger.enable();
Protocol.Runtime.evaluate({
expression: `
let instance;
${test.toString()}
test(${moduleBytes});`
});
InspectorTest.log('Waiting for wasm script to be parsed.');
let scriptId;
while (true) {
let msg = await Protocol.Debugger.onceScriptParsed();
if (msg.params.url.startsWith('wasm://')) {
scriptId = msg.params.scriptId;
break;
}
}
InspectorTest.log('Setting breakpoint in wasm.');
await Protocol.Debugger.setBreakpoint(
{location: {scriptId, lineNumber: 0, columnNumber: func.body_offset}});
InspectorTest.log('Running main.');
Protocol.Runtime.evaluate({expression: 'instance.exports.main()'});
let msg = await Protocol.Debugger.oncePaused();
let callFrames = msg.params.callFrames;
InspectorTest.log('Paused in debugger.');
let scopeChain = callFrames[0].scopeChain;
for (let scope of scopeChain) {
if (scope.type != 'global') continue;
let globalObjectProps = (await Protocol.Runtime.getProperties({
'objectId': scope.object.objectId
})).result.result;
for (let prop of globalObjectProps) {
let subProps = (await Protocol.Runtime.getProperties({
objectId: prop.value.objectId
})).result.result;
let values =
subProps.map((value) => `"${value.name}": ${value.value.value}`)
.join(', ');
InspectorTest.log(` ${prop.name}: {${values}}`);
}
}
InspectorTest.log('Finished.');
} catch (exc) {
InspectorTest.log(`Failed with exception: ${exc}.`);
} finally {
InspectorTest.completeTest();
}
})();
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