From 664e96b1de816c813c29f61e16a2031a7af7ba86 Mon Sep 17 00:00:00 2001
From: Benoit Daloze <eregontp@gmail.com>
Date: Sat, 26 Oct 2019 20:53:01 +0200
Subject: Update to ruby/spec@28a728b

---
 spec/ruby/core/env/keep_if_spec.rb | 31 ++++++++++++++++++++++++++-----
 1 file changed, 26 insertions(+), 5 deletions(-)

(limited to 'spec/ruby/core/env/keep_if_spec.rb')

diff --git a/spec/ruby/core/env/keep_if_spec.rb b/spec/ruby/core/env/keep_if_spec.rb
index cf8e27936e..64b6a207d0 100644
--- a/spec/ruby/core/env/keep_if_spec.rb
+++ b/spec/ruby/core/env/keep_if_spec.rb
@@ -3,20 +3,30 @@ require_relative '../enumerable/shared/enumeratorized'
 
 describe "ENV.keep_if" do
   before :each do
-    ENV["foo"] = "bar"
+    @foo = ENV["foo"]
+    @bar = ENV["bar"]
+
+    ENV["foo"] = "0"
+    ENV["bar"] = "1"
   end
 
   after :each do
-    ENV.delete "foo"
+    ENV["foo"] = @foo
+    ENV["bar"] = @bar
   end
 
   it "deletes pairs if the block returns false" do
-    ENV.keep_if { |k, v| k != "foo" }
+    ENV.keep_if { |k, v| !["foo", "bar"].include?(k) }
     ENV["foo"].should == nil
+    ENV["bar"].should == nil
+  end
+
+  it "returns ENV when block given" do
+    ENV.keep_if { |k, v| !["foo", "bar"].include?(k) }.should equal(ENV)
   end
 
   it "returns ENV even if nothing deleted" do
-    ENV.keep_if { true }.should_not == nil
+    ENV.keep_if { true }.should equal(ENV)
   end
 
   it "returns an Enumerator if no block given" do
@@ -25,8 +35,19 @@ describe "ENV.keep_if" do
 
   it "deletes pairs through enumerator" do
     enum = ENV.keep_if
-    enum.each { |k, v| k != "foo" }
+    enum.each { |k, v| !["foo", "bar"].include?(k) }
     ENV["foo"].should == nil
+    ENV["bar"].should == nil
+  end
+
+  it "returns ENV from enumerator" do
+    enum = ENV.keep_if
+    enum.each { |k, v| !["foo", "bar"].include?(k) }.should equal(ENV)
+  end
+
+  it "returns ENV from enumerator even if nothing deleted" do
+    enum = ENV.keep_if
+    enum.each { true }.should equal(ENV)
   end
 
   it_behaves_like :enumeratorized_with_origin_size, :keep_if, ENV
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