From 5f8de423f190bbb79a62f804151bc24824fa32d8 Mon Sep 17 00:00:00 2001
From: "Matt A. Tobin" <mattatobin@localhost.localdomain>
Date: Fri, 2 Feb 2018 04:16:08 -0500
Subject: Add m-esr52 at 52.6.0

---
 services/sync/tests/unit/test_utils_json.js | 114 ++++++++++++++++++++++++++++
 1 file changed, 114 insertions(+)
 create mode 100644 services/sync/tests/unit/test_utils_json.js

(limited to 'services/sync/tests/unit/test_utils_json.js')

diff --git a/services/sync/tests/unit/test_utils_json.js b/services/sync/tests/unit/test_utils_json.js
new file mode 100644
index 000000000..efa7d9b4d
--- /dev/null
+++ b/services/sync/tests/unit/test_utils_json.js
@@ -0,0 +1,114 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+Cu.import("resource://gre/modules/FileUtils.jsm");
+Cu.import("resource://services-sync/util.js");
+
+function run_test() {
+  initTestLogging();
+  run_next_test();
+}
+
+add_test(function test_roundtrip() {
+  _("Do a simple write of an array to json and read");
+  Utils.jsonSave("foo", {}, ["v1", "v2"], ensureThrows(function(error) {
+    do_check_eq(error, null);
+
+    Utils.jsonLoad("foo", {}, ensureThrows(function(val) {
+      let foo = val;
+      do_check_eq(typeof foo, "object");
+      do_check_eq(foo.length, 2);
+      do_check_eq(foo[0], "v1");
+      do_check_eq(foo[1], "v2");
+      run_next_test();
+    }));
+  }));
+});
+
+add_test(function test_string() {
+  _("Try saving simple strings");
+  Utils.jsonSave("str", {}, "hi", ensureThrows(function(error) {
+    do_check_eq(error, null);
+
+    Utils.jsonLoad("str", {}, ensureThrows(function(val) {
+      let str = val;
+      do_check_eq(typeof str, "string");
+      do_check_eq(str.length, 2);
+      do_check_eq(str[0], "h");
+      do_check_eq(str[1], "i");
+      run_next_test();
+    }));
+  }));
+});
+
+add_test(function test_number() {
+  _("Try saving a number");
+  Utils.jsonSave("num", {}, 42, ensureThrows(function(error) {
+    do_check_eq(error, null);
+
+    Utils.jsonLoad("num", {}, ensureThrows(function(val) {
+      let num = val;
+      do_check_eq(typeof num, "number");
+      do_check_eq(num, 42);
+      run_next_test();
+    }));
+  }));
+});
+
+add_test(function test_nonexistent_file() {
+  _("Try loading a non-existent file.");
+  Utils.jsonLoad("non-existent", {}, ensureThrows(function(val) {
+    do_check_eq(val, undefined);
+    run_next_test();
+  }));
+});
+
+add_test(function test_save_logging() {
+  _("Verify that writes are logged.");
+  let trace;
+  Utils.jsonSave("log", {_log: {trace: function(msg) { trace = msg; }}},
+                       "hi", ensureThrows(function () {
+    do_check_true(!!trace);
+    run_next_test();
+  }));
+});
+
+add_test(function test_load_logging() {
+  _("Verify that reads and read errors are logged.");
+
+  // Write a file with some invalid JSON
+  let filePath = "weave/log.json";
+  let file = FileUtils.getFile("ProfD", filePath.split("/"), true);
+  let fos = Cc["@mozilla.org/network/file-output-stream;1"]
+              .createInstance(Ci.nsIFileOutputStream);
+  let flags = FileUtils.MODE_WRONLY | FileUtils.MODE_CREATE
+              | FileUtils.MODE_TRUNCATE;
+  fos.init(file, flags, FileUtils.PERMS_FILE, fos.DEFER_OPEN);
+  let stream = Cc["@mozilla.org/intl/converter-output-stream;1"]
+                 .createInstance(Ci.nsIConverterOutputStream);
+  stream.init(fos, "UTF-8", 4096, 0x0000);
+  stream.writeString("invalid json!");
+  stream.close();
+
+  let trace, debug;
+  let obj = {
+    _log: {
+      trace: function(msg) {
+        trace = msg;
+      },
+      debug: function(msg) {
+        debug = msg;
+      }
+    }
+  };
+  Utils.jsonLoad("log", obj, ensureThrows(function(val) {
+    do_check_true(!val);
+    do_check_true(!!trace);
+    do_check_true(!!debug);
+    run_next_test();
+  }));
+});
+
+add_task(function* test_undefined_callback() {
+  yield Utils.jsonSave("foo", {}, ["v1", "v2"]);
+});
-- 
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