1 files changed, 265 insertions, 0 deletions
diff --git a/spec/bundler/install/gemfile/platform_spec.rb b/spec/bundler/install/gemfile/platform_spec.rb
new file mode 100644
index 0000000000..c6eaec7ca6
--- /dev/null
+++ b/spec/bundler/install/gemfile/platform_spec.rb
@@ -0,0 +1,265 @@
+# frozen_string_literal: true
+require "spec_helper"
+
+RSpec.describe "bundle install across platforms" do
+  it "maintains the same lockfile if all gems are compatible across platforms" do
+    lockfile <<-G
+      GEM
+        remote: file:#{gem_repo1}/
+        specs:
+          rack (0.9.1)
+
+      PLATFORMS
+        #{not_local}
+
+      DEPENDENCIES
+        rack
+    G
+
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+
+      gem "rack"
+    G
+
+    expect(the_bundle).to include_gems "rack 0.9.1"
+  end
+
+  it "pulls in the correct platform specific gem" do
+    lockfile <<-G
+      GEM
+        remote: file:#{gem_repo1}
+        specs:
+          platform_specific (1.0)
+          platform_specific (1.0-java)
+          platform_specific (1.0-x86-mswin32)
+
+      PLATFORMS
+        ruby
+
+      DEPENDENCIES
+        platform_specific
+    G
+
+    simulate_platform "java"
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+
+      gem "platform_specific"
+    G
+
+    expect(the_bundle).to include_gems "platform_specific 1.0 JAVA"
+  end
+
+  it "works with gems that have different dependencies" do
+    simulate_platform "java"
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+
+      gem "nokogiri"
+    G
+
+    expect(the_bundle).to include_gems "nokogiri 1.4.2 JAVA", "weakling 0.0.3"
+
+    simulate_new_machine
+
+    simulate_platform "ruby"
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+
+      gem "nokogiri"
+    G
+
+    expect(the_bundle).to include_gems "nokogiri 1.4.2"
+    expect(the_bundle).not_to include_gems "weakling"
+  end
+
+  it "works the other way with gems that have different dependencies" do
+    simulate_platform "ruby"
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+
+      gem "nokogiri"
+    G
+
+    simulate_platform "java"
+    bundle "install"
+
+    expect(the_bundle).to include_gems "nokogiri 1.4.2 JAVA", "weakling 0.0.3"
+  end
+
+  it "works with gems that have extra platform-specific runtime dependencies" do
+    simulate_platform x64_mac
+
+    update_repo2 do
+      build_gem "facter", "2.4.6"
+      build_gem "facter", "2.4.6" do |s|
+        s.platform = "universal-darwin"
+        s.add_runtime_dependency "CFPropertyList"
+      end
+      build_gem "CFPropertyList"
+    end
+
+    install_gemfile! <<-G
+      source "file://#{gem_repo2}"
+
+      gem "facter"
+    G
+
+    expect(out).to include "Unable to use the platform-specific (universal-darwin) version of facter (2.4.6) " \
+      "because it has different dependencies from the ruby version. " \
+      "To use the platform-specific version of the gem, run `bundle config specific_platform true` and install again."
+
+    expect(the_bundle).to include_gem "facter 2.4.6"
+    expect(the_bundle).not_to include_gem "CFPropertyList"
+  end
+
+  it "fetches gems again after changing the version of Ruby" do
+    gemfile <<-G
+      source "file://#{gem_repo1}"
+
+      gem "rack", "1.0.0"
+    G
+
+    bundle "install --path vendor/bundle"
+
+    new_version = Gem::ConfigMap[:ruby_version] == "1.8" ? "1.9.1" : "1.8"
+    FileUtils.mv(vendored_gems, bundled_app("vendor/bundle", Gem.ruby_engine, new_version))
+
+    bundle "install --path vendor/bundle"
+    expect(vendored_gems("gems/rack-1.0.0")).to exist
+  end
+end
+
+RSpec.describe "bundle install with platform conditionals" do
+  it "installs gems tagged w/ the current platforms" do
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+
+      platforms :#{local_tag} do
+        gem "nokogiri"
+      end
+    G
+
+    expect(the_bundle).to include_gems "nokogiri 1.4.2"
+  end
+
+  it "does not install gems tagged w/ another platforms" do
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+      gem "rack"
+      platforms :#{not_local_tag} do
+        gem "nokogiri"
+      end
+    G
+
+    expect(the_bundle).to include_gems "rack 1.0"
+    expect(the_bundle).not_to include_gems "nokogiri 1.4.2"
+  end
+
+  it "installs gems tagged w/ the current platforms inline" do
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+      gem "nokogiri", :platforms => :#{local_tag}
+    G
+    expect(the_bundle).to include_gems "nokogiri 1.4.2"
+  end
+
+  it "does not install gems tagged w/ another platforms inline" do
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+      gem "rack"
+      gem "nokogiri", :platforms => :#{not_local_tag}
+    G
+    expect(the_bundle).to include_gems "rack 1.0"
+    expect(the_bundle).not_to include_gems "nokogiri 1.4.2"
+  end
+
+  it "installs gems tagged w/ the current platform inline" do
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+      gem "nokogiri", :platform => :#{local_tag}
+    G
+    expect(the_bundle).to include_gems "nokogiri 1.4.2"
+  end
+
+  it "doesn't install gems tagged w/ another platform inline" do
+    install_gemfile <<-G
+      source "file://#{gem_repo1}"
+      gem "nokogiri", :platform => :#{not_local_tag}
+    G
+    expect(the_bundle).not_to include_gems "nokogiri 1.4.2"
+  end
+
+  it "does not blow up on sources with all platform-excluded specs" do
+    build_git "foo"
+
+    install_gemfile <<-G
+      platform :#{not_local_tag} do
+        gem "foo", :git => "#{lib_path("foo-1.0")}"
+      end
+    G
+
+    bundle :show
+    expect(exitstatus).to eq(0) if exitstatus
+  end
+
+  it "does not attempt to install gems from :rbx when using --local" do
+    simulate_platform "ruby"
+    simulate_ruby_engine "ruby"
+
+    gemfile <<-G
+      source "file://#{gem_repo1}"
+      gem "some_gem", :platform => :rbx
+    G
+
+    bundle "install --local"
+    expect(out).not_to match(/Could not find gem 'some_gem/)
+  end
+
+  it "does not attempt to install gems from other rubies when using --local" do
+    simulate_platform "ruby"
+    simulate_ruby_engine "ruby"
+    other_ruby_version_tag = RUBY_VERSION =~ /^1\.8/ ? :ruby_19 : :ruby_18
+
+    gemfile <<-G
+      source "file://#{gem_repo1}"
+      gem "some_gem", platform: :#{other_ruby_version_tag}
+    G
+
+    bundle "install --local"
+    expect(out).not_to match(/Could not find gem 'some_gem/)
+  end
+
+  it "prints a helpful warning when a dependency is unused on any platform" do
+    simulate_platform "ruby"
+    simulate_ruby_engine "ruby"
+
+    gemfile <<-G
+      source "file://#{gem_repo1}"
+
+      gem "rack", :platform => [:mingw, :mswin, :x64_mingw, :jruby]
+    G
+
+    bundle! "install"
+
+    expect(out).to include <<-O.strip
+The dependency #{Gem::Dependency.new("rack", ">= 0")} will be unused by any of the platforms Bundler is installing for. Bundler is installing for ruby but the dependency is only for x86-mingw32, x86-mswin32, x64-mingw32, java. To add those platforms to the bundle, run `bundle lock --add-platform x86-mingw32 x86-mswin32 x64-mingw32 java`.
+    O
+  end
+end
+
+RSpec.describe "when a gem has no architecture" do
+  it "still installs correctly" do
+    simulate_platform mswin
+
+    gemfile <<-G
+      # Try to install gem with nil arch
+      source "http://localgemserver.test/"
+      gem "rcov"
+    G
+
+    bundle :install, :artifice => "windows"
+    expect(the_bundle).to include_gems "rcov 1.0.0"
+  end
+end