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| -rw-r--r-- | src/test/util_tests.cpp | 124 |
1 files changed, 124 insertions, 0 deletions
diff --git a/src/test/util_tests.cpp b/src/test/util_tests.cpp index d0cd4b0a03..31a66b6fa9 100644 --- a/src/test/util_tests.cpp +++ b/src/test/util_tests.cpp @@ -12,6 +12,7 @@ #include <util/strencodings.h> #include <util/string.h> #include <util/time.h> +#include <util/spanparsing.h> #include <stdint.h> #include <thread> @@ -1572,4 +1573,127 @@ BOOST_AUTO_TEST_CASE(test_Capitalize) BOOST_CHECK_EQUAL(Capitalize("\x00\xfe\xff"), "\x00\xfe\xff"); } +static std::string SpanToStr(Span<const char>& span) +{ + return std::string(span.begin(), span.end()); +} + +BOOST_AUTO_TEST_CASE(test_spanparsing) +{ + using namespace spanparsing; + std::string input; + Span<const char> sp; + bool success; + + // Const(...): parse a constant, update span to skip it if successful + input = "MilkToastHoney"; + sp = MakeSpan(input); + success = Const("", sp); // empty + BOOST_CHECK(success); + BOOST_CHECK_EQUAL(SpanToStr(sp), "MilkToastHoney"); + + success = Const("Milk", sp); + BOOST_CHECK(success); + BOOST_CHECK_EQUAL(SpanToStr(sp), "ToastHoney"); + + success = Const("Bread", sp); + BOOST_CHECK(!success); + + success = Const("Toast", sp); + BOOST_CHECK(success); + BOOST_CHECK_EQUAL(SpanToStr(sp), "Honey"); + + success = Const("Honeybadger", sp); + BOOST_CHECK(!success); + + success = Const("Honey", sp); + BOOST_CHECK(success); + BOOST_CHECK_EQUAL(SpanToStr(sp), ""); + + // Func(...): parse a function call, update span to argument if successful + input = "Foo(Bar(xy,z()))"; + sp = MakeSpan(input); + + success = Func("FooBar", sp); + BOOST_CHECK(!success); + + success = Func("Foo(", sp); + BOOST_CHECK(!success); + + success = Func("Foo", sp); + BOOST_CHECK(success); + BOOST_CHECK_EQUAL(SpanToStr(sp), "Bar(xy,z())"); + + success = Func("Bar", sp); + BOOST_CHECK(success); + BOOST_CHECK_EQUAL(SpanToStr(sp), "xy,z()"); + + success = Func("xy", sp); + BOOST_CHECK(!success); + + // Expr(...): return expression that span begins with, update span to skip it + Span<const char> result; + + input = "(n*(n-1))/2"; + sp = MakeSpan(input); + result = Expr(sp); + BOOST_CHECK_EQUAL(SpanToStr(result), "(n*(n-1))/2"); + BOOST_CHECK_EQUAL(SpanToStr(sp), ""); + + input = "foo,bar"; + sp = MakeSpan(input); + result = Expr(sp); + BOOST_CHECK_EQUAL(SpanToStr(result), "foo"); + BOOST_CHECK_EQUAL(SpanToStr(sp), ",bar"); + + input = "(aaaaa,bbbbb()),c"; + sp = MakeSpan(input); + result = Expr(sp); + BOOST_CHECK_EQUAL(SpanToStr(result), "(aaaaa,bbbbb())"); + BOOST_CHECK_EQUAL(SpanToStr(sp), ",c"); + + input = "xyz)foo"; + sp = MakeSpan(input); + result = Expr(sp); + BOOST_CHECK_EQUAL(SpanToStr(result), "xyz"); + BOOST_CHECK_EQUAL(SpanToStr(sp), ")foo"); + + input = "((a),(b),(c)),xxx"; + sp = MakeSpan(input); + result = Expr(sp); + BOOST_CHECK_EQUAL(SpanToStr(result), "((a),(b),(c))"); + BOOST_CHECK_EQUAL(SpanToStr(sp), ",xxx"); + + // Split(...): split a string on every instance of sep, return vector + std::vector<Span<const char>> results; + + input = "xxx"; + results = Split(MakeSpan(input), 'x'); + BOOST_CHECK_EQUAL(results.size(), 4); + BOOST_CHECK_EQUAL(SpanToStr(results[0]), ""); + BOOST_CHECK_EQUAL(SpanToStr(results[1]), ""); + BOOST_CHECK_EQUAL(SpanToStr(results[2]), ""); + BOOST_CHECK_EQUAL(SpanToStr(results[3]), ""); + + input = "one#two#three"; + results = Split(MakeSpan(input), '-'); + BOOST_CHECK_EQUAL(results.size(), 1); + BOOST_CHECK_EQUAL(SpanToStr(results[0]), "one#two#three"); + + input = "one#two#three"; + results = Split(MakeSpan(input), '#'); + BOOST_CHECK_EQUAL(results.size(), 3); + BOOST_CHECK_EQUAL(SpanToStr(results[0]), "one"); + BOOST_CHECK_EQUAL(SpanToStr(results[1]), "two"); + BOOST_CHECK_EQUAL(SpanToStr(results[2]), "three"); + + input = "*foo*bar*"; + results = Split(MakeSpan(input), '*'); + BOOST_CHECK_EQUAL(results.size(), 4); + BOOST_CHECK_EQUAL(SpanToStr(results[0]), ""); + BOOST_CHECK_EQUAL(SpanToStr(results[1]), "foo"); + BOOST_CHECK_EQUAL(SpanToStr(results[2]), "bar"); + BOOST_CHECK_EQUAL(SpanToStr(results[3]), ""); +} + BOOST_AUTO_TEST_SUITE_END() |