From c8bd623d69d0cd526d8d6805f2ff98be50709a10 Mon Sep 17 00:00:00 2001
From: Ilya Gorbunov <ilya.gorbunov@jetbrains.com>
Date: Tue, 9 Jan 2018 23:42:38 +0300
Subject: [PATCH] Samples: add some operations to do with the constructed
 ranges

---
 .../stdlib/samples/test/samples/ranges/ranges.kt     | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/libraries/stdlib/samples/test/samples/ranges/ranges.kt b/libraries/stdlib/samples/test/samples/ranges/ranges.kt
index cf5c614f814..d382da48a63 100644
--- a/libraries/stdlib/samples/test/samples/ranges/ranges.kt
+++ b/libraries/stdlib/samples/test/samples/ranges/ranges.kt
@@ -18,6 +18,8 @@ package samples.ranges
 
 import samples.*
 import java.sql.Date
+import kotlin.test.assertFalse
+import kotlin.test.assertTrue
 
 class Ranges {
 
@@ -27,17 +29,27 @@ class Ranges {
         val end = Date.valueOf("2017-12-31")
         val range = start..end
         assertPrints(range, "2017-01-01..2017-12-31")
+
+        assertTrue(Date.valueOf("2017-05-27") in range)
+        assertFalse(Date.valueOf("2018-01-01") in range)
+        assertTrue(Date.valueOf("2018-01-01") !in range)
     }
 
     @Sample
     fun rangeFromDouble() {
         val range = 1.0..100.0
         assertPrints(range, "1.0..100.0")
+
+        assertTrue(3.14 in range)
+        assertFalse(100.1 in range)
     }
 
     @Sample
     fun rangeFromFloat() {
         val range = 1f..100f
         assertPrints(range, "1.0..100.0")
+
+        assertTrue(3.14f in range)
+        assertFalse(100.1f in range)
     }
 }
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