tests: Fill fuzzing coverage gaps for functions in primitives/block.h

practicalswift · practicalswift · commit c0bbf8193d92 · 2020-05-14T18:45:42.000Z
diff --git a/src/test/fuzz/block_header.cpp b/src/test/fuzz/block_header.cpp
@@ -38,4 +38,12 @@ void test_one_input(const std::vector<uint8_t>& buffer)
         block.SetNull();
         assert(block.GetBlockHeader().GetHash() == mut_block_header.GetHash());
     }
+    {
+        std::optional<CBlockLocator> block_locator = ConsumeDeserializable<CBlockLocator>(fuzzed_data_provider);
+        if (block_locator) {
+            (void)block_locator->IsNull();
+            block_locator->SetNull();
+            assert(block_locator->IsNull());
+        }
+    }
 }

Original file line number	Diff line number	Diff line change
`@@ -38,4 +38,12 @@ void test_one_input(const std::vector<uint8_t>& buffer)`
`38`	`38`	`block.SetNull();`
`39`	`39`	`assert(block.GetBlockHeader().GetHash() == mut_block_header.GetHash());`
`40`	`40`	`}`
	`41`	`+ {`
	`42`	`+ std::optional<CBlockLocator> block_locator = ConsumeDeserializable<CBlockLocator>(fuzzed_data_provider);`
	`43`	`+ if (block_locator) {`
	`44`	`+ (void)block_locator->IsNull();`
	`45`	`+ block_locator->SetNull();`
	`46`	`+ assert(block_locator->IsNull());`
	`47`	`+ }`
	`48`	`+ }`
`41`	`49`	`}`