From 8db4f25bf4327f169902afd9ea8f4b03b65656f0 Mon Sep 17 00:00:00 2001
From: Benoit Daloze <eregontp@gmail.com>
Date: Mon, 28 Mar 2022 17:47:04 +0200
Subject: Update to ruby/spec@aaf998f

---
 spec/ruby/core/string/append_spec.rb     | 5 +++++
 spec/ruby/core/string/comparison_spec.rb | 4 ++++
 spec/ruby/core/string/lstrip_spec.rb     | 4 ++--
 spec/ruby/core/string/rindex_spec.rb     | 6 +++++-
 spec/ruby/core/string/shared/eql.rb      | 4 ++++
 spec/ruby/core/string/split_spec.rb      | 7 +++++++
 spec/ruby/core/string/strip_spec.rb      | 4 ++--
 7 files changed, 29 insertions(+), 5 deletions(-)

(limited to 'spec/ruby/core/string')

diff --git a/spec/ruby/core/string/append_spec.rb b/spec/ruby/core/string/append_spec.rb
index 1e1667f617..e001257621 100644
--- a/spec/ruby/core/string/append_spec.rb
+++ b/spec/ruby/core/string/append_spec.rb
@@ -5,4 +5,9 @@ require_relative 'shared/concat'
 describe "String#<<" do
   it_behaves_like :string_concat, :<<
   it_behaves_like :string_concat_encoding, :<<
+
+  it "raises an ArgumentError when given the incorrect number of arguments" do
+    -> { "hello".send(:<<) }.should raise_error(ArgumentError)
+    -> { "hello".send(:<<, "one", "two") }.should raise_error(ArgumentError)
+  end
 end
diff --git a/spec/ruby/core/string/comparison_spec.rb b/spec/ruby/core/string/comparison_spec.rb
index 01199274b6..91cfdca25a 100644
--- a/spec/ruby/core/string/comparison_spec.rb
+++ b/spec/ruby/core/string/comparison_spec.rb
@@ -75,6 +75,10 @@ describe "String#<=> with String" do
     (xff_1 <=> xff_2).should == -1
     (xff_2 <=> xff_1).should ==  1
   end
+
+  it "returns 0 when comparing 2 empty strings but one is not ASCII-compatible" do
+    ("" <=> "".force_encoding('iso-2022-jp')).should == 0
+  end
 end
 
 # Note: This is inconsistent with Array#<=> which calls #to_ary instead of
diff --git a/spec/ruby/core/string/lstrip_spec.rb b/spec/ruby/core/string/lstrip_spec.rb
index 20e4cdeabd..8b5dd1b467 100644
--- a/spec/ruby/core/string/lstrip_spec.rb
+++ b/spec/ruby/core/string/lstrip_spec.rb
@@ -12,7 +12,7 @@ describe "String#lstrip" do
    "hello".lstrip.should == "hello"
   end
 
-  ruby_version_is '3.1' do
+  ruby_version_is '3.0' do
     it "strips leading \\0" do
      "\x00hello".lstrip.should == "hello"
      "\000 \000hello\000 \000".lstrip.should == "hello\000 \000"
@@ -35,7 +35,7 @@ describe "String#lstrip!" do
     a.should == "hello  "
   end
 
-  ruby_version_is '3.1' do
+  ruby_version_is '3.0' do
     it "strips leading \\0" do
       a = "\000 \000hello\000 \000"
       a.lstrip!
diff --git a/spec/ruby/core/string/rindex_spec.rb b/spec/ruby/core/string/rindex_spec.rb
index 7a6af0c9d0..a3b437a1e4 100644
--- a/spec/ruby/core/string/rindex_spec.rb
+++ b/spec/ruby/core/string/rindex_spec.rb
@@ -4,13 +4,17 @@ require_relative 'fixtures/classes'
 require_relative 'fixtures/utf-8-encoding'
 
 describe "String#rindex with object" do
-  it "raises a TypeError if obj isn't a String, Integer or Regexp" do
+  it "raises a TypeError if obj isn't a String or Regexp" do
     not_supported_on :opal do
       -> { "hello".rindex(:sym) }.should raise_error(TypeError)
     end
     -> { "hello".rindex(mock('x')) }.should raise_error(TypeError)
   end
 
+  it "raises a TypeError if obj is an Integer" do
+    -> { "hello".rindex(42) }.should raise_error(TypeError)
+  end
+
   it "doesn't try to convert obj to an integer via to_int" do
     obj = mock('x')
     obj.should_not_receive(:to_int)
diff --git a/spec/ruby/core/string/shared/eql.rb b/spec/ruby/core/string/shared/eql.rb
index b57d6895ff..6f268c929c 100644
--- a/spec/ruby/core/string/shared/eql.rb
+++ b/spec/ruby/core/string/shared/eql.rb
@@ -31,4 +31,8 @@ describe :string_eql_value, shared: true do
     a.send(@method, b).should be_true
     b.send(@method, a).should be_true
   end
+
+  it "returns true when comparing 2 empty strings but one is not ASCII-compatible" do
+    "".send(@method, "".force_encoding('iso-2022-jp')).should == true
+  end
 end
diff --git a/spec/ruby/core/string/split_spec.rb b/spec/ruby/core/string/split_spec.rb
index 2e03955a26..2da71948b3 100644
--- a/spec/ruby/core/string/split_spec.rb
+++ b/spec/ruby/core/string/split_spec.rb
@@ -589,4 +589,11 @@ describe "String#split with Regexp" do
       end
     end
   end
+
+  it "raises a TypeError when not called with nil, String, or Regexp" do
+    -> { "hello".split(42) }.should raise_error(TypeError)
+    -> { "hello".split(:ll) }.should raise_error(TypeError)
+    -> { "hello".split(false) }.should raise_error(TypeError)
+    -> { "hello".split(Object.new) }.should raise_error(TypeError)
+  end
 end
diff --git a/spec/ruby/core/string/strip_spec.rb b/spec/ruby/core/string/strip_spec.rb
index 8517bf2d2a..da06862d06 100644
--- a/spec/ruby/core/string/strip_spec.rb
+++ b/spec/ruby/core/string/strip_spec.rb
@@ -11,7 +11,7 @@ describe "String#strip" do
     "\tgoodbye\r\v\n".strip.should == "goodbye"
   end
 
-  ruby_version_is '3.1' do
+  ruby_version_is '3.0' do
     it "returns a copy of self without leading and trailing NULL bytes and whitespace" do
       " \x00 goodbye \x00 ".strip.should == "goodbye"
     end
@@ -43,7 +43,7 @@ describe "String#strip!" do
     a.should == "hello"
   end
 
-  ruby_version_is '3.1' do
+  ruby_version_is '3.0' do
     it "removes leading and trailing NULL bytes and whitespace" do
       a = "\000 goodbye \000"
       a.strip!
-- 
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