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