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

---
 .../modules/tests/xpcshell/test_CanonicalJSON.js   | 146 +++++++++++++++++++++
 1 file changed, 146 insertions(+)
 create mode 100644 toolkit/modules/tests/xpcshell/test_CanonicalJSON.js

(limited to 'toolkit/modules/tests/xpcshell/test_CanonicalJSON.js')

diff --git a/toolkit/modules/tests/xpcshell/test_CanonicalJSON.js b/toolkit/modules/tests/xpcshell/test_CanonicalJSON.js
new file mode 100644
index 000000000..fa61f5a01
--- /dev/null
+++ b/toolkit/modules/tests/xpcshell/test_CanonicalJSON.js
@@ -0,0 +1,146 @@
+const { CanonicalJSON } = Components.utils.import("resource://gre/modules/CanonicalJSON.jsm");
+
+function stringRepresentation(obj) {
+  const clone = JSON.parse(JSON.stringify(obj));
+  return JSON.stringify(clone);
+}
+
+add_task(function* test_canonicalJSON_should_preserve_array_order() {
+  const input = ['one', 'two', 'three'];
+  // No sorting should be done on arrays.
+  do_check_eq(CanonicalJSON.stringify(input), '["one","two","three"]');
+});
+
+add_task(function* test_canonicalJSON_orders_object_keys() {
+  const input = [{
+    b: ['two', 'three'],
+    a: ['zero', 'one']
+  }];
+  do_check_eq(
+    CanonicalJSON.stringify(input),
+    '[{"a":["zero","one"],"b":["two","three"]}]'
+  );
+});
+
+add_task(function* test_canonicalJSON_orders_nested_object_keys() {
+  const input = [{
+    b: {d: 'd', c: 'c'},
+    a: {b: 'b', a: 'a'}
+  }];
+  do_check_eq(
+    CanonicalJSON.stringify(input),
+    '[{"a":{"a":"a","b":"b"},"b":{"c":"c","d":"d"}}]'
+  );
+});
+
+add_task(function* test_canonicalJSON_escapes_unicode_values() {
+  do_check_eq(
+    CanonicalJSON.stringify([{key: '✓'}]),
+    '[{"key":"\\u2713"}]'
+  );
+  // Unicode codepoints should be output in lowercase.
+  do_check_eq(
+    CanonicalJSON.stringify([{key: 'é'}]),
+    '[{"key":"\\u00e9"}]'
+  );
+});
+
+add_task(function* test_canonicalJSON_escapes_unicode_object_keys() {
+  do_check_eq(
+    CanonicalJSON.stringify([{'é': 'check'}]),
+    '[{"\\u00e9":"check"}]'
+  );
+});
+
+
+add_task(function* test_canonicalJSON_does_not_alter_input() {
+  const records = [
+    {'foo': 'bar', 'last_modified': '12345', 'id': '1'},
+    {'bar': 'baz', 'last_modified': '45678', 'id': '2'}
+  ];
+  const serializedJSON = JSON.stringify(records);
+  CanonicalJSON.stringify(records);
+  do_check_eq(JSON.stringify(records), serializedJSON);
+});
+
+
+add_task(function* test_canonicalJSON_preserves_data() {
+  const records = [
+    {'foo': 'bar', 'last_modified': '12345', 'id': '1'},
+    {'bar': 'baz', 'last_modified': '45678', 'id': '2'},
+  ]
+  const serialized = CanonicalJSON.stringify(records);
+  const expected = '[{"foo":"bar","id":"1","last_modified":"12345"},' +
+                   '{"bar":"baz","id":"2","last_modified":"45678"}]';
+  do_check_eq(CanonicalJSON.stringify(records), expected);
+});
+
+add_task(function* test_canonicalJSON_does_not_add_space_separators() {
+  const records = [
+    {'foo': 'bar', 'last_modified': '12345', 'id': '1'},
+    {'bar': 'baz', 'last_modified': '45678', 'id': '2'},
+  ]
+  const serialized = CanonicalJSON.stringify(records);
+  do_check_false(serialized.includes(" "));
+});
+
+add_task(function* test_canonicalJSON_serializes_empty_object() {
+  do_check_eq(CanonicalJSON.stringify({}), "{}");
+});
+
+add_task(function* test_canonicalJSON_serializes_empty_array() {
+  do_check_eq(CanonicalJSON.stringify([]), "[]");
+});
+
+add_task(function* test_canonicalJSON_serializes_NaN() {
+  do_check_eq(CanonicalJSON.stringify(NaN), "null");
+});
+
+add_task(function* test_canonicalJSON_serializes_inf() {
+  // This isn't part of the JSON standard.
+  do_check_eq(CanonicalJSON.stringify(Infinity), "null");
+});
+
+
+add_task(function* test_canonicalJSON_serializes_empty_string() {
+  do_check_eq(CanonicalJSON.stringify(""), '""');
+});
+
+add_task(function* test_canonicalJSON_escapes_backslashes() {
+  do_check_eq(CanonicalJSON.stringify("This\\and this"), '"This\\\\and this"');
+});
+
+add_task(function* test_canonicalJSON_handles_signed_zeros() {
+  // do_check_eq doesn't support comparison of -0 and 0 properly.
+  do_check_true(CanonicalJSON.stringify(-0) === '-0');
+  do_check_true(CanonicalJSON.stringify(0) === '0');
+});
+
+
+add_task(function* test_canonicalJSON_with_deeply_nested_dicts() {
+  const records = [{
+    'a': {
+      'b': 'b',
+      'a': 'a',
+      'c': {
+        'b': 'b',
+        'a': 'a',
+        'c': ['b', 'a', 'c'],
+        'd': {'b': 'b', 'a': 'a'},
+        'id': '1',
+        'e': 1,
+        'f': [2, 3, 1],
+        'g': {2: 2, 3: 3, 1: {
+          'b': 'b', 'a': 'a', 'c': 'c'}}}},
+    'id': '1'}]
+  const expected =
+    '[{"a":{"a":"a","b":"b","c":{"a":"a","b":"b","c":["b","a","c"],' +
+    '"d":{"a":"a","b":"b"},"e":1,"f":[2,3,1],"g":{' +
+    '"1":{"a":"a","b":"b","c":"c"},"2":2,"3":3},"id":"1"}},"id":"1"}]';
+
+  do_check_eq(CanonicalJSON.stringify(records), expected);
+});
+
+function run_test() {
+  run_next_test();
+}
-- 
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