1 files changed, 55 insertions, 0 deletions
diff --git a/src/test/script_parse_tests.cpp b/src/test/script_parse_tests.cpp
new file mode 100644
index 0000000000..004c1a9a84
--- /dev/null
+++ b/src/test/script_parse_tests.cpp
@@ -0,0 +1,55 @@
+// Copyright (c) 2021 The Bitcoin Core developers
+// Distributed under the MIT software license, see the accompanying
+// file COPYING or http://www.opensource.org/licenses/mit-license.php.
+
+#include <core_io.h>
+#include <script/script.h>
+#include <util/strencodings.h>
+#include <test/util/setup_common.h>
+
+#include <boost/test/unit_test.hpp>
+
+BOOST_AUTO_TEST_SUITE(script_parse_tests)
+BOOST_AUTO_TEST_CASE(parse_script)
+{
+    const std::vector<std::pair<std::string,std::string>> IN_OUT{
+        // {IN: script string , OUT: hex string }
+        {"", ""},
+        {"0", "00"},
+        {"1", "51"},
+        {"2", "52"},
+        {"3", "53"},
+        {"4", "54"},
+        {"5", "55"},
+        {"6", "56"},
+        {"7", "57"},
+        {"8", "58"},
+        {"9", "59"},
+        {"10", "5a"},
+        {"11", "5b"},
+        {"12", "5c"},
+        {"13", "5d"},
+        {"14", "5e"},
+        {"15", "5f"},
+        {"16", "60"},
+        {"17", "0111"},
+        {"-9", "0189"},
+        {"0x17", "17"},
+        {"'17'", "023137"},
+        {"ELSE", "67"},
+        {"NOP10", "b9"},
+    };
+    std::string all_in;
+    std::string all_out;
+    for (const auto& [in, out] : IN_OUT) {
+        BOOST_CHECK_EQUAL(HexStr(ParseScript(in)), out);
+        all_in += " " + in + " ";
+        all_out += out;
+    }
+    BOOST_CHECK_EQUAL(HexStr(ParseScript(all_in)), all_out);
+
+    BOOST_CHECK_EXCEPTION(ParseScript("11111111111111111111"), std::runtime_error, HasReason("script parse error: decimal numeric value only allowed in the range -0xFFFFFFFF...0xFFFFFFFF"));
+    BOOST_CHECK_EXCEPTION(ParseScript("11111111111"), std::runtime_error, HasReason("script parse error: decimal numeric value only allowed in the range -0xFFFFFFFF...0xFFFFFFFF"));
+    BOOST_CHECK_EXCEPTION(ParseScript("OP_CHECKSIGADD"), std::runtime_error, HasReason("script parse error: unknown opcode"));
+}
+BOOST_AUTO_TEST_SUITE_END()