Merge pull request #4646 from joostjager/stdin-fuzz-no-logging

Allow stdin fuzz targets to suppress logs

Author: TheBlueMatt

fuzz/fuzz-fake-hashes/src/bin/base32_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	base32_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		base32_test(&data, test_logger::DevNull {});
+	} else {
+		base32_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]

fuzz/fuzz-fake-hashes/src/bin/bech32_parse_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	bech32_parse_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		bech32_parse_test(&data, test_logger::DevNull {});
+	} else {
+		bech32_parse_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]

fuzz/fuzz-fake-hashes/src/bin/bolt11_deser_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	bolt11_deser_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		bolt11_deser_test(&data, test_logger::DevNull {});
+	} else {
+		bolt11_deser_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]

fuzz/fuzz-fake-hashes/src/bin/chanmon_deser_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	chanmon_deser_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		chanmon_deser_test(&data, test_logger::DevNull {});
+	} else {
+		chanmon_deser_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]

fuzz/fuzz-fake-hashes/src/bin/feature_flags_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	feature_flags_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		feature_flags_test(&data, test_logger::DevNull {});
+	} else {
+		feature_flags_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]

fuzz/fuzz-fake-hashes/src/bin/fromstr_to_netaddress_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	fromstr_to_netaddress_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		fromstr_to_netaddress_test(&data, test_logger::DevNull {});
+	} else {
+		fromstr_to_netaddress_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]

fuzz/fuzz-fake-hashes/src/bin/fs_store_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	fs_store_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		fs_store_test(&data, test_logger::DevNull {});
+	} else {
+		fs_store_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]

fuzz/fuzz-fake-hashes/src/bin/full_stack_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	full_stack_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		full_stack_test(&data, test_logger::DevNull {});
+	} else {
+		full_stack_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]

fuzz/fuzz-fake-hashes/src/bin/gossip_discovery_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	gossip_discovery_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		gossip_discovery_test(&data, test_logger::DevNull {});
+	} else {
+		gossip_discovery_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]

fuzz/fuzz-fake-hashes/src/bin/indexedmap_target.rs

@@ -71,7 +71,11 @@ fn main() {
 
 	let mut data = Vec::with_capacity(8192);
 	std::io::stdin().read_to_end(&mut data).unwrap();
-	indexedmap_test(&data, test_logger::Stdout {});
+	if std::env::var_os("LDK_FUZZ_SUPPRESS_LOGS").is_some() {
+		indexedmap_test(&data, test_logger::DevNull {});
+	} else {
+		indexedmap_test(&data, test_logger::Stdout {});
+	}
 }
 
 #[test]