test(config): initial

test/unit/config.js

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+var test = require('tap').test
+var proxyquire = require('proxyquire')
+require('npmlog').level = 'silent'
+
+var mkdirp = {
+  sync: function () {},
+  '@noCallThru': true
+}
+
+test('config', function (t) {
+  t.test('default', function (tt) {
+    var getConfig = proxyquire('../../lib/config', {mkdirp: mkdirp})
+
+    var config = getConfig({})
+    var cwd = process.cwd()
+
+    tt.is(config.name, 'hoodie-server', 'exposes name from package.json')
+    tt.is(config.paths.project, cwd, 'uses cwd as project path')
+    tt.ok(config.paths.data.startsWith(cwd), 'derives data path from cwd')
+    tt.match(config.paths.www, /my-first-hoodie/, 'falls back to my-first-hoodie for www')
+
+    tt.same(config.db, {}, 'uses empty db config')
+    tt.same(config.app, {
+      hostname: '127.0.0.1',
+      port: 8080,
+      protocol: 'http'
+    }, 'uses "http://127.0.0.1:8080/" as app url')
+
+    tt.throws(function () {
+      'use strict'
+      config.app = {}
+    }, /read only/, 'config is frozen/immutable')
+
+    tt.throws(function () {
+      'use strict'
+      config.app.foo = {}
+    }, /not extensible/, 'config is deeply frozen/immutable')
+
+    tt.end()
+  })
+
+  t.test('applies overwrites', function (tt) {
+    var getConfig = proxyquire('../../lib/config', {
+      mkdirp: mkdirp,
+      'project-path/package.json': {
+        name: 'overwritten',
+        '@noCallThru': true
+      },
+      fs: {
+        statSync: function () {
+          return {
+            isDirectory: function () {
+              return true
+            }
+          }
+        },
+        '@noCallThru': true
+      }
+    })
+
+    var config = getConfig({
+      path: 'project-path',
+      data: 'data-path',
+      www: 'www-path',
+      bindAddress: 'hoodie-test',
+      port: 1337
+    })
+
+    tt.is(config.name, 'overwritten', 'exposes name from package.json')
+    tt.is(config.paths.project, 'project-path', 'uses path option as project path')
+    tt.is(config.paths.data, 'data-path', 'uses data option as data path')
+    tt.is(config.paths.www, 'www-path', 'uses www option as www path')
+
+    tt.same(config.app, {
+      hostname: 'hoodie-test',
+      port: 1337,
+      protocol: 'http'
+    }, 'uses "http://hoodie-test:1337/" as app url')
+
+    tt.end()
+  })
+
+  t.test('custom db', function (tt) {
+    tt.plan(3)
+
+    var memdown = {}
+
+    var getConfig = proxyquire('../../lib/config', {
+      memdown: memdown,
+      mkdirp: mkdirp,
+      npmlog: {
+        warn: function () {
+          tt.ok(true, 'warns about missing auth in db url')
+        },
+        info: function () {}
+      }
+    })
+
+    var config = getConfig({
+      dbUrl: 'http://user:pass@example.com/',
+      inMemory: true
+    })
+
+    tt.is(config.db.url, 'http://user:pass@example.com/', 'uses passed db url')
+    tt.is(config.db.db, memdown, 'uses memdown for in memory')
+
+    getConfig({
+      dbUrl: 'http://example.com/'
+    })
+  })
+
+  t.end()
+})