Use unused set in testing.

ckennelly · copybara-github · commit a4e771912168 · 2025-01-16T14:12:15.000-08:00
PiperOrigin-RevId: 716373611
Change-Id: I4bfb4d51cd45be628f68917d310a44a44412a4a5
diff --git a/absl/container/btree_test.cc b/absl/container/btree_test.cc
@@ -2949,6 +2949,7 @@ TEST(Btree,
 
 TEST(Btree, ConstructImplicitlyWithUnadaptedComparator) {
   absl::btree_set<MultiKey, MultiKeyComp> set = {{}, MultiKeyComp{}};
+  EXPECT_TRUE(set.empty());
 }
 
 TEST(Btree, InvalidComparatorsCaught) {

Original file line number	Diff line number	Diff line change
`@@ -2949,6 +2949,7 @@ TEST(Btree,`
`2949`	`2949`
`2950`	`2950`	`TEST(Btree, ConstructImplicitlyWithUnadaptedComparator) {`
`2951`	`2951`	`absl::btree_set<MultiKey, MultiKeyComp> set = {{}, MultiKeyComp{}};`
	`2952`	`+ EXPECT_TRUE(set.empty());`
`2952`	`2953`	`}`
`2953`	`2954`
`2954`	`2955`	`TEST(Btree, InvalidComparatorsCaught) {`