Check ConflictSet preconditions in script_test

ScriptTest.cpp

@@ -51,6 +51,8 @@ int main(int argc, const char **argv) {
     StringView b;
     StringView e;
     int64_t v = 0;
+    int64_t lastWriteVersion = 0;
+    int64_t lastOldestVersion = 0;
     std::vector<ConflictSet::WriteRange> writeRanges;
     std::vector<ConflictSet::ReadRange> readRanges;
     std::vector<ConflictSet::Result> results;
@@ -84,7 +86,9 @@ int main(int argc, const char **argv) {
         readRanges.push_back(r);
       } else if (line.starts_with("pointwrite"_v)) {
         printf("pointwrite\n");
-        // TODO check sorted
+        assert(writeRanges.empty() ||
+               (writeRanges.back().end.len == 0 ? writeRanges.back().begin
+                                                : writeRanges.back().end) < b);
         ConflictSet::WriteRange w;
         w.begin.p = b.data();
         w.begin.len = b.size();
@@ -101,7 +105,10 @@ int main(int argc, const char **argv) {
         readRanges.push_back(r);
       } else if (line.starts_with("rangewrite"_v)) {
         printf("rangewrite\n");
-        // TODO check sorted
+        assert(b < e);
+        assert(writeRanges.empty() ||
+               (writeRanges.back().end.len == 0 ? writeRanges.back().begin
+                                                : writeRanges.back().end) < b);
         ConflictSet::WriteRange w;
         w.begin.p = b.data();
         w.begin.len = b.size();
@@ -125,11 +132,15 @@ int main(int argc, const char **argv) {
         readRanges = {};
       } else if (line.starts_with("addwrites"_v)) {
         printf("addwrites\n");
+        assert(v > lastWriteVersion);
+        lastWriteVersion = v;
         cs.addWrites(writeRanges.data(), writeRanges.size(), v);
         ref.addWrites(writeRanges.data(), writeRanges.size(), v);
         writeRanges = {};
       } else if (line.starts_with("setoldest"_v)) {
         printf("setoldest\n");
+        assert(v > lastOldestVersion);
+        lastOldestVersion = v;
         cs.setOldestVersion(v);
         ref.setOldestVersion(v);
       } else if (line.empty() || line.starts_with(";"_v)) {