{"id":16473350,"url":"https://github.com/vikpe/mongoose-middleware-test","last_synced_at":"2026-06-10T08:31:25.840Z","repository":{"id":79583071,"uuid":"106300623","full_name":"vikpe/mongoose-middleware-test","owner":"vikpe","description":"Example of how to test mongoose middleware without a database connection and/or triggering a model method (save/update etc).","archived":false,"fork":false,"pushed_at":"2017-10-09T16:09:07.000Z","size":7,"stargazers_count":4,"open_issues_count":0,"forks_count":0,"subscribers_count":1,"default_branch":"master","last_synced_at":"2025-11-23T08:04:25.073Z","etag":null,"topics":[],"latest_commit_sha":null,"homepage":"","language":"JavaScript","has_issues":true,"has_wiki":null,"has_pages":null,"mirror_url":null,"source_name":null,"license":null,"status":null,"scm":"git","pull_requests_enabled":true,"icon_url":"https://github.com/vikpe.png","metadata":{"files":{"readme":"README.md","changelog":null,"contributing":null,"funding":null,"license":null,"code_of_conduct":null,"threat_model":null,"audit":null,"citation":null,"codeowners":null,"security":null,"support":null,"governance":null,"roadmap":null,"authors":null,"dei":null,"publiccode":null,"codemeta":null}},"created_at":"2017-10-09T15:20:53.000Z","updated_at":"2019-06-14T20:37:31.000Z","dependencies_parsed_at":"2023-05-19T10:31:15.232Z","dependency_job_id":null,"html_url":"https://github.com/vikpe/mongoose-middleware-test","commit_stats":null,"previous_names":[],"tags_count":0,"template":false,"template_full_name":null,"purl":"pkg:github/vikpe/mongoose-middleware-test","repository_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/vikpe%2Fmongoose-middleware-test","tags_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/vikpe%2Fmongoose-middleware-test/tags","releases_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/vikpe%2Fmongoose-middleware-test/releases","manifests_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/vikpe%2Fmongoose-middleware-test/manifests","owner_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners/vikpe","download_url":"https://codeload.github.com/vikpe/mongoose-middleware-test/tar.gz/refs/heads/master","sbom_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories/vikpe%2Fmongoose-middleware-test/sbom","scorecard":null,"host":{"name":"GitHub","url":"https://github.com","kind":"github","repositories_count":286080680,"owners_count":34144679,"icon_url":"https://github.com/github.png","version":null,"created_at":"2022-05-30T11:31:42.601Z","updated_at":"2026-05-26T15:22:16.424Z","status":"online","status_checked_at":"2026-06-10T02:00:07.152Z","response_time":89,"last_error":null,"robots_txt_status":"success","robots_txt_updated_at":"2025-07-24T06:49:26.215Z","robots_txt_url":"https://github.com/robots.txt","online":true,"can_crawl_api":true,"host_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub","repositories_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repositories","repository_names_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/repository_names","owners_url":"https://repos.ecosyste.ms/api/v1/hosts/GitHub/owners"}},"keywords":[],"created_at":"2024-10-11T12:26:32.132Z","updated_at":"2026-06-10T08:31:25.830Z","avatar_url":"https://github.com/vikpe.png","language":"JavaScript","funding_links":[],"categories":[],"sub_categories":[],"readme":"# Mongoose middleware test\nExample of how to test mongoose middleware without a database connection and/or triggering a model method (save/update etc).\n\n**Problem**\n* Mocking model methods (eg `doc.save()`) prevents registered hooks to be called.\n\n**Solution**\n1. Expose the middleware function from the Schema.\n2. Rewrite the `this` context during tests.\n\n## Source\n(a simple middleware to update the property `slug` on `save`)\n\n```javascript\nvar mongoose = require('mongoose');\nvar _kebabCase = require('lodash/kebabCase');\n\nvar PostSchema = new mongoose.Schema({\n  name: String,\n  slug: String,\n});\n\nPostSchema._middlewareFunctions = {\n  setSlugFromName: function(next) {\n    this.slug = _kebabCase(this.name);\n\n    next();\n  },\n};\n\nPostSchema.pre('save', PostSchema._middlewareFunctions.setSlugFromName);\n\nmodule.exports = PostSchema;\n```\n\n## Test\n```javascript\nvar expect = require('expect.js');\nvar sinon = require('sinon');\nvar _bind = require('lodash/bind');\nvar PostSchema = require('../src/PostSchema');\n\ndescribe('Middleware', function() {\n  it('should set slug before save', function() {\n    var postDoc = {\n      name: 'Polly is a Black Parrot',\n    };\n\n    var thisContext = postDoc;\n    var boundMiddlewareFunc = _bind(PostSchema._middlewareFunctions.setSlugFromName, thisContext);\n    var next = sinon.spy();\n\n    boundMiddlewareFunc(next);\n\n    expect(postDoc).to.eql({\n      name: 'Polly is a Black Parrot',\n      slug: 'polly-is-a-black-parrot',\n    });\n\n    sinon.assert.calledOnce(next);\n  });\n});\n```\n\n# Installation / Usage\n1. Clone/download repo\n2. `npm install`\n3. `npm run test`\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fvikpe%2Fmongoose-middleware-test","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fvikpe%2Fmongoose-middleware-test","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fvikpe%2Fmongoose-middleware-test/lists"}