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Add support for JSON-compatible string escapes (#485)

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For completeness I've implemented escaping for characters outside the
basic multilingual plane, but it doesn't get used (as there's no
EscapeAsAsciiJson emitter option implemented).
This commit is contained in:
Oliver Hamlet
2020-07-14 03:16:34 +01:00
committed by GitHub
parent 370aceeaf8
commit c82d3129dd
6 changed files with 97 additions and 18 deletions
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38
test/integration/emitter_test.cpp
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@@ -813,7 +813,43 @@ TEST_F(EmitterTest, Unicode) {
TEST_F(EmitterTest, DoubleQuotedUnicode) {
out << DoubleQuoted << "\x24 \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2";
ExpectEmit("\"\x24 \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2\"");
ExpectEmit("\"\x24 \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2\"");
}
TEST_F(EmitterTest, EscapedJsonString) {
out.SetStringFormat(DoubleQuoted);
out.SetOutputCharset(EscapeAsJson);
out << "\" \\ "
"\x01 \x02 \x03 \x04 \x05 \x06 \x07 \x08 \x09 \x0A \x0B \x0C \x0D \x0E \x0F "
"\x10 \x11 \x12 \x13 \x14 \x15 \x16 \x17 \x18 \x19 \x1A \x1B \x1C \x1D \x1E \x1F "
"\x24 \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2";
ExpectEmit(R"("\" \\ \u0001 \u0002 \u0003 \u0004 \u0005 \u0006 \u0007 \b \t )"
R"(\n \u000b \f \r \u000e \u000f \u0010 \u0011 \u0012 \u0013 )"
R"(\u0014 \u0015 \u0016 \u0017 \u0018 \u0019 \u001a \u001b )"
R"(\u001c \u001d \u001e \u001f )"
"$ \xC2\xA2 \xE2\x82\xAC \xF0\xA4\xAD\xA2\"");
}
TEST_F(EmitterTest, EscapedCharacters) {
out << BeginSeq
<< '\x00'
<< '\x0C'
<< '\x0D'
<< EndSeq;
ExpectEmit("- \"\\x00\"\n- \"\\f\"\n- \"\\r\"");
}
TEST_F(EmitterTest, CharactersEscapedAsJson) {
out.SetOutputCharset(EscapeAsJson);
out << BeginSeq
<< '\x00'
<< '\x0C'
<< '\x0D'
<< EndSeq;
ExpectEmit("- \"\\u0000\"\n- \"\\f\"\n- \"\\r\"");
}
TEST_F(EmitterTest, DoubleQuotedString) {