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#! /usr/bin/env ruby
# -*- coding: UTF-8 -*-
#
require 'efl/eina_list'
#
describe 'Efl::EinaList' do
#
before(:all) do
REinaList = Efl::EinaList::REinaList
Efl::Eina.init
end
after(:all) do
Efl::Eina.shutdown
end
#
it "should append prepend and fetch" do
l = REinaList.new
d1 = ::FFI::MemoryPointer.from_string "D0"
d2 = ::FFI::MemoryPointer.from_string "D1"
d3 = ::FFI::MemoryPointer.from_string "D2"
d4 = ::FFI::MemoryPointer.from_string "D3"
l.append d3
l.prepend d2
l << d4
l.unshift d1
0.upto 3 do |i|
l.nth(i).read_string.should == "D#{i}"
end
l.each { |p| p.read_string.empty?.should be_false }
l.free
end
#
it "should be able to convert into ruby Array from NULL pointer" do
ary = REinaList.new(FFI::Pointer::NULL).to_ary
ary.empty?.should be_true
ary.is_a?(Array).should be_true
end
#
it "should be able to convert into ruby Array from empty REinaList" do
ary = REinaList.new.to_a
ary.empty?.should be_true
ary.is_a?(Array).should be_true
end
#
it "should be able to convert into ruby Array from non empty REinaList" do
l = REinaList.new
d1 = ::FFI::MemoryPointer.from_string "D0"
d2 = ::FFI::MemoryPointer.from_string "D1"
d3 = ::FFI::MemoryPointer.from_string "D2"
d4 = ::FFI::MemoryPointer.from_string "D3"
l.append d3
l.prepend d2
l << d4
l.unshift d1
ary = l.to_ary
ary.length.should == 4
0.upto 3 do |i|
ary[i].read_string.should == "D#{i}"
end
l.free
end
#
it "should be able to convert into ruby Array from non empty REinaList pointer" do
l = REinaList.new
d1 = ::FFI::MemoryPointer.from_string "D0"
d2 = ::FFI::MemoryPointer.from_string "D1"
d3 = ::FFI::MemoryPointer.from_string "D2"
d4 = ::FFI::MemoryPointer.from_string "D3"
l.append d3
l.prepend d2
l << d4
l.unshift d1
ary = l.to_a
ary.length.should == 4
0.upto 3 do |i|
ary[i].read_string.should == "D#{i}"
end
l.free
end
#
it "should be able to convert into ruby Array from non empty REinaList pointer" do
l = REinaList.new
d1 = ::FFI::MemoryPointer.from_string "D0"
d2 = ::FFI::MemoryPointer.from_string "D1"
d3 = ::FFI::MemoryPointer.from_string "D2"
d4 = ::FFI::MemoryPointer.from_string "D3"
l.append d3
l.prepend d2
l << d4
l.unshift d1
ary = l.to_a :string
ary.length.should == 4
0.upto 3 do |i|
ary[i].should == "D#{i}"
end
l.free
end
#
it "should be able to build from a ruby Array of pointers" do
a = []
a << ::FFI::MemoryPointer.from_string("D0")
a << ::FFI::MemoryPointer.from_string("D1")
a << ::FFI::MemoryPointer.from_string("D2")
a << ::FFI::MemoryPointer.from_string("D3")
l = REinaList.new a
0.upto 3 do |i|
l.nth(i).read_string.should == "D#{i}"
end
l.free
end
#
it "should be able to build from a ruby Array of int" do
a = [3,4,5,6]
l = REinaList.from_a a, :int
0.upto 3 do |i|
l.nth(i).read_int.should == i+3
end
l.free
end
#
it "Enumerable" do
l = REinaList.new
d1 = ::FFI::MemoryPointer.from_string "D0"
d2 = ::FFI::MemoryPointer.from_string "D1"
d3 = ::FFI::MemoryPointer.from_string "D2"
d4 = ::FFI::MemoryPointer.from_string "D3"
l.append d3
l.prepend d2
l << d4
l.unshift d1
r = 0
l.each do |e| r+=1; end
r.should == 4
r = l.inject(0) do |s,e| s+=1; s; end
r.should == 4
end
end
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