From 42921458ff7eacd1ef614c3e67596c75ccd0a1d4 Mon Sep 17 00:00:00 2001
From: eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 27 Jan 2019 13:12:39 +0000
Subject: Update to ruby/spec@e57f49c

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@66929 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 spec/ruby/core/exception/exception_spec.rb | 16 ++++++++++++++++
 spec/ruby/core/proc/shared/to_s.rb         | 14 ++++++++++++--
 spec/ruby/core/string/chomp_spec.rb        |  4 ++++
 spec/ruby/core/string/shared/each_line.rb  | 13 +++++++++++++
 spec/ruby/core/symbol/to_proc_spec.rb      | 18 +++++++++---------
 5 files changed, 54 insertions(+), 11 deletions(-)

(limited to 'spec/ruby/core')

diff --git a/spec/ruby/core/exception/exception_spec.rb b/spec/ruby/core/exception/exception_spec.rb
index 750c0ae452..3a01366920 100644
--- a/spec/ruby/core/exception/exception_spec.rb
+++ b/spec/ruby/core/exception/exception_spec.rb
@@ -66,6 +66,22 @@ describe "Exception#exception" do
     e2.message.should == "message"
   end
 
+  it "when raised will be rescued as the new exception" do
+    begin
+      begin
+        raised_first = StandardError.new('first')
+        raise raised_first
+      rescue => caught_first
+        raised_second = raised_first.exception('second')
+        raise raised_second
+      end
+    rescue => caught_second
+    end
+
+    raised_first.should == caught_first
+    raised_second.should == caught_second
+  end
+
   class CustomArgumentError < StandardError
     attr_reader :val
     def initialize(val)
diff --git a/spec/ruby/core/proc/shared/to_s.rb b/spec/ruby/core/proc/shared/to_s.rb
index 530eaff3a0..46b21dd083 100644
--- a/spec/ruby/core/proc/shared/to_s.rb
+++ b/spec/ruby/core/proc/shared/to_s.rb
@@ -32,14 +32,24 @@ describe :proc_to_s, shared: true do
   describe "for a proc created with UnboundMethod#to_proc" do
     it "returns a description including '(lambda)' and optionally including file and line number" do
       def hello; end
-
       method("hello").to_proc.send(@method).should =~ /^#<Proc:([^ ]*?)(@([^ ]*)\/to_s\.rb:22)? \(lambda\)>$/
     end
 
     it "has an ASCII-8BIT encoding" do
       def hello; end
-
       method("hello").to_proc.send(@method).encoding.should == Encoding::ASCII_8BIT
     end
   end
+
+  describe "for a proc created with Symbol#to_proc" do
+    it "returns a description including '(&:symbol)'" do
+      proc = :foobar.to_proc
+      proc.send(@method).should =~ /^#<Proc:0x\h+\(&:foobar\)>$/
+    end
+
+    it "has an ASCII-8BIT encoding" do
+      proc = :foobar.to_proc
+      proc.send(@method).encoding.should == Encoding::ASCII_8BIT
+    end
+  end
 end
diff --git a/spec/ruby/core/string/chomp_spec.rb b/spec/ruby/core/string/chomp_spec.rb
index 6fa8d7c6c5..3c20141ee7 100644
--- a/spec/ruby/core/string/chomp_spec.rb
+++ b/spec/ruby/core/string/chomp_spec.rb
@@ -158,6 +158,10 @@ describe "String#chomp" do
     it "does not taint the result when the argument is tainted" do
       "abc".chomp("abc".taint).tainted?.should be_false
     end
+
+    it "returns an empty String when the argument equals self" do
+      "abc".chomp("abc").should == ""
+    end
   end
 end
 
diff --git a/spec/ruby/core/string/shared/each_line.rb b/spec/ruby/core/string/shared/each_line.rb
index 19cf5e6d78..066b0c1040 100644
--- a/spec/ruby/core/string/shared/each_line.rb
+++ b/spec/ruby/core/string/shared/each_line.rb
@@ -27,6 +27,19 @@ describe :string_each_line, shared: true do
     c.should == ["hello\n", "\n", "\n", "world"]
   end
 
+  it "splits strings containing multibyte characters" do
+    s = <<~EOS
+      foo
+      🤡🤡🤡🤡🤡🤡🤡
+      bar
+      baz
+    EOS
+
+    b = []
+    s.send(@method) { |part| b << part }
+    b.should == ["foo\n", "🤡🤡🤡🤡🤡🤡🤡\n", "bar\n", "baz\n"]
+  end
+
   it "taints substrings that are passed to the block if self is tainted" do
     "one\ntwo\r\nthree".taint.send(@method) { |s| s.tainted?.should == true }
 
diff --git a/spec/ruby/core/symbol/to_proc_spec.rb b/spec/ruby/core/symbol/to_proc_spec.rb
index 8cf00b085f..65f6e27be4 100644
--- a/spec/ruby/core/symbol/to_proc_spec.rb
+++ b/spec/ruby/core/symbol/to_proc_spec.rb
@@ -12,19 +12,22 @@ describe "Symbol#to_proc" do
     :to_s.to_proc.call(obj).should == "Received #to_s"
   end
 
+  it "produces a proc with arity -1" do
+    pr = :to_s.to_proc
+    pr.arity.should == -1
+  end
+
   it "raises an ArgumentError when calling #call on the Proc without receiver" do
-    lambda { :object_id.to_proc.call }.should raise_error(ArgumentError)
+    lambda { :object_id.to_proc.call }.should raise_error(ArgumentError, "no receiver given")
   end
 
   it "produces a proc that always returns [[:rest]] for #parameters" do
     pr = :to_s.to_proc
     pr.parameters.should == [[:rest]]
   end
-end
 
-describe "Symbol#to_proc" do
-  before :all do
-    @klass = Class.new do
+  it "passes along the block passed to Proc#call" do
+    klass = Class.new do
       def m
         yield
       end
@@ -33,9 +36,6 @@ describe "Symbol#to_proc" do
         :m.to_proc.call(self) { :value }
       end
     end
-  end
-
-  it "passes along the block passed to Proc#call" do
-    @klass.new.to_proc.should == :value
+    klass.new.to_proc.should == :value
   end
 end
-- 
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