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      1 // Copyright (c) 2013 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "testing/gtest/include/gtest/gtest.h"
      6 #include "tools/gn/escape.h"
      7 
      8 TEST(Escape, Ninja) {
      9   EscapeOptions opts;
     10   opts.mode = ESCAPE_NINJA;
     11   std::string result = EscapeString("asdf: \"$\\bar", opts, NULL);
     12   EXPECT_EQ("asdf$:$ \"$$\\bar", result);
     13 }
     14 
     15 TEST(Escape, WindowsCommand) {
     16   EscapeOptions opts;
     17   opts.mode = ESCAPE_NINJA_COMMAND;
     18   opts.platform = ESCAPE_PLATFORM_WIN;
     19 
     20   // Regular string is passed, even if it has backslashes.
     21   EXPECT_EQ("foo\\bar", EscapeString("foo\\bar", opts, NULL));
     22 
     23   // Spaces means the string is quoted, normal backslahes untouched.
     24   bool needs_quoting = false;
     25   EXPECT_EQ("\"foo\\$ bar\"", EscapeString("foo\\ bar", opts, &needs_quoting));
     26   EXPECT_TRUE(needs_quoting);
     27 
     28   // Inhibit quoting.
     29   needs_quoting = false;
     30   opts.inhibit_quoting = true;
     31   EXPECT_EQ("foo\\$ bar", EscapeString("foo\\ bar", opts, &needs_quoting));
     32   EXPECT_TRUE(needs_quoting);
     33   opts.inhibit_quoting = false;
     34 
     35   // Backslashes at the end of the string get escaped.
     36   EXPECT_EQ("\"foo$ bar\\\\\\\\\"", EscapeString("foo bar\\\\", opts, NULL));
     37 
     38   // Backslashes preceeding quotes are escaped, and the quote is escaped.
     39   EXPECT_EQ("\"foo\\\\\\\"$ bar\"", EscapeString("foo\\\" bar", opts, NULL));
     40 }
     41 
     42 TEST(Escape, PosixCommand) {
     43   EscapeOptions opts;
     44   opts.mode = ESCAPE_NINJA_COMMAND;
     45   opts.platform = ESCAPE_PLATFORM_POSIX;
     46 
     47   // : and $ ninja escaped with $. Then Shell-escape backslashes and quotes.
     48   EXPECT_EQ("a$:\\$ \\\"\\$$\\\\b", EscapeString("a: \"$\\b", opts, NULL));
     49 
     50   // Some more generic shell chars.
     51   EXPECT_EQ("a_\\;\\<\\*b", EscapeString("a_;<*b", opts, NULL));
     52 }
     53