From f44dac89356d648a2b3a4249e232a76b82e6275b Mon Sep 17 00:00:00 2001
From: Jamis Buck <jamis@37signals.com>
Date: Sat, 13 Aug 2005 18:36:02 +0000
Subject: Works with public keys now, for passwordless operation

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@2000 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 switchtower/test/scm/subversion_test.rb |  20 +-----
 switchtower/test/ssh_test.rb            | 104 ++++++++++++++++++++++++++++++++
 switchtower/test/utils.rb               |  36 +++++++++++
 3 files changed, 141 insertions(+), 19 deletions(-)
 create mode 100644 switchtower/test/ssh_test.rb
 create mode 100644 switchtower/test/utils.rb

(limited to 'switchtower/test')

diff --git a/switchtower/test/scm/subversion_test.rb b/switchtower/test/scm/subversion_test.rb
index 47942d9b9c..fa65714b6b 100644
--- a/switchtower/test/scm/subversion_test.rb
+++ b/switchtower/test/scm/subversion_test.rb
@@ -1,28 +1,10 @@
 $:.unshift File.dirname(__FILE__) + "/../../lib"
 
+require File.dirname(__FILE__) + "/../utils"
 require 'test/unit'
 require 'switchtower/scm/subversion'
 
 class ScmSubversionTest < Test::Unit::TestCase
-  class MockLogger
-    def info(msg,pfx=nil) end
-    def debug(msg,pfx=nil) end
-  end
-
-  class MockConfiguration < Hash
-    def logger
-      @logger ||= MockLogger.new
-    end
-
-    def method_missing(sym, *args)
-      if args.length == 0
-        self[sym]
-      else
-        super
-      end
-    end
-  end
-
   class SubversionTest < SwitchTower::SCM::Subversion
     attr_accessor :story
     attr_reader   :last_path
diff --git a/switchtower/test/ssh_test.rb b/switchtower/test/ssh_test.rb
new file mode 100644
index 0000000000..60e791beb3
--- /dev/null
+++ b/switchtower/test/ssh_test.rb
@@ -0,0 +1,104 @@
+$:.unshift File.dirname(__FILE__) + "/../lib"
+
+require File.dirname(__FILE__) + "/utils"
+require 'test/unit'
+require 'switchtower/ssh'
+
+class SSHTest < Test::Unit::TestCase
+  class MockSSH
+    AuthenticationFailed = Net::SSH::AuthenticationFailed
+
+    class <<self
+      attr_accessor :story
+      attr_accessor :invocations
+    end
+
+    def self.start(server, opts, &block)
+      @invocations << [server, opts, block]
+      err = story.shift
+      raise err if err
+    end
+  end
+
+  def setup
+    @config = MockConfiguration.new
+    @config[:user] = 'demo'
+    @config[:password] = 'c0c0nutfr0st1ng'
+    MockSSH.story = []
+    MockSSH.invocations = []
+  end
+
+  def test_publickey_auth_succeeds_default_port_no_block
+    Net.const_during(:SSH, MockSSH) do
+      SwitchTower::SSH.connect('demo.server.i', @config)
+    end
+
+    assert_equal 1, MockSSH.invocations.length
+    assert_equal 'demo.server.i', MockSSH.invocations.first[0]
+    assert_equal 22, MockSSH.invocations.first[1][:port]
+    assert_equal 'demo', MockSSH.invocations.first[1][:username]
+    assert_nil MockSSH.invocations.first[1][:password]
+    assert_equal %w(publickey hostbased),
+      MockSSH.invocations.first[1][:auth_methods]
+    assert_nil MockSSH.invocations.first[2]
+  end
+
+  def test_publickey_auth_succeeds_explicit_port_no_block
+    Net.const_during(:SSH, MockSSH) do
+      SwitchTower::SSH.connect('demo.server.i', @config, 23)
+    end
+
+    assert_equal 1, MockSSH.invocations.length
+    assert_equal 23, MockSSH.invocations.first[1][:port]
+    assert_nil MockSSH.invocations.first[2]
+  end
+
+  def test_publickey_auth_succeeds_with_block
+    Net.const_during(:SSH, MockSSH) do
+      SwitchTower::SSH.connect('demo.server.i', @config) do |session|
+      end
+    end
+
+    assert_equal 1, MockSSH.invocations.length
+    assert_instance_of Proc, MockSSH.invocations.first[2]
+  end
+
+  def test_publickey_auth_fails
+    MockSSH.story << Net::SSH::AuthenticationFailed
+
+    Net.const_during(:SSH, MockSSH) do
+      SwitchTower::SSH.connect('demo.server.i', @config)
+    end
+
+    assert_equal 2, MockSSH.invocations.length
+
+    assert_nil MockSSH.invocations.first[1][:password]
+    assert_equal %w(publickey hostbased),
+      MockSSH.invocations.first[1][:auth_methods]
+
+    assert_equal 'c0c0nutfr0st1ng', MockSSH.invocations.last[1][:password]
+    assert_equal %w(password keyboard-interactive),
+      MockSSH.invocations.last[1][:auth_methods]
+  end
+
+  def test_password_auth_fails
+    MockSSH.story << Net::SSH::AuthenticationFailed
+    MockSSH.story << Net::SSH::AuthenticationFailed
+
+    Net.const_during(:SSH, MockSSH) do
+      assert_raises(Net::SSH::AuthenticationFailed) do
+        SwitchTower::SSH.connect('demo.server.i', @config)
+      end
+    end
+
+    assert_equal 2, MockSSH.invocations.length
+
+    assert_nil MockSSH.invocations.first[1][:password]
+    assert_equal %w(publickey hostbased),
+      MockSSH.invocations.first[1][:auth_methods]
+
+    assert_equal 'c0c0nutfr0st1ng', MockSSH.invocations.last[1][:password]
+    assert_equal %w(password keyboard-interactive),
+      MockSSH.invocations.last[1][:auth_methods]
+  end
+end
diff --git a/switchtower/test/utils.rb b/switchtower/test/utils.rb
new file mode 100644
index 0000000000..b483f0c005
--- /dev/null
+++ b/switchtower/test/utils.rb
@@ -0,0 +1,36 @@
+class Module
+  def const_during(constant, value)
+    if const_defined?(constant)
+      overridden = true
+      saved = const_get(constant)
+      remove_const(constant)
+    end
+
+    const_set(constant, value)
+    yield
+  ensure
+    if overridden
+      remove_const(constant)
+      const_set(constant, saved)
+    end
+  end
+end
+
+class MockLogger
+  def info(msg,pfx=nil) end
+  def debug(msg,pfx=nil) end
+end
+
+class MockConfiguration < Hash
+  def logger
+    @logger ||= MockLogger.new
+  end
+
+  def method_missing(sym, *args)
+    if args.length == 0
+      self[sym]
+    else
+      super
+    end
+  end
+end
-- 
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