--- /dev/null
+var readInstalled = require("../read-installed.js")
+var test = require("tap").test
+var json = require("../package.json")
+var path = require("path")
+var known = [].concat(Object.keys(json.dependencies)
+ , Object.keys(json.optionalDependencies)
+ , Object.keys(json.devDependencies)).sort()
+
+test("make sure that it works with depth=0", function (t) {
+ readInstalled(path.join(__dirname, "../"), {
+ depth: 0
+ }, function (er, map) {
+ t.notOk(er, "er should be bull")
+ t.ok(map, "map should be data")
+ if (er) return console.error(er.stack || er.message)
+ // Exclude self from dependencies when depth = 0
+ delete map.dependencies[json.name]
+ var subdeps = Object.keys(map.dependencies).reduce(function(acc, dep) {
+ // Exclude self from dependencies when depth = current depth
+ delete map.dependencies[dep].dependencies[dep]
+ acc += Object.keys(map.dependencies[dep].dependencies).length;
+ return acc;
+ }, 0);
+ t.equal(subdeps, 0, "there should be no sub dependencies")
+ t.end()
+ })
+})