1 files changed, 56 insertions, 0 deletions
diff --git a/deps/npm/test/tap/unit-deps-childDependencySpecifier.js b/deps/npm/test/tap/unit-deps-childDependencySpecifier.js
new file mode 100644
index 00000000000..600b719fb2b
--- /dev/null
+++ b/deps/npm/test/tap/unit-deps-childDependencySpecifier.js
@@ -0,0 +1,56 @@
+'use strict'
+var test = require('tap').test
+var requireInject = require('require-inject')
+var asap = require('asap')
+
+// we're just mocking to avoid having to call `npm.load`
+var deps = requireInject('../../lib/install/deps.js', {
+  '../../lib/npm.js': {
+    config: {
+      get: function () { return 'mock' }
+    }
+  }
+})
+
+var childDependencySpecifier = deps._childDependencySpecifier
+
+test('childDependencySpecifier', function (t) {
+  var tree = {
+    resolved: {},
+    package: {
+      name: 'bar',
+      _requested: ''
+    }
+  }
+
+  childDependencySpecifier(tree, 'foo', '^1.0.0', function () {
+    t.deepEqual(tree.resolved, {
+      foo: {
+        '^1.0.0': {
+          raw: 'foo@^1.0.0',
+          escapedName: 'foo',
+          scope: null,
+          name: 'foo',
+          rawSpec: '^1.0.0',
+          spec: '>=1.0.0 <2.0.0',
+          type: 'range'
+        }
+      }
+    }, 'should populate resolved')
+
+    var order = []
+
+    childDependencySpecifier(tree, 'foo', '^1.0.0', function () {
+      order.push(1)
+      childDependencySpecifier(tree, 'foo', '^1.0.0', function () {
+        order.push(3)
+        t.deepEqual(order, [1, 2, 3], 'should yield nested callbacks')
+        t.end()
+      })
+    })
+
+    asap(function () {
+      order.push(2)
+    })
+  })
+})