1 files changed, 173 insertions, 0 deletions
diff --git a/spec/bundler/bundler/cli_spec.rb b/spec/bundler/bundler/cli_spec.rb
new file mode 100644
index 0000000000..c82d46587e
--- /dev/null
+++ b/spec/bundler/bundler/cli_spec.rb
@@ -0,0 +1,173 @@
+# frozen_string_literal: true
+
+require "bundler/cli"
+
+RSpec.describe "bundle executable" do
+  it "returns non-zero exit status when passed unrecognized options" do
+    bundle "--invalid_argument"
+    expect(exitstatus).to_not be_zero if exitstatus
+  end
+
+  it "returns non-zero exit status when passed unrecognized task" do
+    bundle "unrecognized-task"
+    expect(exitstatus).to_not be_zero if exitstatus
+  end
+
+  it "looks for a binary and executes it if it's named bundler-<task>" do
+    File.open(tmp("bundler-testtasks"), "w", 0o755) do |f|
+      ruby = ENV["BUNDLE_RUBY"] || "/usr/bin/env ruby"
+      f.puts "#!#{ruby}\nputs 'Hello, world'\n"
+    end
+
+    with_path_added(tmp) do
+      bundle "testtasks"
+    end
+
+    expect(exitstatus).to be_zero if exitstatus
+    expect(out).to eq("Hello, world")
+  end
+
+  context "with no arguments" do
+    it "prints a concise help message", :bundler => "2" do
+      bundle! ""
+      expect(last_command.stderr).to be_empty
+      expect(last_command.stdout).to include("Bundler version #{Bundler::VERSION}").
+        and include("\n\nBundler commands:\n\n").
+        and include("\n\n  Primary commands:\n").
+        and include("\n\n  Utilities:\n").
+        and include("\n\nOptions:\n")
+    end
+  end
+
+  context "when ENV['BUNDLE_GEMFILE'] is set to an empty string" do
+    it "ignores it" do
+      gemfile bundled_app("Gemfile"), <<-G
+        source "file://#{gem_repo1}"
+        gem 'rack'
+      G
+
+      bundle :install, :env => { "BUNDLE_GEMFILE" => "" }
+
+      expect(the_bundle).to include_gems "rack 1.0.0"
+    end
+  end
+
+  context "when ENV['RUBYGEMS_GEMDEPS'] is set" do
+    it "displays a warning" do
+      gemfile bundled_app("Gemfile"), <<-G
+        source "file://#{gem_repo1}"
+        gem 'rack'
+      G
+
+      bundle :install, :env => { "RUBYGEMS_GEMDEPS" => "foo" }
+      expect(out).to include("RUBYGEMS_GEMDEPS")
+      expect(out).to include("conflict with Bundler")
+
+      bundle :install, :env => { "RUBYGEMS_GEMDEPS" => "" }
+      expect(out).not_to include("RUBYGEMS_GEMDEPS")
+    end
+  end
+
+  context "with --verbose" do
+    it "prints the running command" do
+      gemfile ""
+      bundle! "info bundler", :verbose => true
+      expect(last_command.stdout).to start_with("Running `bundle info bundler --verbose` with bundler #{Bundler::VERSION}")
+    end
+
+    it "doesn't print defaults" do
+      install_gemfile! "", :verbose => true
+      expect(last_command.stdout).to start_with("Running `bundle install --retry 0 --verbose` with bundler #{Bundler::VERSION}")
+    end
+
+    it "doesn't print defaults" do
+      install_gemfile! "", :verbose => true
+      expect(last_command.stdout).to start_with("Running `bundle install --retry 0 --verbose` with bundler #{Bundler::VERSION}")
+    end
+  end
+
+  describe "printing the outdated warning" do
+    shared_examples_for "no warning" do
+      it "prints no warning" do
+        bundle "fail"
+        expect(last_command.stdboth).to eq("Could not find command \"fail\".")
+      end
+    end
+
+    let(:bundler_version) { "1.1" }
+    let(:latest_version) { nil }
+    before do
+      bundle! "config --global disable_version_check false"
+
+      simulate_bundler_version(bundler_version)
+      if latest_version
+        info_path = home(".bundle/cache/compact_index/rubygems.org.443.29b0360b937aa4d161703e6160654e47/info/bundler")
+        info_path.parent.mkpath
+        info_path.open("w") {|f| f.write "#{latest_version}\n" }
+      end
+    end
+
+    context "when there is no latest version" do
+      include_examples "no warning"
+    end
+
+    context "when the latest version is equal to the current version" do
+      let(:latest_version) { bundler_version }
+      include_examples "no warning"
+    end
+
+    context "when the latest version is less than the current version" do
+      let(:latest_version) { "0.9" }
+      include_examples "no warning"
+    end
+
+    context "when the latest version is greater than the current version" do
+      let(:latest_version) { "222.0" }
+      it "prints the version warning" do
+        bundle "fail"
+        expect(last_command.stdout).to start_with(<<-EOS.strip)
+The latest bundler is #{latest_version}, but you are currently running #{bundler_version}.
+To install the latest version, run `gem install bundler`
+        EOS
+      end
+
+      context "and disable_version_check is set" do
+        before { bundle! "config disable_version_check true" }
+        include_examples "no warning"
+      end
+
+      context "running a parseable command" do
+        it "prints no warning" do
+          bundle! "config --parseable foo"
+          expect(last_command.stdboth).to eq ""
+
+          bundle "platform --ruby"
+          expect(last_command.stdboth).to eq "Could not locate Gemfile"
+        end
+      end
+
+      context "and is a pre-release" do
+        let(:latest_version) { "222.0.0.pre.4" }
+        it "prints the version warning" do
+          bundle "fail"
+          expect(last_command.stdout).to start_with(<<-EOS.strip)
+The latest bundler is #{latest_version}, but you are currently running #{bundler_version}.
+To install the latest version, run `gem install bundler --pre`
+          EOS
+        end
+      end
+    end
+  end
+end
+
+RSpec.describe "bundler executable" do
+  it "shows the bundler version just as the `bundle` executable does", :bundler => "< 2" do
+    bundler "--version"
+    expect(out).to eq("Bundler version #{Bundler::VERSION}")
+  end
+
+  it "shows the bundler version just as the `bundle` executable does", :bundler => "2" do
+    bundler "--version"
+    expect(out).to eq(Bundler::VERSION)
+  end
+end