Add support for page margins to worksheet.

1 files changed, 105 insertions, 0 deletions

diff --git a/test/workbook/worksheet/tc_page_margins.rb b/test/workbook/worksheet/tc_page_margins.rb
new file mode 100644
index 00000000..6f2e6fdb
--- /dev/null
+++ b/test/workbook/worksheet/tc_page_margins.rb
@@ -0,0 +1,105 @@
+require 'test/unit'
+require 'axlsx.rb'
+
+class TestPageMargins < Test::Unit::TestCase
+
+  def setup
+    p = Axlsx::Package.new
+    ws = p.workbook.add_worksheet :name=>"hmmm"
+    @pm = ws.page_margins
+  end
+  
+  def test_initialize
+    assert_equal(false, @pm.custom_margins_specified?)
+    assert_equal(Axlsx::PageMargins::DEFAULT_LEFT_RIGHT, @pm.left)
+    assert_equal(Axlsx::PageMargins::DEFAULT_LEFT_RIGHT, @pm.right)
+    assert_equal(Axlsx::PageMargins::DEFAULT_TOP_BOTTOM, @pm.top)
+    assert_equal(Axlsx::PageMargins::DEFAULT_TOP_BOTTOM, @pm.bottom)
+    assert_equal(Axlsx::PageMargins::DEFAULT_HEADER_FOOTER, @pm.header)
+    assert_equal(Axlsx::PageMargins::DEFAULT_HEADER_FOOTER, @pm.footer)
+  end
+  
+  def test_custom_margins_specified
+    @pm.left = 0.5
+    assert(@pm.custom_margins_specified?)
+  end
+
+  def test_set_all_values
+    @pm.set(:left => 1.1, :right => 1.2, :top => 1.3, :bottom => 1.4, :header => 0.8, :footer => 0.9)
+    assert(@pm.custom_margins_specified?)
+    assert_equal(1.1, @pm.left)
+    assert_equal(1.2, @pm.right)
+    assert_equal(1.3, @pm.top)
+    assert_equal(1.4, @pm.bottom)
+    assert_equal(0.8, @pm.header)
+    assert_equal(0.9, @pm.footer)
+  end
+
+  def test_set_some_values
+    @pm.set(:left => 1.1, :right => 1.2)
+    assert(@pm.custom_margins_specified?)
+    assert_equal(1.1, @pm.left)
+    assert_equal(1.2, @pm.right)
+    assert_equal(Axlsx::PageMargins::DEFAULT_TOP_BOTTOM, @pm.top)
+    assert_equal(Axlsx::PageMargins::DEFAULT_TOP_BOTTOM, @pm.bottom)
+    assert_equal(Axlsx::PageMargins::DEFAULT_HEADER_FOOTER, @pm.header)
+    assert_equal(Axlsx::PageMargins::DEFAULT_HEADER_FOOTER, @pm.footer)
+  end
+  
+  def test_to_xml
+    @pm.left = 1.1
+    @pm.right = 1.2
+    @pm.top = 1.3
+    @pm.bottom = 1.4
+    @pm.header = 0.8
+    @pm.footer = 0.9
+    xml = Nokogiri::XML::Builder.new
+    @pm.to_xml(xml)
+    doc = Nokogiri::XML.parse(xml.to_xml)
+    assert_equal(1, doc.xpath(".//pageMargins[@left=1.1][@right=1.2][@top=1.3][@bottom=1.4][@header=0.8][@footer=0.9]").size)
+  end
+      
+  def test_to_xml_is_noop_unless_custom_margins_specified
+    assert_equal(false, @pm.custom_margins_specified?)
+    xml = Nokogiri::XML::Builder.new
+    @pm.to_xml(xml)
+    doc = Nokogiri::XML.parse(xml.to_xml)
+    assert_equal(0, doc.children.size)
+  end
+  
+  def test_left
+    assert_raise(ArgumentError) { @pm.left = -1.2 }
+    assert_nothing_raised { @pm.left = 1.5 }
+    assert_equal(@pm.left, 1.5)
+  end
+
+  def test_right
+    assert_raise(ArgumentError) { @pm.right = -1.2 }
+    assert_nothing_raised { @pm.right = 1.5 }
+    assert_equal(@pm.right, 1.5)
+  end
+
+  def test_top
+    assert_raise(ArgumentError) { @pm.top = -1.2 }
+    assert_nothing_raised { @pm.top = 1.5 }
+    assert_equal(@pm.top, 1.5)
+  end
+
+  def test_bottom
+    assert_raise(ArgumentError) { @pm.bottom = -1.2 }
+    assert_nothing_raised { @pm.bottom = 1.5 }
+    assert_equal(@pm.bottom, 1.5)
+  end
+
+  def test_header
+    assert_raise(ArgumentError) { @pm.header = -1.2 }
+    assert_nothing_raised { @pm.header = 1.5 }
+    assert_equal(@pm.header, 1.5)
+  end
+
+  def test_footer
+    assert_raise(ArgumentError) { @pm.footer = -1.2 }
+    assert_nothing_raised { @pm.footer = 1.5 }
+    assert_equal(@pm.footer, 1.5)
+  end
+end