Add exponential_search doctest for empty array edge case

vivekkumarrathour · web-flow · commit e4380c71f6a7 · 2025-11-24T14:59:19.000+05:30
This doctest demonstrates that exponential_search correctly handles empty arrays by returning -1.
diff --git a/searches/exponential_search.py b/searches/exponential_search.py
@@ -81,6 +81,9 @@ def exponential_search(sorted_collection: list[int], item: int) -> int:
     1
     >>> exponential_search([0, 5, 7, 10, 15], 6)
     -1
+
+        >>> exponential_search([], 1)  # Empty array edge case
+            -1
     """
     if list(sorted_collection) != sorted(sorted_collection):
         raise ValueError("sorted_collection must be sorted in ascending order")

Original file line number	Diff line number	Diff line change
`@@ -81,6 +81,9 @@ def exponential_search(sorted_collection: list[int], item: int) -> int:`
`81`	`81`	`1`
`82`	`82`	`>>> exponential_search([0, 5, 7, 10, 15], 6)`
`83`	`83`	`-1`
	`84`	`+`
	`85`	`+ >>> exponential_search([], 1) # Empty array edge case`
	`86`	`+ -1`
`84`	`87`	`"""`
`85`	`88`	`if list(sorted_collection) != sorted(sorted_collection):`
`86`	`89`	`raise ValueError("sorted_collection must be sorted in ascending order")`