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authorStefan Boberg <[email protected]>2021-11-04 14:18:54 +0100
committerStefan Boberg <[email protected]>2021-11-04 14:19:05 +0100
commit472569d4a5f2daaef7e234d93b417ccb650be624 (patch)
tree085c33f178855ad5ffe48b01bf99d41516ffa011 /thirdparty/utfcpp/tests/test_cpp11.cpp
parentMerge branch 'main' of https://github.com/EpicGames/zen (diff)
downloadzen-472569d4a5f2daaef7e234d93b417ccb650be624.tar.xz
zen-472569d4a5f2daaef7e234d93b417ccb650be624.zip
Renamed 3rdparty -> thirdparty for legal compliance
Diffstat (limited to 'thirdparty/utfcpp/tests/test_cpp11.cpp')
-rw-r--r--thirdparty/utfcpp/tests/test_cpp11.cpp106
1 files changed, 106 insertions, 0 deletions
diff --git a/thirdparty/utfcpp/tests/test_cpp11.cpp b/thirdparty/utfcpp/tests/test_cpp11.cpp
new file mode 100644
index 000000000..edcff9d31
--- /dev/null
+++ b/thirdparty/utfcpp/tests/test_cpp11.cpp
@@ -0,0 +1,106 @@
+#include "gtest/gtest.h"
+#include "utf8.h"
+#include <string>
+using namespace utf8;
+using namespace std;
+
+#if __cplusplus >= 201103L // C++ 11 or later
+
+TEST(CPP11APITests, test_append)
+{
+ string u;
+ append(0x0448, u);
+ EXPECT_EQ (u[0], char(0xd1));
+ EXPECT_EQ (u[1], char(0x88));
+ EXPECT_EQ (u.length(), 2);
+
+ u.clear();
+ append(0x65e5, u);
+ EXPECT_EQ (u[0], char(0xe6));
+ EXPECT_EQ (u[1], char(0x97));
+ EXPECT_EQ (u[2], char(0xa5));
+ EXPECT_EQ (u.length(), 3);
+
+ u.clear();
+ append(0x3044, u);
+ EXPECT_EQ (u[0], char(0xe3));
+ EXPECT_EQ (u[1], char(0x81));
+ EXPECT_EQ (u[2], char(0x84));
+ EXPECT_EQ (u.length(), 3);
+
+ u.clear();
+ append(0x10346, u);
+ EXPECT_EQ (u[0], char(0xf0));
+ EXPECT_EQ (u[1], char(0x90));
+ EXPECT_EQ (u[2], char(0x8d));
+ EXPECT_EQ (u[3], char(0x86));
+ EXPECT_EQ (u.length(), 4);
+}
+
+TEST(CPP11APITests, test_utf16to8)
+{
+ u16string utf16string = {0x41, 0x0448, 0x65e5, 0xd834, 0xdd1e};
+ string u = utf16to8(utf16string);
+ EXPECT_EQ (u.size(), 10);
+}
+
+TEST(CPP11APITests, test_utf8to16)
+{
+ string utf8_with_surrogates = "\xe6\x97\xa5\xd1\x88\xf0\x9d\x84\x9e";
+ u16string utf16result = utf8to16(utf8_with_surrogates);
+ EXPECT_EQ (utf16result.size(), 4);
+ EXPECT_EQ (utf16result[2], 0xd834);
+ EXPECT_EQ (utf16result[3], 0xdd1e);
+}
+
+TEST(CPP11APITests, test_utf32to8)
+{
+ u32string utf32string = {0x448, 0x65E5, 0x10346};
+ string utf8result = utf32to8(utf32string);
+ EXPECT_EQ (utf8result.size(), 9);
+}
+
+TEST(CPP11APITests, test_utf8to32)
+{
+ const char* twochars = "\xe6\x97\xa5\xd1\x88";
+ u32string utf32result = utf8to32(twochars);
+ EXPECT_EQ (utf32result.size(), 2);
+}
+
+TEST(CPP11APITests, test_find_invalid)
+{
+ string utf_invalid = "\xe6\x97\xa5\xd1\x88\xfa";
+ auto invalid = find_invalid(utf_invalid);
+ EXPECT_EQ (invalid, 5);
+}
+
+TEST(CPP11APITests, test_is_valid)
+{
+ string utf_invalid = "\xe6\x97\xa5\xd1\x88\xfa";
+ bool bvalid = is_valid(utf_invalid);
+ EXPECT_FALSE (bvalid);
+ string utf8_with_surrogates = "\xe6\x97\xa5\xd1\x88\xf0\x9d\x84\x9e";
+ bvalid = is_valid(utf8_with_surrogates);
+ EXPECT_TRUE (bvalid);
+}
+
+TEST(CPP11APITests, test_replace_invalid)
+{
+ string invalid_sequence = "a\x80\xe0\xa0\xc0\xaf\xed\xa0\x80z";
+ string replace_invalid_result = replace_invalid(invalid_sequence, '?');
+ bool bvalid = is_valid(replace_invalid_result);
+ EXPECT_TRUE (bvalid);
+ const string fixed_invalid_sequence = "a????z";
+ EXPECT_EQ(fixed_invalid_sequence, replace_invalid_result);
+}
+
+TEST(CPP11APITests, test_starts_with_bom)
+{
+ string byte_order_mark = {char(0xef), char(0xbb), char(0xbf)};
+ bool bbom = starts_with_bom(byte_order_mark);
+ EXPECT_TRUE (bbom);
+ string threechars = "\xf0\x90\x8d\x86\xe6\x97\xa5\xd1\x88";
+ bool no_bbom = starts_with_bom(threechars);
+ EXPECT_FALSE (no_bbom);
+}
+#endif // C++ 11 or later