Current Dev State

static/js/ketcher2/node_modules/source-map-resolve/test/source-map-resolve.js

@@ -0,0 +1,819 @@
+// Copyright 2014 Simon Lydell
+// X11 (“MIT”) Licensed. (See LICENSE.)
+
+var test         = require("tape")
+var asyncify     = require("simple-asyncify")
+var common       = require("./common")
+var u            = common.u
+var read         = common.read
+var Throws       = common.Throws
+var identity     = common.identity
+
+var sourceMapResolve = require("../")
+
+// Polyfills.
+require("setimmediate")
+if (typeof window !== "undefined" && !window.atob) {
+  window.atob = require("Base64").atob
+}
+
+"use strict"
+
+var map = {
+  simple: {
+    mappings: "AAAA",
+    sources:  ["foo.js"],
+    names:    []
+  },
+  sourceRoot: {
+    mappings:   "AAAA",
+    sourceRoot: "/static/js/app/",
+    sources:    ["foo.js", "lib/bar.js", "../vendor/dom.js", "/version.js", "//foo.org/baz.js"],
+    names:      []
+  },
+  sourceRootNoSlash: {
+    mappings:   "AAAA",
+    sourceRoot: "/static/js/app",
+    sources:    ["foo.js", "lib/bar.js", "../vendor/dom.js", "/version.js", "//foo.org/baz.js"],
+    names:      []
+  },
+  sourcesContent: {
+    mappings:       "AAAA",
+    sourceRoot:     "/static/js/app/",
+    sources:        ["foo.js", "lib/bar.js", "../vendor/dom.js", "/version.js", "//foo.org/baz.js"],
+    sourcesContent: ["foo.js", "lib/bar.js", "../vendor/dom.js", "/version.js", "//foo.org/baz.js"],
+    names:          []
+  },
+  mixed: {
+    mappings:       "AAAA",
+    sources:        ["foo.js", "lib/bar.js", "../vendor/dom.js", "/version.js", "//foo.org/baz.js"],
+    sourcesContent: ["foo.js", null        , null              , "/version.js", "//foo.org/baz.js"],
+    names:          []
+  }
+}
+map.simpleString = JSON.stringify(map.simple)
+map.XSSIsafe = ")]}'" + map.simpleString
+
+var code = {
+  fileRelative:       u("foo.js.map"),
+  domainRelative:     u("/foo.js.map"),
+  schemeRelative:     u("//foo.org/foo.js.map"),
+  absolute:           u("https://foo.org/foo.js.map"),
+  dataUri:            u("data:application/json," +
+                        "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                        "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D"),
+  base64:             u("data:application/json;base64," +
+                        "eyJtYXBwaW5ncyI6IkFBQUEiLCJzb3VyY2VzIjpbImZvby5qcyJdLCJuYW1lcyI6W119"),
+  dataUriText:        u("data:text/json," +
+                        "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                        "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D"),
+  dataUriParameter:   u("data:application/json;charset=UTF-8;foo=bar," +
+                        "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                        "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D"),
+  dataUriNoMime:      u("data:,foo"),
+  dataUriInvalidMime: u("data:text/html,foo"),
+  dataUriInvalidJSON: u("data:application/json,foo"),
+  dataUriXSSIsafe:    u("data:application/json," + ")%5D%7D%27" +
+                        "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                        "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D"),
+  dataUriEmpty:       u("data:"),
+  noMap:              ""
+}
+
+
+function testResolveSourceMap(method, sync) {
+  return function(t) {
+    var wrap = (sync ? identity : asyncify)
+
+    var codeUrl = "http://example.com/a/b/c/foo.js"
+
+    t.plan(1 + 18*3)
+
+    t.equal(typeof method, "function", "is a function")
+
+    if (sync) {
+      method = asyncify(method)
+    }
+
+    var next = false
+    function isAsync() { t.ok(next, "is async") }
+
+    method(code.fileRelative, codeUrl, wrap(read(map.simpleString)), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "foo.js.map",
+        url:               "http://example.com/a/b/c/foo.js.map",
+        sourcesRelativeTo: "http://example.com/a/b/c/foo.js.map",
+        map:               map.simple
+      }, "fileRelative")
+      isAsync()
+    })
+
+    method(code.domainRelative, codeUrl, wrap(read(map.simpleString)), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "/foo.js.map",
+        url:               "http://example.com/foo.js.map",
+        sourcesRelativeTo: "http://example.com/foo.js.map",
+        map:               map.simple
+      }, "domainRelative")
+      isAsync()
+    })
+
+    method(code.schemeRelative, codeUrl, wrap(read(map.simpleString)), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "//foo.org/foo.js.map",
+        url:               "http://foo.org/foo.js.map",
+        sourcesRelativeTo: "http://foo.org/foo.js.map",
+        map:               map.simple
+      }, "schemeRelative")
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, wrap(read(map.simpleString)), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "https://foo.org/foo.js.map",
+        url:               "https://foo.org/foo.js.map",
+        sourcesRelativeTo: "https://foo.org/foo.js.map",
+        map:               map.simple
+      }, "absolute")
+      isAsync()
+    })
+
+    method(code.dataUri, codeUrl, wrap(Throws), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:application/json," +
+                           "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                           "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple
+      }, "dataUri")
+      isAsync()
+    })
+
+    method(code.base64, codeUrl, wrap(Throws), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:application/json;base64," +
+                           "eyJtYXBwaW5ncyI6IkFBQUEiLCJzb3VyY2VzIjpbImZvby5qcyJdLCJuYW1lcyI6W119",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple
+      }, "base64")
+      isAsync()
+    })
+
+    method(code.dataUriText, codeUrl, wrap(Throws), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:text/json," +
+                           "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                           "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple
+      }, "dataUriText")
+      isAsync()
+    })
+
+    method(code.dataUriParameter, codeUrl, wrap(Throws), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:application/json;charset=UTF-8;foo=bar," +
+                           "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                           "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple
+      }, "dataUriParameter")
+      isAsync()
+    })
+
+    method(code.dataUriNoMime, codeUrl, wrap(Throws), function(error, result) {
+      t.ok(error.message.match(/mime type.+text\/plain/), "dataUriNoMime")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.dataUriInvalidMime, codeUrl, wrap(Throws), function(error, result) {
+      t.ok(error.message.match(/mime type.+text\/html/), "dataUriInvalidMime")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.dataUriInvalidJSON, codeUrl, wrap(Throws), function(error, result) {
+      t.ok(error instanceof SyntaxError && error.message !== "data:application/json,foo",
+        "dataUriInvalidJSON")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.dataUriXSSIsafe, codeUrl, wrap(Throws), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:application/json," + ")%5D%7D%27" +
+                           "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                           "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple
+      }, "dataUriXSSIsafe")
+      isAsync()
+    })
+
+    method(code.dataUriEmpty, codeUrl, wrap(Throws), function(error, result) {
+      t.ok(error.message.match(/mime type.+text\/plain/), "dataUriEmpty")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.noMap, codeUrl, wrap(Throws), function(error, result) {
+      t.error(error)
+      t.equal(result, null, "noMap")
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, wrap(read([map.simpleString])), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "https://foo.org/foo.js.map",
+        url:               "https://foo.org/foo.js.map",
+        sourcesRelativeTo: "https://foo.org/foo.js.map",
+        map:               map.simple
+      }, "read non-string")
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, wrap(read("invalid JSON")), function(error, result) {
+      t.ok(error instanceof SyntaxError, "read invalid JSON")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, wrap(read(map.XSSIsafe)), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "https://foo.org/foo.js.map",
+        url:               "https://foo.org/foo.js.map",
+        sourcesRelativeTo: "https://foo.org/foo.js.map",
+        map:               map.simple
+      }, "XSSIsafe map")
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, wrap(Throws), function(error, result) {
+      t.equal(error.message, "https://foo.org/foo.js.map", "read throws")
+      t.notOk(result)
+      isAsync()
+    })
+
+    next = true
+  }
+}
+
+test(".resolveSourceMap",     testResolveSourceMap(sourceMapResolve.resolveSourceMap,    false))
+
+test(".resolveSourceMapSync", testResolveSourceMap(sourceMapResolve.resolveSourceMapSync, true))
+
+
+function testResolveSources(method, sync) {
+  return function(t) {
+    var wrap = (sync ? identity : asyncify)
+
+    var mapUrl = "http://example.com/a/b/c/foo.js.map"
+
+    t.plan(1 + 7*3 + 4)
+
+    t.equal(typeof method, "function", "is a function")
+
+    if (sync) {
+      method = asyncify(method)
+    }
+
+    var next = false
+    function isAsync() { t.ok(next, "is async") }
+
+    var options
+
+    method(map.simple, mapUrl, wrap(identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourcesResolved: ["http://example.com/a/b/c/foo.js"],
+        sourcesContent:  ["http://example.com/a/b/c/foo.js"]
+      }, "simple")
+      isAsync()
+    })
+
+    method(map.sourceRoot, mapUrl, wrap(identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourcesResolved: [
+          "http://example.com/static/js/app/foo.js",
+          "http://example.com/static/js/app/lib/bar.js",
+          "http://example.com/static/js/vendor/dom.js",
+          "http://example.com/version.js",
+          "http://foo.org/baz.js"
+        ],
+        sourcesContent: [
+          "http://example.com/static/js/app/foo.js",
+          "http://example.com/static/js/app/lib/bar.js",
+          "http://example.com/static/js/vendor/dom.js",
+          "http://example.com/version.js",
+          "http://foo.org/baz.js"
+        ]
+      }, "sourceRoot")
+      isAsync()
+    })
+
+    options = {ignoreSourceRoot: true}
+    method(map.sourceRoot, mapUrl, wrap(identity), options, function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourcesResolved: [
+          "http://example.com/a/b/c/foo.js",
+          "http://example.com/a/b/c/lib/bar.js",
+          "http://example.com/a/b/vendor/dom.js",
+          "http://example.com/version.js",
+          "http://foo.org/baz.js"
+        ],
+        sourcesContent: [
+          "http://example.com/a/b/c/foo.js",
+          "http://example.com/a/b/c/lib/bar.js",
+          "http://example.com/a/b/vendor/dom.js",
+          "http://example.com/version.js",
+          "http://foo.org/baz.js"
+        ]
+      }, "ignore sourceRoot")
+      isAsync()
+    })
+
+    method(map.sourceRootNoSlash, mapUrl, wrap(identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourcesResolved: [
+          "http://example.com/static/js/app/foo.js",
+          "http://example.com/static/js/app/lib/bar.js",
+          "http://example.com/static/js/vendor/dom.js",
+          "http://example.com/version.js",
+          "http://foo.org/baz.js"
+        ],
+        sourcesContent: [
+          "http://example.com/static/js/app/foo.js",
+          "http://example.com/static/js/app/lib/bar.js",
+          "http://example.com/static/js/vendor/dom.js",
+          "http://example.com/version.js",
+          "http://foo.org/baz.js"
+        ]
+      }, "sourceRootNoSlash")
+      isAsync()
+    })
+
+    method(map.sourcesContent, mapUrl, wrap(Throws), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourcesResolved: [
+          "http://example.com/static/js/app/foo.js",
+          "http://example.com/static/js/app/lib/bar.js",
+          "http://example.com/static/js/vendor/dom.js",
+          "http://example.com/version.js",
+          "http://foo.org/baz.js"
+        ],
+        sourcesContent: [
+          "foo.js",
+          "lib/bar.js",
+          "../vendor/dom.js",
+          "/version.js",
+          "//foo.org/baz.js"
+        ]
+      }, "sourcesContent")
+      isAsync()
+    })
+
+    method(map.mixed, mapUrl, wrap(identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourcesResolved: [
+          "http://example.com/a/b/c/foo.js",
+          "http://example.com/a/b/c/lib/bar.js",
+          "http://example.com/a/b/vendor/dom.js",
+          "http://example.com/version.js",
+          "http://foo.org/baz.js"
+        ],
+        sourcesContent: [
+          "foo.js",
+          "http://example.com/a/b/c/lib/bar.js",
+          "http://example.com/a/b/vendor/dom.js",
+          "/version.js",
+          "//foo.org/baz.js"
+        ]
+      }, "mixed")
+      isAsync()
+    })
+
+    method(map.simple, mapUrl, wrap(read(["non", "string"])), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourcesResolved: ["http://example.com/a/b/c/foo.js"],
+        sourcesContent:  ["non,string"]
+      }, "read non-string")
+      isAsync()
+    })
+
+    var calledBack = false
+    method(map.mixed, mapUrl, wrap(Throws), function(error, result) {
+      t.equal(calledBack, false)
+      calledBack = true
+      t.equal(error.message, "http://example.com/a/b/c/lib/bar.js", "read throws")
+      t.notOk(result)
+      isAsync()
+    })
+
+    next = true
+  }
+}
+
+test(".resolveSources",     testResolveSources(sourceMapResolve.resolveSources,    false))
+
+test(".resolveSourcesSync", testResolveSources(sourceMapResolve.resolveSourcesSync, true))
+
+test(".resolveSourcesSync no read", function(t) {
+  t.plan(1)
+
+  var mapUrl = "http://example.com/a/b/c/foo.js.map"
+  var result = sourceMapResolve.resolveSourcesSync(map.mixed, mapUrl, null)
+
+  t.deepEqual(result, {
+    sourcesResolved: [
+      "http://example.com/a/b/c/foo.js",
+      "http://example.com/a/b/c/lib/bar.js",
+      "http://example.com/a/b/vendor/dom.js",
+      "http://example.com/version.js",
+      "http://foo.org/baz.js"
+    ],
+    sourcesContent: []
+  })
+})
+
+
+function testResolve(method, sync) {
+  return function(t) {
+    var wrap = (sync ? identity : asyncify)
+    var wrapMap = function(mapFn, fn) {
+      return wrap(function(url) {
+        if (/\.map$/.test(url)) {
+          return mapFn(url)
+        }
+        return fn(url)
+      })
+    }
+
+    var codeUrl = "http://example.com/a/b/c/foo.js"
+
+    t.plan(1 + 18*3 + 7*4 + 4)
+
+    t.equal(typeof method, "function", "is a function")
+
+    if (sync) {
+      method = asyncify(method)
+    }
+
+    var next = false
+    function isAsync() { t.ok(next, "is async") }
+
+    var readSimple = wrapMap(read(map.simpleString), identity)
+
+    method(code.fileRelative, codeUrl, readSimple, function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "foo.js.map",
+        url:               "http://example.com/a/b/c/foo.js.map",
+        sourcesRelativeTo: "http://example.com/a/b/c/foo.js.map",
+        map:               map.simple,
+        sourcesResolved:   ["http://example.com/a/b/c/foo.js"],
+        sourcesContent:    ["http://example.com/a/b/c/foo.js"]
+      }, "fileRelative")
+      isAsync()
+    })
+
+    method(code.domainRelative, codeUrl, readSimple, function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "/foo.js.map",
+        url:               "http://example.com/foo.js.map",
+        sourcesRelativeTo: "http://example.com/foo.js.map",
+        map:               map.simple,
+        sourcesResolved:   ["http://example.com/foo.js"],
+        sourcesContent:    ["http://example.com/foo.js"]
+      }, "domainRelative")
+      isAsync()
+    })
+
+    method(code.schemeRelative, codeUrl, readSimple, function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "//foo.org/foo.js.map",
+        url:               "http://foo.org/foo.js.map",
+        sourcesRelativeTo: "http://foo.org/foo.js.map",
+        map:               map.simple,
+        sourcesResolved:   ["http://foo.org/foo.js"],
+        sourcesContent:    ["http://foo.org/foo.js"]
+      }, "schemeRelative")
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, readSimple, function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "https://foo.org/foo.js.map",
+        url:               "https://foo.org/foo.js.map",
+        sourcesRelativeTo: "https://foo.org/foo.js.map",
+        map:               map.simple,
+        sourcesResolved:   ["https://foo.org/foo.js"],
+        sourcesContent:    ["https://foo.org/foo.js"]
+      }, "absolute")
+      isAsync()
+    })
+
+    method(code.dataUri, codeUrl, wrapMap(Throws, identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:application/json," +
+                           "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                           "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple,
+        sourcesResolved:   ["http://example.com/a/b/c/foo.js"],
+        sourcesContent:    ["http://example.com/a/b/c/foo.js"]
+      }, "dataUri")
+      isAsync()
+    })
+
+    method(code.base64, codeUrl, wrapMap(Throws, identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:application/json;base64," +
+                           "eyJtYXBwaW5ncyI6IkFBQUEiLCJzb3VyY2VzIjpbImZvby5qcyJdLCJuYW1lcyI6W119",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple,
+        sourcesResolved:   ["http://example.com/a/b/c/foo.js"],
+        sourcesContent:    ["http://example.com/a/b/c/foo.js"]
+      }, "base64")
+      isAsync()
+    })
+
+    method(code.dataUriText, codeUrl, wrapMap(Throws, identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:text/json," +
+                           "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                           "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple,
+        sourcesResolved:   ["http://example.com/a/b/c/foo.js"],
+        sourcesContent:    ["http://example.com/a/b/c/foo.js"]
+      }, "dataUriText")
+      isAsync()
+    })
+
+    method(code.dataUriParameter, codeUrl, wrapMap(Throws, identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:application/json;charset=UTF-8;foo=bar," +
+                           "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                           "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple,
+        sourcesResolved:   ["http://example.com/a/b/c/foo.js"],
+        sourcesContent:    ["http://example.com/a/b/c/foo.js"]
+      }, "dataUriParameter")
+      isAsync()
+    })
+
+    method(code.dataUriNoMime, codeUrl, wrap(Throws), function(error, result) {
+      t.ok(error.message.match(/mime type.+text\/plain/), "dataUriNoMime")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.dataUriInvalidMime, codeUrl, wrap(Throws), function(error, result) {
+      t.ok(error.message.match(/mime type.+text\/html/), "dataUriInvalidMime")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.dataUriInvalidJSON, codeUrl, wrap(Throws), function(error, result) {
+      t.ok(error instanceof SyntaxError && error.message !== "data:application/json,foo",
+        "dataUriInvalidJSON")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.dataUriXSSIsafe, codeUrl, wrapMap(Throws, identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "data:application/json," + ")%5D%7D%27" +
+                           "%7B%22mappings%22%3A%22AAAA%22%2C%22sources%22%3A%5B%22" +
+                           "foo.js%22%5D%2C%22names%22%3A%5B%5D%7D",
+        url:               null,
+        sourcesRelativeTo: codeUrl,
+        map:               map.simple,
+        sourcesResolved:   ["http://example.com/a/b/c/foo.js"],
+        sourcesContent:    ["http://example.com/a/b/c/foo.js"]
+      }, "dataUriXSSIsafe")
+      isAsync()
+    })
+
+    method(code.dataUriEmpty, codeUrl, wrap(Throws), function(error, result) {
+      t.ok(error.message.match(/mime type.+text\/plain/), "dataUriEmpty")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.noMap, codeUrl, wrap(Throws), function(error, result) {
+      t.error(error)
+      t.equal(result, null, "noMap")
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, wrap(read([map.simpleString])), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "https://foo.org/foo.js.map",
+        url:               "https://foo.org/foo.js.map",
+        sourcesRelativeTo: "https://foo.org/foo.js.map",
+        map:               map.simple,
+        sourcesResolved:   ["https://foo.org/foo.js"],
+        sourcesContent:    [map.simpleString]
+      }, "read non-string")
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, wrap(read("invalid JSON")), function(error, result) {
+      t.ok(error instanceof SyntaxError, "read invalid JSON")
+      t.notOk(result)
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, wrapMap(read(map.XSSIsafe), identity), function(error, result) {
+      t.error(error)
+      t.deepEqual(result, {
+        sourceMappingURL:  "https://foo.org/foo.js.map",
+        url:               "https://foo.org/foo.js.map",
+        sourcesRelativeTo: "https://foo.org/foo.js.map",
+        map:               map.simple,
+        sourcesResolved:   ["https://foo.org/foo.js"],
+        sourcesContent:    ["https://foo.org/foo.js"]
+      }, "XSSIsafe map")
+      isAsync()
+    })
+
+    method(code.absolute, codeUrl, wrap(Throws), function(error, result) {
+      t.equal(error.message, "https://foo.org/foo.js.map", "read throws")
+      t.notOk(result)
+      isAsync()
+    })
+
+    function readMap(what) {
+      return wrapMap(read(JSON.stringify(what)), identity)
+    }
+
+    var options
+
+    method(code.fileRelative, codeUrl, readMap(map.simple), function(error, result) {
+      t.error(error)
+      t.deepEqual(result.sourcesResolved, ["http://example.com/a/b/c/foo.js"], "simple")
+      t.deepEqual(result.sourcesContent,  ["http://example.com/a/b/c/foo.js"], "simple")
+      isAsync()
+    })
+
+    method(code.fileRelative, codeUrl, readMap(map.sourceRoot), function(error, result) {
+      t.error(error)
+      t.deepEqual(result.sourcesResolved, [
+        "http://example.com/static/js/app/foo.js",
+        "http://example.com/static/js/app/lib/bar.js",
+        "http://example.com/static/js/vendor/dom.js",
+        "http://example.com/version.js",
+        "http://foo.org/baz.js"
+      ], "sourceRoot")
+      t.deepEqual(result.sourcesContent, [
+        "http://example.com/static/js/app/foo.js",
+        "http://example.com/static/js/app/lib/bar.js",
+        "http://example.com/static/js/vendor/dom.js",
+        "http://example.com/version.js",
+        "http://foo.org/baz.js"
+      ], "sourceRoot")
+      isAsync()
+    })
+
+    options = {ignoreSourceRoot: true}
+    method(code.fileRelative, codeUrl, readMap(map.sourceRoot), options, function(error, result) {
+      t.error(error)
+      t.deepEqual(result.sourcesResolved, [
+        "http://example.com/a/b/c/foo.js",
+        "http://example.com/a/b/c/lib/bar.js",
+        "http://example.com/a/b/vendor/dom.js",
+        "http://example.com/version.js",
+        "http://foo.org/baz.js"
+      ], "sourceRoot")
+      t.deepEqual(result.sourcesContent, [
+        "http://example.com/a/b/c/foo.js",
+        "http://example.com/a/b/c/lib/bar.js",
+        "http://example.com/a/b/vendor/dom.js",
+        "http://example.com/version.js",
+        "http://foo.org/baz.js"
+      ], "ignore sourceRoot")
+      isAsync()
+    })
+
+    method(code.fileRelative, codeUrl, readMap(map.sourceRootNoSlash), function(error, result) {
+      t.error(error)
+      t.deepEqual(result.sourcesResolved, [
+        "http://example.com/static/js/app/foo.js",
+        "http://example.com/static/js/app/lib/bar.js",
+        "http://example.com/static/js/vendor/dom.js",
+        "http://example.com/version.js",
+        "http://foo.org/baz.js"
+      ], "sourceRootNoSlash")
+      t.deepEqual(result.sourcesContent, [
+        "http://example.com/static/js/app/foo.js",
+        "http://example.com/static/js/app/lib/bar.js",
+        "http://example.com/static/js/vendor/dom.js",
+        "http://example.com/version.js",
+        "http://foo.org/baz.js"
+      ], "sourceRootNoSlash")
+      isAsync()
+    })
+
+    method(code.fileRelative, codeUrl, readMap(map.sourcesContent), function(error, result) {
+      t.error(error)
+      t.deepEqual(result.sourcesResolved, [
+        "http://example.com/static/js/app/foo.js",
+        "http://example.com/static/js/app/lib/bar.js",
+        "http://example.com/static/js/vendor/dom.js",
+        "http://example.com/version.js",
+        "http://foo.org/baz.js"
+      ], "sourcesContent")
+      t.deepEqual(result.sourcesContent, [
+        "foo.js",
+        "lib/bar.js",
+        "../vendor/dom.js",
+        "/version.js",
+        "//foo.org/baz.js"
+      ], "sourcesContent")
+      isAsync()
+    })
+
+    method(code.fileRelative, codeUrl, readMap(map.mixed), function(error, result) {
+      t.error(error)
+      t.deepEqual(result.sourcesResolved, [
+        "http://example.com/a/b/c/foo.js",
+        "http://example.com/a/b/c/lib/bar.js",
+        "http://example.com/a/b/vendor/dom.js",
+        "http://example.com/version.js",
+        "http://foo.org/baz.js"
+      ], "mixed")
+      t.deepEqual(result.sourcesContent, [
+        "foo.js",
+        "http://example.com/a/b/c/lib/bar.js",
+        "http://example.com/a/b/vendor/dom.js",
+        "/version.js",
+        "//foo.org/baz.js"
+      ], "mixed")
+      isAsync()
+    })
+
+    method(code.fileRelative, codeUrl, wrap(read([map.simpleString])), function(error, result) {
+      t.error(error)
+      t.deepEqual(result.sourcesResolved, ["http://example.com/a/b/c/foo.js"], "read non-string")
+      t.deepEqual(result.sourcesContent,  [map.simpleString],                  "read non-string")
+      isAsync()
+    })
+
+    function ThrowsMap(what) {
+      return wrapMap(read(JSON.stringify(what)), Throws)
+    }
+
+    var calledBack = false
+    method(code.fileRelative, codeUrl, ThrowsMap(map.mixed), function(error, result) {
+      t.equal(calledBack, false)
+      calledBack = true
+      t.equal(error.message, "http://example.com/a/b/c/lib/bar.js", "read throws")
+      t.notOk(result)
+      isAsync()
+    })
+
+    next = true
+  }
+}
+
+test(".resolve",     testResolve(sourceMapResolve.resolve,    false))
+
+test(".resolveSync", testResolve(sourceMapResolve.resolveSync, true))