1 files changed, 19 insertions, 0 deletions
diff --git a/core/testdata/format/website-samples/newLinesInSamples.kt b/core/testdata/format/website-samples/newLinesInSamples.kt
new file mode 100644
index 00000000..ee49aefc
--- /dev/null
+++ b/core/testdata/format/website-samples/newLinesInSamples.kt
@@ -0,0 +1,19 @@
+fun groupBySample() {
+    val words = listOf("a", "abc", "ab", "def", "abcd")
+    val byLength = words.groupBy { it.length }
+
+    assertPrints(byLength.keys, "[1, 3, 2, 4]")
+    assertPrints(byLength.values, "[[a], [abc, def], [ab], [abcd]]")
+
+    val mutableByLength: MutableMap<Int, MutableList<String>> = words.groupByTo(mutableMapOf()) { it.length }
+    // same content as in byLength map, but the map is mutable
+    assertTrue(mutableByLength == byLength)
+}
+
+
+/**
+ * @sample groupBySample
+ */
+fun foo() {
+
+}
+\ No newline at end of file