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| -rw-r--r-- | test/unit/testDocument.cxx | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/test/unit/testDocument.cxx b/test/unit/testDocument.cxx index e3ab0b553..ca95bda66 100644 --- a/test/unit/testDocument.cxx +++ b/test/unit/testDocument.cxx @@ -614,6 +614,48 @@ TEST_CASE("Document") { REQUIRE(match == Match(4)); #endif } + + SECTION("RegexContextualAssertion") { + // For std::regex, check the use of assertions next to text in forward direction + // These are more common than empty assertions + DocPlus doc("ab cd ef\r\ngh ij kl", CpUtf8); + const Sci::Position docLength = doc.document.Length(); + Match match; + + #ifndef NO_CXX11_REGEX + + match = doc.FindString(0, docLength, "^[a-z]", reCxx11); + REQUIRE(match == Match(0, 1)); + match = doc.FindString(1, docLength, "^[a-z]", reCxx11); + REQUIRE(match == Match(10, 1)); + + match = doc.FindString(0, docLength, "[a-z]$", reCxx11); + REQUIRE(match == Match(7, 1)); + match = doc.FindString(10, docLength, "[a-z]$", reCxx11); + REQUIRE(match == Match(17, 1)); + + match = doc.FindString(0, docLength, "\\b[a-z]", reCxx11); + REQUIRE(match == Match(0, 1)); + match = doc.FindString(1, docLength, "\\b[a-z]", reCxx11); + REQUIRE(match == Match(1, 1)); // Should be (3,1) + match = doc.FindString(0, docLength, "[a-z]\\b", reCxx11); + REQUIRE(match == Match(1, 1)); + match = doc.FindString(2, docLength, "[a-z]\\b", reCxx11); + REQUIRE(match == Match(4, 1)); + + match = doc.FindString(0, docLength, "\\B[a-z]", reCxx11); + REQUIRE(match == Match(1, 1)); + match = doc.FindString(1, docLength, "\\B[a-z]", reCxx11); + REQUIRE(match == Match(4, 1)); // Should be (1,1) + match = doc.FindString(0, docLength, "[a-z]\\B", reCxx11); + REQUIRE(match == Match(0, 1)); + match = doc.FindString(2, docLength, "[a-z]\\B", reCxx11); + REQUIRE(match == Match(3, 1)); + + #endif + } + + } TEST_CASE("Words") { |