Make mutation tests repeatable

Author: tyt2y3

.github/workflows/tests.yaml

@@ -202,7 +202,8 @@ jobs:
       - name: Additional Integration tests
         working-directory: ./examples/postgres
         run: |
-          cargo test --test pg_query_tests entity_metadata_tests
+          cargo test --test pg_query_tests
+          cargo test --test entity_metadata_tests
           rm tests/pg_query_tests.rs tests/entity_metadata_tests.rs
       - name: Remove generated folder
         run: rm -rf ./examples/postgres/src
@@ -221,9 +222,9 @@ jobs:
             -u postgres://sea:[email protected]/sakila?currentSchema=public
             seaography-postgres-example -f axum
       - name: Depends on local seaography
-        run: >-
-          sed -i '/^\[dependencies.seaography\]$/a \path = "..\/..\/"'
-          ./examples/postgres/Cargo.toml
+        run: |
+          sed -i '/^\[dependencies.seaography\]$/a \path = "..\/..\/"' ./examples/postgres/Cargo.toml
+          sed -i '/^\[dev.dependencies\]$/a \serde = { version = "1", features = ["derive"] }' ./examples/postgres/Cargo.toml
       - name: Build example
         working-directory: ./examples/postgres
         run: cargo build

examples/postgres/Cargo.toml

@@ -18,6 +18,7 @@ version = "~2.0.0-rc.2" # seaography version
 features = ["with-decimal", "with-chrono", "with-json", "with-postgres-array", "schema-meta"]
 
 [dev-dependencies]
+serde = { version = "1", features = ["derive"] }
 serde_json = { version = "1.0.103" }
 
 [workspace]

examples/postgres/tests/entity_metadata_tests.rs

@@ -215,10 +215,10 @@ async fn test_entity_metadata() {
                     "name": "mpaa_rating",
                     "variants": [
                       "G",
-                      "NC-17",
                       "PG",
                       "PG-13",
-                      "R"
+                      "R",
+                      "NC-17"
                     ]
                   }
                 }