08-27-周三_17-09-29

node_modules/kew/test/scopes.js

@@ -0,0 +1,59 @@
+var Q = require('../kew')
+
+exports.testThen = function (test) {
+  var detectedScope = null
+  Q.resolve(true).then(function () {
+    detectedScope = this
+  }).then(function () {
+    test.ok(Q.isPromise(detectedScope), 'then() should be called in context of promise')
+    test.done()
+  })
+}
+
+exports.testFail = function (test) {
+  var detectedScope = null
+  Q.reject(new Error()).fail(function () {
+    detectedScope = this
+  }).then(function () {
+    test.ok(Q.isPromise(detectedScope), 'fail() should be called in context of promise')
+    test.done()
+  })
+}
+
+exports.testThenBound = function (test) {
+  var detectedScope = scope
+  var scope = {}
+  Q.resolve(true).thenBound(function () {
+    detectedScope = scope
+  }, scope).then(function () {
+    test.ok(detectedScope === scope, 'thenScoped() should be called in context of scope')
+    test.done()
+  })
+}
+
+exports.testFailBound = function (test) {
+  var detectedScope = scope
+  var scope = {}
+  Q.reject(new Error()).failBound(function () {
+    detectedScope = scope
+  }, scope).then(function () {
+    test.equal(detectedScope, scope, 'failBound() should be called in context of scope')
+    test.done()
+  })
+}
+
+exports.testThenBoundWithArgs = function (test) {
+  var detectedScope = scope
+  var scope = {}
+  Q.resolve(-1).thenBound(function (a, b, c, d) {
+    test.equal(a, 1)
+    test.equal(b, 2)
+    test.equal(c, 3)
+    test.equal(d, -1)
+    detectedScope = scope
+  }, scope, 1, 2, 3).then(function () {
+    test.ok(detectedScope === scope, 'failScoped() should be called in context of scope')
+    test.done()
+  })
+}
+