Merge commit 'a4071034f6ad640ef91057fa3f45098c4933f444' as 'src/univalue'

src/univalue/test/test_json.cpp

@@ -0,0 +1,24 @@
+// Test program that can be called by the JSON test suite at
+// https://github.com/nst/JSONTestSuite.
+//
+// It reads JSON input from stdin and exits with code 0 if it can be parsed
+// successfully. It also pretty prints the parsed JSON value to stdout.
+
+#include <iostream>
+#include <string>
+#include "univalue.h"
+
+using namespace std;
+
+int main (int argc, char *argv[])
+{
+    UniValue val;
+    if (val.read(string(istreambuf_iterator<char>(cin),
+                        istreambuf_iterator<char>()))) {
+        cout << val.write(1 /* prettyIndent */, 4 /* indentLevel */) << endl;
+        return 0;
+    } else {
+        cerr << "JSON Parse Error." << endl;
+        return 1;
+    }
+}