add test for linear dependence case

dvpnt · Jul 1, 2020 · 605fd8f · 605fd8f
1 parent e7759ad
commit 605fd8f
Showing 1 changed file with 13 additions and 0 deletions.
diff --git a/lib/__tests__/LsmInterpolator.js b/lib/__tests__/LsmInterpolator.js
@@ -35,5 +35,18 @@ t.test('LsmInterpolator', (t) => {
 		t.end();
 	});
 
+	t.test('with linear dependence', (t) => {
+		t.throws(
+			() => createLsmInterpolator({
+				xs: [0, 0, 0, 0, 0],
+				ys: [0, 2, 4, 6, 8],
+				coeffsCount: 5
+			}),
+			new Error('Failed to fit interpolator')
+		);
+
+		t.end();
+	});
+
 	t.end();
 });