From 95e8c48dd3348503a8c7db5d0498894a1b676395 Mon Sep 17 00:00:00 2001
From: eregon <eregon@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>
Date: Sun, 7 May 2017 12:04:49 +0000
Subject: Add in-tree mspec and ruby/spec

* For easier modifications of ruby/spec by MRI developers.
* .gitignore: track changes under spec.
* spec/mspec, spec/rubyspec: add in-tree mspec and ruby/spec.
  These files can therefore be updated like any other file in MRI.
  Instructions are provided in spec/README.
  [Feature #13156] [ruby-core:79246]

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58595 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
---
 spec/mspec/spec/guards/platform_spec.rb | 331 ++++++++++++++++++++++++++++++++
 1 file changed, 331 insertions(+)
 create mode 100644 spec/mspec/spec/guards/platform_spec.rb

(limited to 'spec/mspec/spec/guards/platform_spec.rb')

diff --git a/spec/mspec/spec/guards/platform_spec.rb b/spec/mspec/spec/guards/platform_spec.rb
new file mode 100644
index 0000000000..578773e476
--- /dev/null
+++ b/spec/mspec/spec/guards/platform_spec.rb
@@ -0,0 +1,331 @@
+require 'spec_helper'
+require 'mspec/guards'
+
+describe Object, "#platform_is" do
+  before :each do
+    @guard = PlatformGuard.new :dummy
+    PlatformGuard.stub(:new).and_return(@guard)
+    ScratchPad.clear
+  end
+
+  it "does not yield when #os? returns false" do
+    PlatformGuard.stub(:os?).and_return(false)
+    platform_is(:ruby) { ScratchPad.record :yield }
+    ScratchPad.recorded.should_not == :yield
+  end
+
+  it "yields when #os? returns true" do
+    PlatformGuard.stub(:os?).and_return(true)
+    platform_is(:solarce) { ScratchPad.record :yield }
+    ScratchPad.recorded.should == :yield
+  end
+
+  it "sets the name of the guard to :platform_is" do
+    platform_is(:solarce) { }
+    @guard.name.should == :platform_is
+  end
+
+  it "calls #unregister even when an exception is raised in the guard block" do
+    @guard.should_receive(:match?).and_return(true)
+    @guard.should_receive(:unregister)
+    lambda do
+      platform_is(:solarce) { raise Exception }
+    end.should raise_error(Exception)
+  end
+end
+
+describe Object, "#platform_is_not" do
+  before :each do
+    @guard = PlatformGuard.new :dummy
+    PlatformGuard.stub(:new).and_return(@guard)
+    ScratchPad.clear
+  end
+
+  it "does not yield when #os? returns true" do
+    PlatformGuard.stub(:os?).and_return(true)
+    platform_is_not(:ruby) { ScratchPad.record :yield }
+    ScratchPad.recorded.should_not == :yield
+  end
+
+  it "yields when #os? returns false" do
+    PlatformGuard.stub(:os?).and_return(false)
+    platform_is_not(:solarce) { ScratchPad.record :yield }
+    ScratchPad.recorded.should == :yield
+  end
+
+  it "sets the name of the guard to :platform_is_not" do
+    platform_is_not(:solarce) { }
+    @guard.name.should == :platform_is_not
+  end
+
+  it "calls #unregister even when an exception is raised in the guard block" do
+    @guard.should_receive(:match?).and_return(false)
+    @guard.should_receive(:unregister)
+    lambda do
+      platform_is_not(:solarce) { raise Exception }
+    end.should raise_error(Exception)
+  end
+end
+
+describe Object, "#platform_is :wordsize => SIZE_SPEC" do
+  before :each do
+    @guard = PlatformGuard.new :darwin, :wordsize => 32
+    PlatformGuard.stub(:os?).and_return(true)
+    PlatformGuard.stub(:new).and_return(@guard)
+    ScratchPad.clear
+  end
+
+  it "yields when #wordsize? returns true" do
+    PlatformGuard.stub(:wordsize?).and_return(true)
+    platform_is(:wordsize => 32) { ScratchPad.record :yield }
+    ScratchPad.recorded.should == :yield
+  end
+
+  it "doesn not yield when #wordsize? returns false" do
+    PlatformGuard.stub(:wordsize?).and_return(false)
+    platform_is(:wordsize => 32) { ScratchPad.record :yield }
+    ScratchPad.recorded.should_not == :yield
+  end
+end
+
+describe Object, "#platform_is_not :wordsize => SIZE_SPEC" do
+  before :each do
+    @guard = PlatformGuard.new :darwin, :wordsize => 32
+    PlatformGuard.stub(:os?).and_return(true)
+    PlatformGuard.stub(:new).and_return(@guard)
+    ScratchPad.clear
+  end
+
+  it "yields when #wordsize? returns false" do
+    PlatformGuard.stub(:wordsize?).and_return(false)
+    platform_is_not(:wordsize => 32) { ScratchPad.record :yield }
+    ScratchPad.recorded.should == :yield
+  end
+
+  it "doesn not yield when #wordsize? returns true" do
+    PlatformGuard.stub(:wordsize?).and_return(true)
+    platform_is_not(:wordsize => 32) { ScratchPad.record :yield }
+    ScratchPad.recorded.should_not == :yield
+  end
+end
+
+describe PlatformGuard, ".implementation?" do
+  before :all do
+    @verbose = $VERBOSE
+    $VERBOSE = nil
+  end
+
+  after :all do
+    $VERBOSE = @verbose
+  end
+
+  before :each do
+    @ruby_name = Object.const_get :RUBY_NAME
+  end
+
+  after :each do
+    Object.const_set :RUBY_NAME, @ruby_name
+  end
+
+  it "returns true if passed :ruby and RUBY_NAME == 'ruby'" do
+    Object.const_set :RUBY_NAME, 'ruby'
+    PlatformGuard.implementation?(:ruby).should == true
+  end
+
+  it "returns true if passed :rubinius and RUBY_NAME == 'rbx'" do
+    Object.const_set :RUBY_NAME, 'rbx'
+    PlatformGuard.implementation?(:rubinius).should == true
+  end
+
+  it "returns true if passed :jruby and RUBY_NAME == 'jruby'" do
+    Object.const_set :RUBY_NAME, 'jruby'
+    PlatformGuard.implementation?(:jruby).should == true
+  end
+
+  it "returns true if passed :ironruby and RUBY_NAME == 'ironruby'" do
+    Object.const_set :RUBY_NAME, 'ironruby'
+    PlatformGuard.implementation?(:ironruby).should == true
+  end
+
+  it "returns true if passed :maglev and RUBY_NAME == 'maglev'" do
+    Object.const_set :RUBY_NAME, 'maglev'
+    PlatformGuard.implementation?(:maglev).should == true
+  end
+
+  it "returns true if passed :topaz and RUBY_NAME == 'topaz'" do
+    Object.const_set :RUBY_NAME, 'topaz'
+    PlatformGuard.implementation?(:topaz).should == true
+  end
+
+  it "returns true if passed :ruby and RUBY_NAME matches /^ruby/" do
+    Object.const_set :RUBY_NAME, 'ruby'
+    PlatformGuard.implementation?(:ruby).should == true
+
+    Object.const_set :RUBY_NAME, 'ruby1.8'
+    PlatformGuard.implementation?(:ruby).should == true
+
+    Object.const_set :RUBY_NAME, 'ruby1.9'
+    PlatformGuard.implementation?(:ruby).should == true
+  end
+
+  it "raises an error when passed an unrecognized name" do
+    Object.const_set :RUBY_NAME, 'ruby'
+    lambda {
+      PlatformGuard.implementation?(:python)
+    }.should raise_error(/unknown implementation/)
+  end
+end
+
+describe PlatformGuard, ".standard?" do
+  it "returns true if implementation? returns true" do
+    PlatformGuard.should_receive(:implementation?).with(:ruby).and_return(true)
+    PlatformGuard.standard?.should be_true
+  end
+
+  it "returns false if implementation? returns false" do
+    PlatformGuard.should_receive(:implementation?).with(:ruby).and_return(false)
+    PlatformGuard.standard?.should be_false
+  end
+end
+
+describe PlatformGuard, ".wordsize?" do
+  it "returns true when arg is 32 and 1.size is 4" do
+    PlatformGuard.wordsize?(32).should == (1.size == 4)
+  end
+
+  it "returns true when arg is 64 and 1.size is 8" do
+    PlatformGuard.wordsize?(64).should == (1.size == 8)
+  end
+end
+
+describe PlatformGuard, ".os?" do
+  before :each do
+    stub_const 'PlatformGuard::HOST_OS', 'solarce'
+  end
+
+  it "returns false when arg does not match the platform" do
+    PlatformGuard.os?(:ruby).should == false
+  end
+
+  it "returns false when no arg matches the platform" do
+    PlatformGuard.os?(:ruby, :jruby, :rubinius, :maglev).should == false
+  end
+
+  it "returns true when arg matches the platform" do
+    PlatformGuard.os?(:solarce).should == true
+  end
+
+  it "returns true when any arg matches the platform" do
+    PlatformGuard.os?(:ruby, :jruby, :solarce, :rubinius, :maglev).should == true
+  end
+
+  it "returns true when arg is :windows and the platform contains 'mswin'" do
+    stub_const 'PlatformGuard::HOST_OS', 'mswin32'
+    PlatformGuard.os?(:windows).should == true
+  end
+
+  it "returns true when arg is :windows and the platform contains 'mingw'" do
+    stub_const 'PlatformGuard::HOST_OS', 'i386-mingw32'
+    PlatformGuard.os?(:windows).should == true
+  end
+
+  it "returns false when arg is not :windows and RbConfig::CONFIG['host_os'] contains 'mswin'" do
+    stub_const 'PlatformGuard::HOST_OS', 'i386-mswin32'
+    PlatformGuard.os?(:linux).should == false
+  end
+
+  it "returns false when arg is not :windows and RbConfig::CONFIG['host_os'] contains 'mingw'" do
+    stub_const 'PlatformGuard::HOST_OS', 'i386-mingw32'
+    PlatformGuard.os?(:linux).should == false
+  end
+end
+
+describe PlatformGuard, ".os? on JRuby" do
+  before :all do
+    @verbose = $VERBOSE
+    $VERBOSE = nil
+  end
+
+  after :all do
+    $VERBOSE = @verbose
+  end
+
+  before :each do
+    @ruby_platform = Object.const_get :RUBY_PLATFORM
+    Object.const_set :RUBY_PLATFORM, 'java'
+  end
+
+  after :each do
+    Object.const_set :RUBY_PLATFORM, @ruby_platform
+  end
+
+  it "raises an error when testing for a :java platform" do
+    lambda {
+      PlatformGuard.os?(:java)
+    }.should raise_error(":java is not a valid OS")
+  end
+
+  it "returns true when arg is :windows and RUBY_PLATFORM contains 'java' and os?(:windows) is true" do
+    stub_const 'PlatformGuard::HOST_OS', 'mswin32'
+    PlatformGuard.os?(:windows).should == true
+  end
+
+  it "returns true when RUBY_PLATFORM contains 'java' and os?(argument) is true" do
+    stub_const 'PlatformGuard::HOST_OS', 'amiga'
+    PlatformGuard.os?(:amiga).should == true
+  end
+end
+
+describe PlatformGuard, ".os?" do
+  before :each do
+    stub_const 'PlatformGuard::HOST_OS', 'unreal'
+  end
+
+  it "returns true if argument matches RbConfig::CONFIG['host_os']" do
+    PlatformGuard.os?(:unreal).should == true
+  end
+
+  it "returns true if any argument matches RbConfig::CONFIG['host_os']" do
+    PlatformGuard.os?(:bsd, :unreal, :amiga).should == true
+  end
+
+  it "returns false if no argument matches RbConfig::CONFIG['host_os']" do
+    PlatformGuard.os?(:bsd, :netbsd, :amiga, :msdos).should == false
+  end
+
+  it "returns false if argument does not match RbConfig::CONFIG['host_os']" do
+    PlatformGuard.os?(:amiga).should == false
+  end
+
+  it "returns true when arg is :windows and RbConfig::CONFIG['host_os'] contains 'mswin'" do
+    stub_const 'PlatformGuard::HOST_OS', 'i386-mswin32'
+    PlatformGuard.os?(:windows).should == true
+  end
+
+  it "returns true when arg is :windows and RbConfig::CONFIG['host_os'] contains 'mingw'" do
+    stub_const 'PlatformGuard::HOST_OS', 'i386-mingw32'
+    PlatformGuard.os?(:windows).should == true
+  end
+
+  it "returns false when arg is not :windows and RbConfig::CONFIG['host_os'] contains 'mswin'" do
+    stub_const 'PlatformGuard::HOST_OS', 'i386-mingw32'
+    PlatformGuard.os?(:linux).should == false
+  end
+
+  it "returns false when arg is not :windows and RbConfig::CONFIG['host_os'] contains 'mingw'" do
+    stub_const 'PlatformGuard::HOST_OS', 'i386-mingw32'
+    PlatformGuard.os?(:linux).should == false
+  end
+end
+
+describe PlatformGuard, ".windows?" do
+  it "returns true on windows" do
+    stub_const 'PlatformGuard::HOST_OS', 'i386-mingw32'
+    PlatformGuard.windows?.should == true
+  end
+
+  it "returns false on non-windows" do
+    stub_const 'PlatformGuard::HOST_OS', 'i586-linux'
+    PlatformGuard.windows?.should == false
+  end
+end
-- 
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