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require 'helper'
module SSHKit
class TestHost < UnitTest
def test_raises_on_unparsable_string
assert_raises UnparsableHostStringError do
Host.new(":@hello@:")
end
end
def test_regular_hosts
h = Host.new 'example.com'
assert_equal 'example.com', h.hostname
end
def test_ipv4_with_username_and_port
h = Host.new 'user@127.0.0.1:2222'
assert_equal 2222, h.port
assert_equal 'user', h.username
assert_equal '127.0.0.1', h.hostname
end
def test_host_with_port
h = Host.new 'example.com:2222'
assert_equal 2222, h.port
assert_equal 'example.com', h.hostname
end
def test_custom_host_with_port
h = Host.new 'db:22'
assert_equal 22, h.port
assert_equal 'db', h.hostname
end
def test_host_with_username
h = Host.new 'root@example.com'
assert_equal 'root', h.username
assert_equal 'example.com', h.hostname
end
def test_host_with_username_and_port
h = Host.new 'user@example.com:123'
assert_equal 123, h.port
assert_equal 'user', h.username
assert_equal 'example.com', h.hostname
end
def test_host_local
h = Host.new :local
assert h.local?
assert_nil h.port
username_candidates = ENV['USER'] || ENV['LOGNAME'] || ENV['USERNAME']
assert_equal username_candidates, h.username
assert_equal 'localhost', h.hostname
end
def test_ipv6_without_brackets
h = Host.new '1fff:0:a88:85a3::ac1f'
assert_nil h.port
assert_equal '1fff:0:a88:85a3::ac1f', h.hostname
end
def test_does_not_confuse_ipv6_hosts_with_port_specification
h = Host.new '[1fff:0:a88:85a3::ac1f]:8001'
assert_equal 8001, h.port
assert_equal '1fff:0:a88:85a3::ac1f', h.hostname
end
def test_does_not_confuse_ipv6_hosts_without_port_specification
h = Host.new '[2001:db8:85a3:8d3:1319:8a2e:370:7348]'
assert_equal '2001:db8:85a3:8d3:1319:8a2e:370:7348', h.hostname
end
def testing_host_casting_to_a_string
assert_equal "example.com", Host.new('user@example.com:1234').to_s
end
def test_assert_hosts_hash_equally
assert_equal Host.new('example.com').hash, Host.new('example.com').hash
end
def test_assert_hosts_compare_equal
h1 = Host.new('example.com')
h2 = Host.new('example.com')
assert h1 == h2
assert h1.eql? h2
assert h1.equal? h2
end
def test_arbitrary_host_properties
h = Host.new('example.com')
assert_nil h.properties.roles
assert h.properties.roles = [:web, :app]
assert_equal [:web, :app], h.properties.roles
end
def test_setting_up_a_host_with_a_hash
h = Host.new(hostname: 'example.com', port: 1234, key: "~/.ssh/example_com.key")
assert_equal "example.com", h.hostname
assert_equal 1234, h.port
assert_equal "~/.ssh/example_com.key", h.keys.first
end
def test_setting_up_a_host_with_a_hash_raises_on_unknown_keys
assert_raises ArgumentError do
Host.new({this_key_doesnt_exist: nil})
end
end
def test_turning_a_host_into_ssh_options
Host.new('someuser@example.com:2222').tap do |host|
host.password = "andthisdoesntevenmakeanysense"
host.keys = ["~/.ssh/some_key_here"]
host.netssh_options.tap do |sho|
assert_equal 2222, sho.fetch(:port)
assert_equal 'andthisdoesntevenmakeanysense', sho.fetch(:password)
assert_equal ['~/.ssh/some_key_here'], sho.fetch(:keys)
end
end
end
def test_host_ssh_options_are_simply_missing_when_they_have_no_value
Host.new('my_config_is_in_the_ssh_config_file').tap do |host|
host.netssh_options.tap do |sho|
refute sho.has_key?(:port)
refute sho.has_key?(:password)
refute sho.has_key?(:keys)
refute sho.has_key?(:user)
end
end
end
def test_turning_a_host_into_ssh_options_when_extra_options_are_set
ssh_options = {
port: 3232,
keys: %w(/home/user/.ssh/id_rsa),
forward_agent: false,
auth_methods: %w(publickey password)
}
Host.new('someuser@example.com:2222').tap do |host|
host.password = "andthisdoesntevenmakeanysense"
host.keys = ["~/.ssh/some_key_here"]
host.ssh_options = ssh_options
host.netssh_options.tap do |sho|
assert_equal 3232, sho.fetch(:port)
assert_equal 'andthisdoesntevenmakeanysense', sho.fetch(:password)
assert_equal %w(/home/user/.ssh/id_rsa), sho.fetch(:keys)
assert_equal false, sho.fetch(:forward_agent)
assert_equal %w(publickey password), sho.fetch(:auth_methods)
end
end
end
def test_transfer_method_defaults_to_nil
host = Host.new 'example.com'
assert_nil host.transfer_method
end
def test_transfer_method_can_be_configured
host = Host.new 'example.com'
host.transfer_method = :scp
assert_equal :scp, host.transfer_method
host.transfer_method = :sftp
assert_equal :sftp, host.transfer_method
host.transfer_method = nil
assert_nil host.transfer_method
end
def test_transfer_method_prohibits_invalid_values
host = Host.new 'example.com'
error = assert_raises ArgumentError do
host.transfer_method = :nope
end
assert_match ":nope is not a valid transfer method", error.message
end
end
end
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