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# encoding: utf-8
require File.join(File.expand_path(File.dirname(__FILE__)), "spec_helper")
describe "When stroking with default settings" do
before(:each) { create_pdf }
it "cap_style should be :butt" do
expect(@pdf.cap_style).to eq(:butt)
end
it "join_style should be :miter" do
expect(@pdf.join_style).to eq(:miter)
end
it "dashed? should be_false" do
expect(@pdf).not_to be_dashed
end
end
describe "Cap styles" do
before(:each) { create_pdf }
it "should be able to use assignment operator" do
@pdf.cap_style = :round
expect(@pdf.cap_style).to eq(:round)
end
describe "#cap_style(:butt)" do
it "rendered PDF should include butt style cap" do
@pdf.cap_style(:butt)
cap_style = PDF::Inspector::Graphics::CapStyle.analyze(@pdf.render).cap_style
expect(cap_style).to eq(0)
end
end
describe "#cap_style(:round)" do
it "rendered PDF should include round style cap" do
@pdf.cap_style(:round)
cap_style = PDF::Inspector::Graphics::CapStyle.analyze(@pdf.render).cap_style
expect(cap_style).to eq(1)
end
end
describe "#cap_style(:projecting_square)" do
it "rendered PDF should include projecting_square style cap" do
@pdf.cap_style(:projecting_square)
cap_style = PDF::Inspector::Graphics::CapStyle.analyze(@pdf.render).cap_style
expect(cap_style).to eq(2)
end
end
it "should carry the current cap style settings over to new pages" do
@pdf.cap_style(:round)
@pdf.start_new_page
cap_styles = PDF::Inspector::Graphics::CapStyle.analyze(@pdf.render)
expect(cap_styles.cap_style_count).to eq(2)
expect(cap_styles.cap_style).to eq(1)
end
end
describe "Join styles" do
before(:each) { create_pdf }
it "should be able to use assignment operator" do
@pdf.join_style = :round
expect(@pdf.join_style).to eq(:round)
end
describe "#join_style(:miter)" do
it "rendered PDF should include miter style join" do
@pdf.join_style(:miter)
join_style = PDF::Inspector::Graphics::JoinStyle.analyze(@pdf.render).join_style
expect(join_style).to eq(0)
end
end
describe "#join_style(:round)" do
it "rendered PDF should include round style join" do
@pdf.join_style(:round)
join_style = PDF::Inspector::Graphics::JoinStyle.analyze(@pdf.render).join_style
expect(join_style).to eq(1)
end
end
describe "#join_style(:bevel)" do
it "rendered PDF should include bevel style join" do
@pdf.join_style(:bevel)
join_style = PDF::Inspector::Graphics::JoinStyle.analyze(@pdf.render).join_style
expect(join_style).to eq(2)
end
end
it "should carry the current join style settings over to new pages" do
@pdf.join_style(:round)
@pdf.start_new_page
join_styles = PDF::Inspector::Graphics::JoinStyle.analyze(@pdf.render)
expect(join_styles.join_style_count).to eq(2)
expect(join_styles.join_style).to eq(1)
end
end
describe "Dashes" do
before(:each) { create_pdf }
it "should be able to use assignment operator" do
@pdf.dash = 2
expect(@pdf).to be_dashed
end
describe "setting a dash" do
it "dashed? should be_true" do
@pdf.dash(2)
expect(@pdf).to be_dashed
end
it "rendered PDF should include a stroked dash" do
@pdf.dash(2)
dashes = PDF::Inspector::Graphics::Dash.analyze(@pdf.render)
expect(dashes.stroke_dash).to eq([[2, 2], 0])
end
end
describe "setting a dash by passing a single argument" do
it "space between dashes should be the same length as the dash in the rendered PDF" do
@pdf.dash(2)
dashes = PDF::Inspector::Graphics::Dash.analyze(@pdf.render)
expect(dashes.stroke_dash).to eq([[2, 2], 0])
end
end
describe "with a space option that differs from the first argument" do
it "space between dashes in the rendered PDF should be different length than the length of the dash" do
@pdf.dash(2, :space => 3)
dashes = PDF::Inspector::Graphics::Dash.analyze(@pdf.render)
expect(dashes.stroke_dash).to eq([[2, 3], 0])
end
end
describe "with a non-zero phase option" do
it "rendered PDF should include a non-zero phase" do
@pdf.dash(2, :phase => 1)
dashes = PDF::Inspector::Graphics::Dash.analyze(@pdf.render)
expect(dashes.stroke_dash).to eq([[2, 2], 1])
end
end
describe "setting a dash by using an array" do
it "dash and spaces should be set from the array" do
@pdf.dash([1, 2, 3, 4])
dashes = PDF::Inspector::Graphics::Dash.analyze(@pdf.render)
expect(dashes.stroke_dash).to eq([[1, 2, 3, 4], 0])
end
it "space options has to be ignored" do
@pdf.dash([1, 2, 3, 4], :space => 3)
dashes = PDF::Inspector::Graphics::Dash.analyze(@pdf.render)
expect(dashes.stroke_dash).to eq([[1, 2, 3, 4], 0])
end
it "phase options should be correctly used" do
@pdf.dash([1, 2, 3, 4], :phase => 3)
dashes = PDF::Inspector::Graphics::Dash.analyze(@pdf.render)
expect(dashes.stroke_dash).to eq([[1, 2, 3, 4], 3])
end
end
describe "clearing stroke dash" do
it "should restore solid line" do
@pdf.dash(2)
@pdf.undash
dashes = PDF::Inspector::Graphics::Dash.analyze(@pdf.render)
expect(dashes.stroke_dash).to eq([[], 0])
end
end
it "should carry the current dash settings over to new pages" do
@pdf.dash(2)
@pdf.start_new_page
dashes = PDF::Inspector::Graphics::Dash.analyze(@pdf.render)
expect(dashes.stroke_dash_count).to eq(2)
expect(dashes.stroke_dash).to eq([[2, 2], 0])
end
describe "#dashed?" do
it "an initial document should not be dashed" do
expect(@pdf.dashed?).to eq(false)
end
it "should return true if any of the currently active settings are dashed" do
@pdf.dash(2)
@pdf.save_graphics_state
expect(@pdf.dashed?).to eq(true)
end
it "should return false if the document was most recently undashed" do
@pdf.dash(2)
@pdf.save_graphics_state
@pdf.undash
@pdf.save_graphics_state
expect(@pdf.dashed?).to eq(false)
end
it "should return true when restoring to a state that was dashed" do
@pdf.dash(2)
@pdf.save_graphics_state
@pdf.undash
@pdf.restore_graphics_state
expect(@pdf.dashed?).to eq(true)
end
end
end
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