Upstream "nsurl_util.{h,mm}" from Chrome on iOS repository.

url/mac/url_conversions_unittest.mm

+// Copyright 2012 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#import <Foundation/Foundation.h>
+
+#include "base/mac/scoped_nsobject.h"
+#include "base/strings/sys_string_conversions.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest_mac.h"
+#include "url/gurl.h"
+#import "url/mac/url_conversions.h"
+
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+#include "base/mac/mac_util.h"
+#endif  // defined(OS_MACOSX) && !defined(OS_IOS)
+
+namespace {
+
+class URLConversionTest : public ::testing::Test {
+ protected:
+  virtual void SetUp() {
+    testData_.reset(
+        [[NSArray alloc] initWithObjects:
+            // Simple URL with protocol
+            @"https://www.google.com/",
+            @"https://www.google.com/",
+
+            // Simple URL with protocol and query string
+            @"https://www.google.com/search?q=gtest",
+            @"https://www.google.com/search?q=gtest",
+
+            // Simple URL with protocol and query string multiple params
+            @"https://www.google.com/search?hl=en&q=gtest",
+            @"https://www.google.com/search?hl=en&q=gtest",
+
+            // Simple URL with protocol and query string and fragment
+            @"https://www.google.com/search?q=gtest#123",
+            @"https://www.google.com/search?q=gtest#123",
+
+            // URL with ~
+            @"http://www.mysite.com/~user",
+            @"http://www.mysite.com/~user",
+
+            // URL with #
+            @"http://www.mysite.com/#123456",
+            @"http://www.mysite.com/#123456",
+
+            // URL with # before ?
+            @"http://www.mysite.com/test#test?test",
+            @"http://www.mysite.com/test#test?test",
+
+            // URL with ? before #
+            @"http://www.mysite.com/test?test#test",
+            @"http://www.mysite.com/test?test#test",
+
+            // URL with two #s
+            @"http://www.mysite.com/test#test#test",
+            @"http://www.mysite.com/test#test%23test",
+
+            // URL with two ?s
+            @"http://www.mysite.com/test?test?test",
+            @"http://www.mysite.com/test?test?test",
+
+            // URL with pattern ? # ?
+            @"http://www.mysite.com/test?test#test?test",
+            @"http://www.mysite.com/test?test#test?test",
+
+            // URL with pattern # ? #
+            @"http://www.mysite.com/test#test?test#test",
+            @"http://www.mysite.com/test#test?test%23test",
+
+            // URL with %
+            @"http://www.mysite.com/%123",
+            @"http://www.mysite.com/%123",
+
+            // URL with [
+            @"http://www.mysite.com/[123",
+            @"http://www.mysite.com/%5B123",
+
+            // URL with ]
+            @"http://www.mysite.com/]123",
+            @"http://www.mysite.com/%5D123",
+
+            // URL with `
+            @"http://www.mysite.com/`123",
+            @"http://www.mysite.com/%60123",
+
+            // URL with ^
+            @"http://www.mysite.com/^123",
+            @"http://www.mysite.com/%5E123",
+
+            // URL with backslash (GURL canonicallizes unescaped \ to /)
+            @"http://www.mysite.com/\\123",
+            @"http://www.mysite.com//123",
+
+            // URL with space
+            @"http://www.mysite.com/~user name",
+            @"http://www.mysite.com/~user%20name",
+
+            // URL with <
+            @"http://www.mysite.com/123<456",
+            @"http://www.mysite.com/123%3C456",
+
+            // URL with >
+            @"http://www.mysite.com/456>123",
+            @"http://www.mysite.com/456%3E123",
+
+            // URL with |
+            @"http://www.mysite.com/|123",
+            @"http://www.mysite.com/%7C123",
+
+            // URL with !
+            @"http://www.mysite.com/!123",
+            @"http://www.mysite.com/!123",
+
+            // URL with ~
+            @"http://www.mysite.com/~user",
+            @"http://www.mysite.com/~user",
+
+            // URL with & (no ?)
+            @"http://www.mysite.com/&123",
+            @"http://www.mysite.com/&123",
+
+            // URL with '
+            @"http://www.mysite.com/'user",
+            @"http://www.mysite.com/'user",
+
+            // URL with "
+            @"http://www.mysite.com/\"user",
+            @"http://www.mysite.com/%22user",
+
+            // URL with (
+            @"http://www.mysite.com/(123",
+            @"http://www.mysite.com/(123",
+
+            // URL with )
+            @"http://www.mysite.com/)123",
+            @"http://www.mysite.com/)123",
+
+            // URL with +
+            @"http://www.mysite.com/+123",
+            @"http://www.mysite.com/+123",
+
+            // URL with *
+            @"http://www.mysite.com/*123",
+            @"http://www.mysite.com/*123",
+
+            // URL with space
+            @"http://www.mysite.com/user name",
+            @"http://www.mysite.com/user%20name",
+
+            // URL with unescaped European accented characters
+            @"http://fr.news.yahoo.com/bactérie-e-coli-ajouter-vinaigre-leau-"
+             "rinçage-légumes-061425535.html",
+            @"http://fr.news.yahoo.com/bact%C3%A9rie-e-coli-ajouter-vinaigre-"
+             "leau-rin%C3%A7age-l%C3%A9gumes-061425535.html",
+
+            // URL with mix of unescaped European accented characters
+            @"http://fr.news.yahoo.com/bactérie-e-coli-ajouter-vinaigre-leau-"
+             "rinçage-l%C3%A9gumes-061425535.html",
+            @"http://fr.news.yahoo.com/bact%C3%A9rie-e-coli-ajouter-vinaigre-"
+             "leau-rin%C3%A7age-l%C3%A9gumes-061425535.html",
+
+            // URL with unescaped Asian unicode characters
+            @"http://www.baidu.com/s?cl=3&fr=tb01000&wd=鍜嬩箞鍠傞",
+            @"http://www.baidu.com/s?cl=3&fr=tb01000&wd="
+             "%E9%8D%9C%E5%AC%A9%E7%AE%9E%E9%8D%A0%E5%82%9E",
+
+            // URL containing every character in the range 20->7F
+            @"http://google.com/ !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLM"
+             "NOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~",
+            @"http://google.com/%20!%22#$%25&'()*+,-./0123456789:;%3C=%3E?@ABCD"
+             "EFGHIJKLMNOPQRSTUVWXYZ%5B%5C%5D%5E_%60abcdefghijklmnopqrstuvwxyz"
+             "%7B%7C%7D~",
+
+            // URL containing every accented character from the range 80->FF
+            @"http://google.com/¿ÀÁÂÃÄÅÆÇÈÉÊËÌÍÎÏÐÑÒÓÔÕÖ×ØÙÚÛÜÝÞßàáâãäåæçèéêëìí"
+             "îïðñòóôõö÷øùúûüýþÿ",
+            @"http://google.com/%C2%BF%C3%80%C3%81%C3%82%C3%83%C3%84%C3%85%C3"
+             "%86%C3%87%C3%88%C3%89%C3%8A%C3%8B%C3%8C%C3%8D%C3%8E%C3%8F%C3%90"
+             "%C3%91%C3%92%C3%93%C3%94%C3%95%C3%96%C3%97%C3%98%C3%99%C3%9A%C3"
+             "%9B%C3%9C%C3%9D%C3%9E%C3%9F%C3%A0%C3%A1%C3%A2%C3%A3%C3%A4%C3%A5"
+             "%C3%A6%C3%A7%C3%A8%C3%A9%C3%AA%C3%AB%C3%AC%C3%AD%C3%AE%C3%AF%C3"
+             "%B0%C3%B1%C3%B2%C3%B3%C3%B4%C3%B5%C3%B6%C3%B7%C3%B8%C3%B9%C3%BA"
+             "%C3%BB%C3%BC%C3%BD%C3%BE%C3%BF",
+
+            // URL containing every character in the range 20->7F repeated twice
+            @"http://google.com/ !\"#$%&'()*+,-./0123456789:;<=>?@ABCDEFGHIJKLM"
+             "NOPQRSTUVWXYZ[\\]^_`abcdefghijklmnopqrstuvwxyz{|}~ !\"#$%&'()*+,-"
+             "./0123456789:;<=>?@ABCDEFGHIJKLMNOPQRSTUVWXYZ[\\]^_`abcdefghijklm"
+             "nopqrstuvwxyz{|}~",
+            @"http://google.com/%20!%22#$%25&'()*+,-./0123456789:;%3C=%3E?@ABCD"
+             "EFGHIJKLMNOPQRSTUVWXYZ%5B%5C%5D%5E_%60abcdefghijklmnopqrstuvwxyz"
+             "%7B%7C%7D~%20!%22%23$%25&'()*+,-./0123456789:;%3C=%3E?@ABCDEFGHIJ"
+             "KLMNOPQRSTUVWXYZ%5B%5C%5D%5E_%60abcdefghijklmnopqrstuvwxyz%7B%7C"
+             "%7D~",
+
+            // Special case 7F. the weird out of place control character for DEL
+            @"data:,\177",
+            @"data:,%7F",
+
+            // URL with some common control characters.
+            // GURL simply removes most control characters.
+            @"data:,\a\b\t\r\n",
+            @"data:,",
+
+            // All control characters but \000.
+            @"data:,\001\002\003\004\005\006\007\010\011\012\013\014\015\016"
+             "\017\020\021\022\023\024\025\026\027\030\031\032\033\034\035\036"
+             "\037",
+            @"data:,",
+
+            nil]);
+  }
+
+  // NSArray of NSString pairs used for running the tests.
+  // Each pair is in the form <input value, expected result>.
+  base::scoped_nsobject<NSArray> testData_;
+};
+
+TEST_F(URLConversionTest, TestNSURLCreationFromStrings) {
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+  if (!base::mac::IsOSLionOrLater())
+    return;
+#endif  // defined(OS_MACOSX) && !defined(OS_IOS)
+
+  for (NSUInteger i = 0; i < [testData_ count]; i += 2) {
+    NSString* inputStr = [testData_ objectAtIndex:i];
+    NSString* expected = [testData_ objectAtIndex:(i + 1)];
+    NSURL* url = NSURLWithGURL(GURL(base::SysNSStringToUTF8(inputStr)));
+    EXPECT_NSEQ(expected, [url absoluteString]);
+  }
+}
+
+TEST_F(URLConversionTest, TestURLWithStringDoesNotModifyAlreadyEscapedURLs) {
+#if defined(OS_MACOSX) && !defined(OS_IOS)
+  if (!base::mac::IsOSLionOrLater())
+    return;
+#endif  // defined(OS_MACOSX) && !defined(OS_IOS)
+
+  for (NSUInteger i = 0; i < [testData_ count]; i += 2) {
+    NSString* inputStr = [testData_ objectAtIndex:i + 1];
+    NSURL* url = NSURLWithGURL(GURL(base::SysNSStringToUTF8(inputStr)));
+    NSString* expected = [testData_ objectAtIndex:i + 1];
+    // Test the expected URL is created.
+    EXPECT_NSEQ(expected, [url absoluteString]);
+  }
+}
+
+}  // anonymous namespace