tests: Add fuzz test

tests/fuzz.py

@@ -0,0 +1,27 @@
+from pythonfuzz.main import PythonFuzz
+
+from blueprintcompiler import tokenizer, parser, decompiler
+from blueprintcompiler.completions import complete
+from blueprintcompiler.errors import PrintableError, MultipleErrors, CompileError, CompilerBugError
+from blueprintcompiler.tokenizer import Token, TokenType, tokenize
+from blueprintcompiler import utils
+
+@PythonFuzz
+def fuzz(buf):
+    try:
+        blueprint = buf.decode("ascii")
+
+        tokens = tokenizer.tokenize(blueprint)
+        ast, errors, warnings = parser.parse(tokens)
+
+        if errors is None and len(ast.errors) == 0:
+            actual = ast.generate()
+    except CompilerBugError as e:
+        raise e
+    except PrintableError:
+        pass
+    except UnicodeDecodeError:
+        pass
+
+if __name__ == "__main__":
+    fuzz()

tests/fuzz.sh

@@ -0,0 +1,12 @@
+#!/bin/bash
+
+if [ $# = 1 ]; then
+  RUNS="$1"
+else
+  RUNS=-1
+fi
+
+mkdir -p corpus
+cp tests/samples/*.blp corpus
+cp tests/sample_errors/*.blp corpus
+python3 tests/fuzz.py --runs $RUNS corpus