Add the test to check the study with dynamic search space

tslib/storage/test/generate_assets.py

@@ -44,9 +44,9 @@ def create_optuna_storage(storage: BaseStorage) -> None:
     def objective_single_dynamic(trial: optuna.Trial) -> float:
         category = trial.suggest_categorical("category", ["foo", "bar"])
         if category == "foo":
-            return (trial.suggest_float("x1", 0, 10) - 2) ** 2
+            return (trial.suggest_float("x", 0, 10) - 2) ** 2
         else:
-            return -((trial.suggest_float("x2", -10, 0) + 5) ** 2)
+            return -((trial.suggest_float("x", -10, 0) + 5) ** 2)
 
     study.optimize(objective_single_dynamic, n_trials=50)
 

tslib/storage/test/journal.test.mjs

@@ -16,6 +16,18 @@ describe("Test Journal File Storage", async () => {
     studySummaries.map((_summary, index) => storage.getStudy(index))
   )
 
+  it("Check the study with dynamic search space", () => {
+    const study = studies.find((s) => s.name === "single-objective-dynamic")
+    assert.deepStrictEqual(
+      study.union_search_space.map((item) => item.name).sort(),
+      ["x", "x", "category"].sort()
+    )
+    assert.deepStrictEqual(
+      study.intersection_search_space.map((item) => item.name).sort(),
+      ["category"].sort()
+    )
+  })
+
   it("Check the study including Infinities", () => {
     const study = studies.find((s) => s.name === "single-inf")
     study.trials.forEach((trial, index) => {