diff --git a/src/components/visualization/global_xy_visualizer.py b/src/components/visualization/global_xy_visualizer.py
index f228789c..f64bfccc 100644
--- a/src/components/visualization/global_xy_visualizer.py
+++ b/src/components/visualization/global_xy_visualizer.py
@@ -105,4 +105,4 @@ def draw(self):
             print("Simulation finished!!")
         else:
             # only when executed as unit test
-            for i in range(1000): self.update(i, elems, axes)
+            for i in range(self.time_params.get_frame_num()): self.update(i, elems, axes)
diff --git a/test/test_global_xy_visualizer.py b/test/test_global_xy_visualizer.py
new file mode 100644
index 00000000..0771b3fa
--- /dev/null
+++ b/test/test_global_xy_visualizer.py
@@ -0,0 +1,44 @@
+"""
+Unit test of GlobalXYVisualizer
+
+Author: Shisato Yano
+"""
+
+import matplotlib
+matplotlib.use("Agg")
+
+import sys
+from pathlib import Path
+
+sys.path.append(str(Path(__file__).absolute().parent) + "/../src/components/visualization")
+from global_xy_visualizer import GlobalXYVisualizer
+from min_max import MinMax
+from time_parameters import TimeParameters
+
+
+class FakeObject:
+    """
+    Object which only counts how many times it was updated
+    """
+
+    def __init__(self):
+        self.update_count = 0
+
+    def draw(self, axes, elems):
+        pass
+
+    def update(self, time_s):
+        self.update_count += 1
+
+
+def test_draw_without_plot_runs_frame_num_frames():
+    # smoke tests must run as many frames as the animation does, not a fixed number
+    time_params = TimeParameters(span_sec=5)
+    vis = GlobalXYVisualizer(MinMax(), MinMax(), time_params)
+    obj = FakeObject()
+    vis.add_object(obj)
+    vis.not_show_plot()
+
+    vis.draw()
+
+    assert obj.update_count == time_params.get_frame_num()