HookCodeFactory.js
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/*
MIT License http://www.opensource.org/licenses/mit-license.php
Author Tobias Koppers @sokra
*/
"use strict";
const HookCodeFactory = require("../HookCodeFactory");
const expectNoSyntaxError = code => {
new Function("a, b, c", code);
};
describe("HookCodeFactory", () => {
describe("callTap", () => {
const factoryConfigurations = {
"no args, no intercept": {
args: [],
taps: [
{
type: "sync"
},
{
type: "async"
},
{
type: "promise"
}
],
interceptors: []
},
"with args, no intercept": {
args: ["a", "b", "c"],
taps: [
{
type: "sync"
},
{
type: "async"
},
{
type: "promise"
}
],
interceptors: []
},
"with args, with intercept": {
args: ["a", "b", "c"],
taps: [
{
type: "sync"
},
{
type: "async"
},
{
type: "promise"
}
],
interceptors: [
{
call: () => {},
tap: () => {}
},
{
tap: () => {}
},
{
call: () => {}
}
]
}
};
for (const configurationName in factoryConfigurations) {
describe(`(${configurationName})`, () => {
let factory;
beforeEach(() => {
factory = new HookCodeFactory();
factory.init(factoryConfigurations[configurationName]);
});
it("sync without onResult", () => {
const code = factory.callTap(0, {
onError: err => `onError(${err});\n`,
onDone: () => "onDone();\n"
});
expect(code).toMatchSnapshot();
expectNoSyntaxError(code);
});
it("sync with onResult", () => {
const code = factory.callTap(0, {
onError: err => `onError(${err});\n`,
onResult: result => `onResult(${result});\n`
});
expect(code).toMatchSnapshot();
expectNoSyntaxError(code);
});
it("async without onResult", () => {
const code = factory.callTap(1, {
onError: err => `onError(${err});\n`,
onDone: () => "onDone();\n"
});
expect(code).toMatchSnapshot();
expectNoSyntaxError(code);
});
it("async with onResult", () => {
const code = factory.callTap(1, {
onError: err => `onError(${err});\n`,
onResult: result => `onResult(${result});\n`
});
expect(code).toMatchSnapshot();
expectNoSyntaxError(code);
});
it("promise without onResult", () => {
const code = factory.callTap(2, {
onError: err => `onError(${err});\n`,
onDone: () => "onDone();\n"
});
expect(code).toMatchSnapshot();
expectNoSyntaxError(code);
});
it("promise with onResult", () => {
const code = factory.callTap(2, {
onError: err => `onError(${err});\n`,
onResult: result => `onResult(${result});\n`
});
expect(code).toMatchSnapshot();
expectNoSyntaxError(code);
});
});
}
});
describe("taps", () => {
const factoryConfigurations = {
none: {
args: ["a", "b", "c"],
taps: [],
interceptors: []
},
"single sync": {
args: ["a", "b", "c"],
taps: [
{
type: "sync"
}
],
interceptors: []
},
"multiple sync": {
args: ["a", "b", "c"],
taps: [
{
type: "sync"
},
{
type: "sync"
},
{
type: "sync"
}
],
interceptors: []
},
"single async": {
args: ["a", "b", "c"],
taps: [
{
type: "async"
}
],
interceptors: []
},
"single promise": {
args: ["a", "b", "c"],
taps: [
{
type: "promise"
}
],
interceptors: []
},
mixed: {
args: ["a", "b", "c"],
taps: [
{
type: "sync"
},
{
type: "async"
},
{
type: "promise"
}
],
interceptors: []
},
mixed2: {
args: ["a", "b", "c"],
taps: [
{
type: "async"
},
{
type: "promise"
},
{
type: "sync"
}
],
interceptors: []
}
};
for (const configurationName in factoryConfigurations) {
describe(`(${configurationName})`, () => {
let factory;
beforeEach(() => {
factory = new HookCodeFactory();
factory.init(factoryConfigurations[configurationName]);
});
it("callTapsSeries", () => {
const code = factory.callTapsSeries({
onError: (i, err) => `onError(${i}, ${err});\n`,
onResult: (i, result, next, doneBreak) =>
`onResult(${i}, ${result}, () => {\n${next()}}, () => {\n${doneBreak()}});\n`,
onDone: () => "onDone();\n",
rethrowIfPossible: true
});
expect(code).toMatchSnapshot();
expectNoSyntaxError(code);
});
it("callTapsParallel", () => {
const code = factory.callTapsParallel({
onError: (i, err) => `onError(${i}, ${err});\n`,
onResult: (i, result, done, doneBreak) =>
`onResult(${i}, ${result}, () => {\n${done()}}, () => {\n${doneBreak()}});\n`,
onDone: () => "onDone();\n",
rethrowIfPossible: true
});
expect(code).toMatchSnapshot();
expectNoSyntaxError(code);
});
it("callTapsLooping", () => {
const code = factory.callTapsLooping({
onError: (i, err) => `onError(${i}, ${err});\n`,
onDone: () => "onDone();\n",
rethrowIfPossible: true
});
expect(code).toMatchSnapshot();
expectNoSyntaxError(code);
});
});
}
});
});