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Example subgraph, ethCall test to drive implementation (#18)

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* Setup example subgraph.

* Implement eth_call in subgraph.

* eth-call test stub

Co-authored-by: nabarun <nabarun@deepstacksoft.com>
This commit is contained in:
Ashwin Phatak
2021-12-28 16:08:04 +05:30
committed by nabarun
co-authored by nabarun
parent f078db688a
commit d247815ce2
13 changed files with 3270 additions and 81 deletions
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packages/graph-node/src/eth-call.test.ts
+27
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@@ -0,0 +1,27 @@
//
// Copyright 2021 Vulcanize, Inc.
//
import path from 'path';
import { instantiate } from './index';
describe('eth-call wasm tests', () => {
let exports: any;
it('should load the subgraph example wasm', async () => {
const filePath = path.resolve(__dirname, '../test/subgraph/example1/build/Example1/Example1.wasm');
const instance = await instantiate(filePath);
exports = instance.exports;
});
it('should execute exported function', () => {
const { _start, testEthCall } = exports;
// Important to call _start for built subgraphs on instantiation!
// TODO: Check api version https://github.com/graphprotocol/graph-node/blob/6098daa8955bdfac597cec87080af5449807e874/runtime/wasm/src/module/mod.rs#L533
_start();
testEthCall();
});
});
packages/graph-node/src/index.test.ts
+5 -5
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@@ -36,10 +36,10 @@ describe('wasm loader tests', () => {
it('should instantiate a class in wasm from JS', async () => {
const { Foo, FooID, __getString, __new, __pin, __unpin } = exports;
const newFooPtr = __pin(__new(FooID));
const newFoo = Foo.wrap(newFooPtr);
const newStrPtr = newFoo.getString();
expect(__getString(newStrPtr)).to.equal('hello world!');
__unpin(newFooPtr);
const fooPtr = __pin(__new(FooID));
const foo = Foo.wrap(fooPtr);
const strPtr = foo.getString();
expect(__getString(strPtr)).to.equal('hello world!');
__unpin(fooPtr);
});
});
packages/graph-node/src/index.ts
+88 -76
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@@ -5,82 +5,94 @@
import fs from 'fs/promises';
import loader from '@assemblyscript/loader';
const imports = {
index: {
'store.get': () => {
console.log('store.get');
},
'store.set': () => {
console.log('store.set');
},
'typeConversion.stringToH160': () => {
console.log('typeConversion.stringToH160');
},
'typeConversion.bytesToHex': () => {
console.log('typeConversion.bytesToHex');
},
// 'typeConversion.bytesToString': () => {
// console.log('typeConversion.bytesToString');
// },
'typeConversion.bigIntToString': () => {
console.log('typeConversion.bigIntToString');
},
// 'bigDecimal.fromString': () => {
// console.log('bigDecimal.fromString');
// },
// 'bigDecimal.times': () => {
// console.log('bigDecimal.times');
// },
'bigDecimal.dividedBy': () => {
console.log('bigDecimal.dividedBy');
},
// 'bigDecimal.plus': () => {
// console.log('bigDecimal.plus');
// },
// 'bigDecimal.minus': () => {
// console.log('bigDecimal.minus');
// },
'bigInt.plus': () => {
console.log('bigInt.plus');
},
'bigInt.minus': () => {
console.log('bigInt.minus');
},
'bigInt.times': () => {
console.log('bigInt.times');
},
'bigInt.dividedBy': () => {
console.log('bigInt.dividedBy');
},
// 'bigInt.mod': () => {
// console.log('bigInt.mod');
// },
'bigInt.fromString': () => {
console.log('bigInt.fromString');
},
'log.log': () => {
console.log('log.log');
},
// 'dataSource.create': () => {
// console.log('dataSource.create');
// },
'dataSource.address': () => {
console.log('dataSource.address');
}
},
ethereum: {
'ethereum.call': () => {
console.log('ethereum.call');
}
}
};
export const instantiate = async (filePath: string): Promise<loader.ResultObject & { exports: any }> => {
const buffer = await fs.readFile(filePath);
return loader.instantiate(buffer, imports);
const imports = {
index: {
'store.get': () => {
console.log('store.get');
},
'store.set': () => {
console.log('store.set');
},
'typeConversion.stringToH160': () => {
console.log('typeConversion.stringToH160');
},
'typeConversion.bytesToHex': () => {
console.log('typeConversion.bytesToHex');
},
// 'typeConversion.bytesToString': () => {
// console.log('typeConversion.bytesToString');
// },
'typeConversion.bigIntToString': () => {
console.log('typeConversion.bigIntToString');
},
// 'bigDecimal.fromString': () => {
// console.log('bigDecimal.fromString');
// },
// 'bigDecimal.times': () => {
// console.log('bigDecimal.times');
// },
'bigDecimal.dividedBy': () => {
console.log('bigDecimal.dividedBy');
},
// 'bigDecimal.plus': () => {
// console.log('bigDecimal.plus');
// },
// 'bigDecimal.minus': () => {
// console.log('bigDecimal.minus');
// },
'bigInt.plus': () => {
console.log('bigInt.plus');
},
'bigInt.minus': () => {
console.log('bigInt.minus');
},
'bigInt.times': () => {
console.log('bigInt.times');
},
'bigInt.dividedBy': () => {
console.log('bigInt.dividedBy');
},
// 'bigInt.mod': () => {
// console.log('bigInt.mod');
// },
'bigInt.fromString': () => {
console.log('bigInt.fromString');
},
'log.log': (_: number, msg: number) => {
console.log('console.log', __getString(msg));
},
// 'dataSource.create': () => {
// console.log('dataSource.create');
// },
'dataSource.address': () => {
console.log('dataSource.address');
}
},
ethereum: {
'ethereum.call': () => {
console.log('ethereum.call');
return null;
}
},
conversion: {
'typeConversion.stringToH160': () => {
console.log('typeConversion.stringToH160');
}
}
};
const instance = await loader.instantiate(buffer, imports);
const exports = instance.exports;
const { __getString } = exports;
return instance;
};