add tests

tests/test_get_compiler_output.py

@@ -0,0 +1,39 @@
+import pytest
+
+from boa_zksync.compiler_utils import get_compiler_output
+
+
+def test_get_compiler_output():
+
+    output_dict = {
+        "blabla": 123,
+        "zk_version": 456,
+        "version": 789,
+    }
+
+    get_compiler_output(output_dict) == 123
+
+
+def test_get_compiler_output_revert_too_many_keys():
+
+    output_dict = {
+        "blabla": 123,
+        "zk_version": 456,
+        "version": 789,
+        "new_compiler_output_key": 101112,
+    }
+
+    with pytest.raises(ValueError, match="Expected exactly one contract key, found 2"):
+        get_compiler_output(output_dict)
+
+
+def test_get_compiler_output_revert_unexpected_key():
+
+    output_dict = {
+        "blabla": 123,
+        "zk_versions": 456,
+        "version": 789,
+    }
+
+    with pytest.raises(ValueError, match="Expected exactly one contract key, found 2"):
+        get_compiler_output(output_dict)