improved test coverage

This commit is contained in:
Niels Lohmann 2017-09-13 18:56:54 +02:00
parent e2e0ecd867
commit b90529c36d
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GPG key ID: 7F3CEA63AE251B69
2 changed files with 46 additions and 0 deletions

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@ -205,6 +205,18 @@ TEST_CASE("parser class")
CHECK_THROWS_WITH(parser_helper("\"\x1d\""), "[json.exception.parse_error.101] parse error at 2: syntax error - invalid string: control character must be escaped; last read: '\"<U+001D>'");
CHECK_THROWS_WITH(parser_helper("\"\x1e\""), "[json.exception.parse_error.101] parse error at 2: syntax error - invalid string: control character must be escaped; last read: '\"<U+001E>'");
CHECK_THROWS_WITH(parser_helper("\"\x1f\""), "[json.exception.parse_error.101] parse error at 2: syntax error - invalid string: control character must be escaped; last read: '\"<U+001F>'");
SECTION("additional test for null byte")
{
// The test above for the null byte is wrong, because passing
// a string to the parser only reads int until it encounters
// a null byte. This test inserts the null byte later on and
// uses an iterator range.
std::string s = "\"1\"";
s[1] = '\0';
CHECK_THROWS_AS(json::parse(s.begin(), s.end()), json::parse_error&);
CHECK_THROWS_WITH(json::parse(s.begin(), s.end()), "[json.exception.parse_error.101] parse error at 2: syntax error - invalid string: control character must be escaped; last read: '\"'");
}
}
SECTION("escaped")

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@ -924,6 +924,40 @@ TEST_CASE("Unicode", "[hide]")
}
}
SECTION("incorrect sequences")
{
SECTION("incorrect surrogate values")
{
CHECK_THROWS_AS(json::parse("\"\\uDC00\\uDC00\""), json::parse_error&);
CHECK_THROWS_WITH(json::parse("\"\\uDC00\\uDC00\""),
"[json.exception.parse_error.101] parse error at 7: syntax error - invalid string: surrogate U+DC00..U+DFFF must follow U+D800..U+DBFF; last read: '\"\\uDC00'");
CHECK_THROWS_AS(json::parse("\"\\uD7FF\\uDC00\""), json::parse_error&);
CHECK_THROWS_WITH(json::parse("\"\\uD7FF\\uDC00\""),
"[json.exception.parse_error.101] parse error at 13: syntax error - invalid string: surrogate U+DC00..U+DFFF must follow U+D800..U+DBFF; last read: '\"\\uD7FF\\uDC00'");
CHECK_THROWS_AS(json::parse("\"\\uD800]\""), json::parse_error&);
CHECK_THROWS_WITH(json::parse("\"\\uD800]\""),
"[json.exception.parse_error.101] parse error at 8: syntax error - invalid string: surrogate U+DC00..U+DFFF must be followed by U+DC00..U+DFFF; last read: '\"\\uD800]'");
CHECK_THROWS_AS(json::parse("\"\\uD800\\v\""), json::parse_error&);
CHECK_THROWS_WITH(json::parse("\"\\uD800\\v\""),
"[json.exception.parse_error.101] parse error at 9: syntax error - invalid string: surrogate U+DC00..U+DFFF must be followed by U+DC00..U+DFFF; last read: '\"\\uD800\\v'");
CHECK_THROWS_AS(json::parse("\"\\uD800\\u123\""), json::parse_error&);
CHECK_THROWS_WITH(json::parse("\"\\uD800\\u123\""),
"[json.exception.parse_error.101] parse error at 13: syntax error - invalid string: '\\u' must be followed by 4 hex digits; last read: '\"\\uD800\\u123\"'");
CHECK_THROWS_AS(json::parse("\"\\uD800\\uDBFF\""), json::parse_error&);
CHECK_THROWS_WITH(json::parse("\"\\uD800\\uDBFF\""),
"[json.exception.parse_error.101] parse error at 13: syntax error - invalid string: surrogate U+DC00..U+DFFF must be followed by U+DC00..U+DFFF; last read: '\"\\uD800\\uDBFF'");
CHECK_THROWS_AS(json::parse("\"\\uD800\\uE000\""), json::parse_error&);
CHECK_THROWS_WITH(json::parse("\"\\uD800\\uE000\""),
"[json.exception.parse_error.101] parse error at 13: syntax error - invalid string: surrogate U+DC00..U+DFFF must be followed by U+DC00..U+DFFF; last read: '\"\\uD800\\uE000'");
}
}
#if 0
SECTION("incorrect sequences")
{