From f7d59dfe23b6fed5a6dc0720144eeaebb407efbb Mon Sep 17 00:00:00 2001
From: Ryan Lopopolo <rjl@hyperbo.la>
Date: Mon, 8 Jul 2019 20:10:24 -0700
Subject: Add tests for Range#max and Range#min

---
 test/t/range.rb | 42 ++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 42 insertions(+)

diff --git a/test/t/range.rb b/test/t/range.rb
index d71fe8946..7ce4a7a94 100644
--- a/test/t/range.rb
+++ b/test/t/range.rb
@@ -110,3 +110,45 @@ assert('Range#dup') do
   assert_equal r.end, "z"
   assert_true r.exclude_end?
 end
+
+assert('Range#max') do
+  assert_equal 10, (1..10).max
+  assert_equal 9, (1...10).max
+  assert_equal nil, (10..1).max
+  assert_equal nil, (10...1).max
+
+  # equal endpoints
+  assert_equal 5, (5..5).max
+  assert_equal nil, (5...5).max
+
+  # block overrides comparison
+  assert_equal(10, (1..10).max { |a, b| a <=> b })
+  assert_equal(9, (1...10).max { |a, b| a <=> b })
+  assert_equal(nil, (10..1).max { |a, b| a <=> b })
+  assert_equal(nil, (10...1).max { |a, b| a <=> b })
+  assert_equal(1, (1..10).max { |a, b| b <=> a })
+  assert_equal(1, (1...10).max { |a, b| b <=> a })
+  assert_equal(nil, (10..1).max { |a, b| b <=> a })
+  assert_equal(nil, (10...1).max { |a, b| b <=> a })
+end
+
+assert('Range#min') do
+  assert_equal 1, (1..10).min
+  assert_equal 1, (1...10).min
+  assert_equal nil, (10..1).min
+  assert_equal nil, (10...1).min
+
+  # equal endpoints
+  assert_equal 7, (7..7).min
+  assert_equal nil, (7...7).min
+
+  # block overrides comparison
+  assert_equal(1, (1..10).min { |a, b| a <=> b })
+  assert_equal(1, (1...10).min { |a, b| a <=> b })
+  assert_equal(nil, (10..1).min { |a, b| a <=> b })
+  assert_equal(nil, (10...1).min { |a, b| a <=> b })
+  assert_equal(10, (1..10).min { |a, b| b <=> a })
+  assert_equal(9, (1...10).min { |a, b| b <=> a })
+  assert_equal(nil, (10..1).min { |a, b| b <=> a })
+  assert_equal(nil, (10...1).min { |a, b| b <=> a })
+end
-- 
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