allow contract paths in kasmer.json and build from source

src/komet/komet.py

@@ -93,8 +93,8 @@ def _exec_test(*, wasm: Path | None) -> None:
         # We build the contract here, specifying where it's saved so we know where to find it.
         # Knowing where the compiled contract is saved by default when building it would eliminate
         # the need for this step, but at the moment I don't know how to retrieve that information.
+        child_wasms = _read_config_file(kasmer)
         wasm = kasmer.build_soroban_contract(Path.cwd())
-        child_wasms = _read_config_file()
 
     kasmer.deploy_and_run(wasm, child_wasms)
 
@@ -109,22 +109,30 @@ def _exec_prove_run(
     child_wasms: tuple[Path, ...] = ()
 
     if wasm is None:
+        child_wasms = _read_config_file(kasmer)
         wasm = kasmer.build_soroban_contract(Path.cwd())
-        child_wasms = _read_config_file()
 
     kasmer.deploy_and_prove(wasm, child_wasms, id, proof_dir, bug_report)
 
     sys.exit(0)
 
 
-def _read_config_file(dir_path: Path | None = None) -> tuple[Path, ...]:
+def _read_config_file(kasmer: Kasmer, dir_path: Path | None = None) -> tuple[Path, ...]:
     dir_path = Path.cwd() if dir_path is None else dir_path
     config_path = dir_path / 'kasmer.json'
 
+    def get_wasm_path(c: Path) -> Path:
+        c = abs_or_rel_to(c, dir_path)
+        if c.is_file() and c.suffix == '.wasm':
+            return c
+        if c.is_dir():
+            return kasmer.build_soroban_contract(c)
+        raise ValueError(f'Invalid child contract path: {c}')
+
     if config_path.is_file():
         with open(config_path) as f:
             config = json.load(f)
-            return tuple(abs_or_rel_to(Path(c), dir_path) for c in config['contracts'])
+            return tuple(get_wasm_path(Path(c)) for c in config['contracts'])
 
     return ()
 

src/tests/integration/test_integration.py

@@ -36,7 +36,7 @@ def test_run(program: Path, tmp_path: Path) -> None:
 def test_komet(contract_path: Path, tmp_path: Path, concrete_kasmer: Kasmer) -> None:
     # Given
     contract_wasm = concrete_kasmer.build_soroban_contract(contract_path, tmp_path)
-    child_wasms = _read_config_file(contract_path)
+    child_wasms = _read_config_file(concrete_kasmer, contract_path)
 
     # Then
     if contract_path.stem.endswith('_fail'):