Use minimum of 3 components for test_pca_plotting for plot_pca_coords…

…_3d()
malariagen · Jul 30, 2024 · a85afea · a85afea
1 parent e32e365
commit a85afea
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/tests/anoph/test_pca.py b/tests/anoph/test_pca.py
@@ -94,7 +94,8 @@ def test_pca_plotting(fixture, api: AnophelesPca):
     n_samples = ds.sizes["samples"]
     n_snps_available = ds.sizes["variants"]
     n_snps = random.randint(1, n_snps_available)
-    n_components = random.randint(2, min(n_samples, n_snps))
+    # PC3 required for plot_pca_coords_3d()
+    n_components = random.randint(3, min(n_samples, n_snps))
 
     # Run the PCA.
     pca_df, pca_evr = api.pca(