| // Copyright 2008, Google Inc. |
| // All rights reserved. |
| // |
| // Redistribution and use in source and binary forms, with or without |
| // modification, are permitted provided that the following conditions are |
| // met: |
| // |
| // * Redistributions of source code must retain the above copyright |
| // notice, this list of conditions and the following disclaimer. |
| // * Redistributions in binary form must reproduce the above |
| // copyright notice, this list of conditions and the following disclaimer |
| // in the documentation and/or other materials provided with the |
| // distribution. |
| // * Neither the name of Google Inc. nor the names of its |
| // contributors may be used to endorse or promote products derived from |
| // this software without specific prior written permission. |
| // |
| // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| |
| #include "base/string_tokenizer.h" |
| #include "testing/gtest/include/gtest/gtest.h" |
| |
| using std::string; |
| |
| namespace { |
| class StringTokenizerTest : public testing::Test {}; |
| } |
| |
| TEST(StringTokenizerTest, Simple) { |
| string input = "this is a test"; |
| StringTokenizer t(input, " "); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("this"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("is"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("a"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("test"), t.token()); |
| |
| EXPECT_FALSE(t.GetNext()); |
| } |
| |
| TEST(StringTokenizerTest, RetDelims) { |
| string input = "this is a test"; |
| StringTokenizer t(input, " "); |
| t.set_options(StringTokenizer::RETURN_DELIMS); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("this"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string(" "), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("is"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string(" "), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("a"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string(" "), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("test"), t.token()); |
| |
| EXPECT_FALSE(t.GetNext()); |
| } |
| |
| TEST(StringTokenizerTest, ManyDelims) { |
| string input = "this: is, a-test"; |
| StringTokenizer t(input, ": ,-"); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("this"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("is"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("a"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("test"), t.token()); |
| |
| EXPECT_FALSE(t.GetNext()); |
| } |
| |
| TEST(StringTokenizerTest, ParseHeader) { |
| string input = "Content-Type: text/html ; charset=UTF-8"; |
| StringTokenizer t(input, ": ;="); |
| t.set_options(StringTokenizer::RETURN_DELIMS); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_FALSE(t.token_is_delim()); |
| EXPECT_EQ(string("Content-Type"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_TRUE(t.token_is_delim()); |
| EXPECT_EQ(string(":"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_TRUE(t.token_is_delim()); |
| EXPECT_EQ(string(" "), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_FALSE(t.token_is_delim()); |
| EXPECT_EQ(string("text/html"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_TRUE(t.token_is_delim()); |
| EXPECT_EQ(string(" "), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_TRUE(t.token_is_delim()); |
| EXPECT_EQ(string(";"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_TRUE(t.token_is_delim()); |
| EXPECT_EQ(string(" "), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_FALSE(t.token_is_delim()); |
| EXPECT_EQ(string("charset"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_TRUE(t.token_is_delim()); |
| EXPECT_EQ(string("="), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_FALSE(t.token_is_delim()); |
| EXPECT_EQ(string("UTF-8"), t.token()); |
| |
| EXPECT_FALSE(t.GetNext()); |
| EXPECT_FALSE(t.token_is_delim()); |
| } |
| |
| TEST(StringTokenizerTest, ParseQuotedString) { |
| string input = "foo bar 'hello world' baz"; |
| StringTokenizer t(input, " "); |
| t.set_quote_chars("'"); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("foo"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("bar"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("'hello world'"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("baz"), t.token()); |
| |
| EXPECT_FALSE(t.GetNext()); |
| } |
| |
| TEST(StringTokenizerTest, ParseQuotedString_Malformed) { |
| string input = "bar 'hello wo"; |
| StringTokenizer t(input, " "); |
| t.set_quote_chars("'"); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("bar"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("'hello wo"), t.token()); |
| |
| EXPECT_FALSE(t.GetNext()); |
| } |
| |
| TEST(StringTokenizerTest, ParseQuotedString_Multiple) { |
| string input = "bar 'hel\"lo\" wo' baz\""; |
| StringTokenizer t(input, " "); |
| t.set_quote_chars("'\""); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("bar"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("'hel\"lo\" wo'"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("baz\""), t.token()); |
| |
| EXPECT_FALSE(t.GetNext()); |
| } |
| |
| TEST(StringTokenizerTest, ParseQuotedString_EscapedQuotes) { |
| string input = "foo 'don\\'t do that'"; |
| StringTokenizer t(input, " "); |
| t.set_quote_chars("'"); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("foo"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("'don\\'t do that'"), t.token()); |
| |
| EXPECT_FALSE(t.GetNext()); |
| } |
| |
| TEST(StringTokenizerTest, ParseQuotedString_EscapedQuotes2) { |
| string input = "foo='a, b', bar"; |
| StringTokenizer t(input, ", "); |
| t.set_quote_chars("'"); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("foo='a, b'"), t.token()); |
| |
| EXPECT_TRUE(t.GetNext()); |
| EXPECT_EQ(string("bar"), t.token()); |
| |
| EXPECT_FALSE(t.GetNext()); |
| } |