homebrew-cask/test/plist/parser_test.rb

107 lines
2.7 KiB
Ruby

require 'test_helper'
describe Plist do
it 'parses some hdiutil output okay' do
hdiutil_output = <<-HDIUTILOUTPUT
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>system-entities</key>
<array>
<dict>
<key>content-hint</key>
<string>Apple_partition_map</string>
<key>dev-entry</key>
<string>/dev/disk3s1</string>
<key>potentially-mountable</key>
<false/>
<key>unmapped-content-hint</key>
<string>Apple_partition_map</string>
</dict>
<dict>
<key>content-hint</key>
<string>Apple_partition_scheme</string>
<key>dev-entry</key>
<string>/dev/disk3</string>
<key>potentially-mountable</key>
<false/>
<key>unmapped-content-hint</key>
<string>Apple_partition_scheme</string>
</dict>
<dict>
<key>content-hint</key>
<string>Apple_HFS</string>
<key>dev-entry</key>
<string>/dev/disk3s2</string>
<key>mount-point</key>
<string>/private/tmp/dmg.BhfS2g</string>
<key>potentially-mountable</key>
<true/>
<key>unmapped-content-hint</key>
<string>Apple_HFS</string>
<key>volume-kind</key>
<string>hfs</string>
</dict>
</array>
</dict>
</plist>
HDIUTILOUTPUT
parsed = Plist.parse_xml(hdiutil_output)
parsed.keys.must_equal ['system-entities']
parsed['system-entities'].length.must_equal 3
parsed['system-entities'].map { |e| e['dev-entry'] }.must_equal %w[
/dev/disk3s1
/dev/disk3
/dev/disk3s2
]
end
it 'can ignore garbage output before xml starts' do
hdiutil_output = <<-HDIUTILOUTPUT
Hello there! I am in no way XML am I?!?!
That's a little silly... you were expexting XML here!
What is a parser to do?
Hopefully <not> explode!
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>system-entities</key>
<array>
<dict>
<key>content-hint</key>
<string>Apple_HFS</string>
<key>dev-entry</key>
<string>/dev/disk3s2</string>
<key>mount-point</key>
<string>/private/tmp/dmg.BhfS2g</string>
<key>potentially-mountable</key>
<true/>
<key>unmapped-content-hint</key>
<string>Apple_HFS</string>
<key>volume-kind</key>
<string>hfs</string>
</dict>
</array>
</dict>
</plist>
HDIUTILOUTPUT
parsed = Plist.parse_xml(hdiutil_output)
parsed.keys.must_equal ['system-entities']
parsed['system-entities'].length.must_equal 1
end
it 'does not choke on empty input' do
Plist.parse_xml('').must_equal {}
end
end