add eina_hash + specs

1 files changed, 186 insertions, 0 deletions

diff --git a/spec/eina/eina_hash_spec.rb b/spec/eina/eina_hash_spec.rb
new file mode 100644
index 0000000..3cd5504
--- /dev/null
+++ b/spec/eina/eina_hash_spec.rb
@@ -0,0 +1,186 @@
+#! /usr/bin/env ruby
+# -*- coding: UTF-8 -*-
+#
+require 'efl/eina/eina_hash'
+#
+describe Efl::Eina::EinaHash do
+    #
+    before(:all) {
+        EinaHash = Efl::Eina::EinaHash
+        Efl::Eina.init.should eql 1
+        @d0 = ::FFI::MemoryPointer.from_string "D0"
+        @d1 = ::FFI::MemoryPointer.from_string "D1"
+        @d2 = ::FFI::MemoryPointer.from_string "D2"
+        @d3 = ::FFI::MemoryPointer.from_string "D3"
+    }
+    after(:all) {
+        Efl::Eina.shutdown.should eql 0
+    }
+    #
+    it "should append prepend and fetch" do
+        h = EinaHash.new
+        h.add 'k2', @d2
+        h.add 'k1', @d1
+        h['k3']=@d3
+        h['k0']=@d0
+        h['k0'].read_string.should eql "D0"
+        h['k1'].read_string.should eql "D1"
+        h['k2'].read_string.should eql "D2"
+        h['k3'].read_string.should eql "D3"
+        cpt=0
+        h.each { |k,v|
+            cpt+=1
+            v.read_string.empty?.should be_false
+        }
+        cpt.should eql 4
+        h.free
+    end
+    #
+    it "should be able to convert into ruby Hash from NULL pointer" do
+        h = Hash.from_eina_hash ::FFI::Pointer::NULL
+        h.empty?.should be_true
+        h.is_a?(Hash).should be_true
+    end
+    #
+    it "should be able to convert into ruby Hash from empty EinaHash" do
+        h = Hash.from_eina_hash EinaHash.new
+        h.empty?.should be_true
+        h.is_a?(Hash).should be_true
+    end
+    #
+    it "should be able to convert into ruby Hash from empty EinaHash pointer" do
+        h = Hash.from_eina_hash EinaHash.new.ptr
+        h.empty?.should be_true
+        h.is_a?(Hash).should be_true
+    end
+    #
+    it "should be able to convert into ruby Hash from non empty EinaHash" do
+        h = EinaHash.new
+        d0 = ::FFI::MemoryPointer.from_string "D0"
+        d1 = ::FFI::MemoryPointer.from_string "D1"
+        d2 = ::FFI::MemoryPointer.from_string "D2"
+        d3 = ::FFI::MemoryPointer.from_string "D3"
+        h.add 'k2', d2
+        h.add 'k1', d1
+        h['k3']=d3
+        h["k0"]=d0
+        h["k0"].read_string.should eql "D0"
+        h['k1'].read_string.should eql "D1"
+        h['k2'].read_string.should eql "D2"
+        h['k3'].read_string.should eql "D3"
+        cpt=0
+        h.each { |k,v|
+            cpt+=1
+            v.read_string.empty?.should be_false
+            true
+        }
+        cpt.should eql 4
+        rh =  Hash.from_eina_hash h
+        rh.length.should eql 4
+        rh2 = {}
+        rh.each { |k,v|
+            rh2[k.read_string]=v.read_string
+            true
+        }
+        rh2['k0'].should eql 'D0'
+        rh2['k1'].should eql 'D1'
+        rh2['k2'].should eql 'D2'
+        rh2['k3'].should eql 'D3'
+        h.free
+    end
+    #
+    it "should be able to convert into ruby Hash from non empty EinaHash pointer" do
+        h = EinaHash.new
+        d0 = ::FFI::MemoryPointer.from_string "D0"
+        d1 = ::FFI::MemoryPointer.from_string "D1"
+        d2 = ::FFI::MemoryPointer.from_string "D2"
+        d3 = ::FFI::MemoryPointer.from_string "D3"
+        h.add 'k2', d2
+        h.add 'k1', d1
+        h['k3']=d3
+        h['k0']=d0
+        h['k0'].read_string.should eql "D0"
+        h['k1'].read_string.should eql "D1"
+        h['k2'].read_string.should eql "D2"
+        h['k3'].read_string.should eql "D3"
+        rh =  Hash.from_eina_hash h.ptr
+        rh.length.should eql 4
+        h.free
+    end
+    #
+    it "should be able to convert into ruby Hash from non empty EinaHash pointer, with key from string" do
+        h = EinaHash.new
+        d0 = ::FFI::MemoryPointer.from_string "D0"
+        d1 = ::FFI::MemoryPointer.from_string "D1"
+        d2 = ::FFI::MemoryPointer.from_string "D2"
+        d3 = ::FFI::MemoryPointer.from_string "D3"
+        h.add 'k2', d2
+        h.add 'k1', d1
+        h['k3']=d3
+        h['k0']=d0
+        h['k0'].read_string.should eql "D0"
+        h['k1'].read_string.should eql "D1"
+        h['k2'].read_string.should eql "D2"
+        h['k3'].read_string.should eql "D3"
+        rh =  h.to_h_conv
+        rh.length.should eql 4
+        rh['k0'].read_string.should eql "D0"
+        rh['k1'].read_string.should eql "D1"
+        rh['k2'].read_string.should eql "D2"
+        rh['k3'].read_string.should eql "D3"
+        h.free
+    end
+    #
+    it "should be able to convert into ruby Hash from non empty EinaHash pointer, with key from string block" do
+        h = EinaHash.new
+        d0 = ::FFI::MemoryPointer.from_string "D0"
+        d1 = ::FFI::MemoryPointer.from_string "D1"
+        d2 = ::FFI::MemoryPointer.from_string "D2"
+        d3 = ::FFI::MemoryPointer.from_string "D3"
+        h.add 'k2', d2
+        h.add 'k1', d1
+        h['k3']=d3
+        h['k0']=d0
+        h['k0'].read_string.should eql "D0"
+        h['k1'].read_string.should eql "D1"
+        h['k2'].read_string.should eql "D2"
+        h['k3'].read_string.should eql "D3"
+        cpt=0
+        rh =  h.to_h_conv { |k| cpt+=1; k.read_string }
+        cpt.should eql 4
+        rh.length.should eql 4
+        rh['k0'].read_string.should eql "D0"
+        rh['k1'].read_string.should eql "D1"
+        rh['k2'].read_string.should eql "D2"
+        rh['k3'].read_string.should eql "D3"
+        h.free
+    end
+    #
+    it "should be able to build from ruby Hash" do
+        rh = {}
+        k0 = ::FFI::MemoryPointer.from_string "0"
+        k1 = ::FFI::MemoryPointer.from_string "1"
+        k2 = ::FFI::MemoryPointer.from_string "2"
+        k3 = ::FFI::MemoryPointer.from_string "3"
+        d0 = ::FFI::MemoryPointer.from_string "D0"
+        d1 = ::FFI::MemoryPointer.from_string "D1"
+        d2 = ::FFI::MemoryPointer.from_string "D2"
+        d3 = ::FFI::MemoryPointer.from_string "D3"
+        rh[k0]=d0
+        rh[k1]=d1
+        rh[k2]=d2
+        rh[k3]=d3
+        h = EinaHash.new rh
+        h[k0].read_string.should eql "D0"
+        h[k1].read_string.should eql "D1"
+        h[k2].read_string.should eql "D2"
+        h[k3].read_string.should eql "D3"
+        h.free
+    end
+    #
+    it "alternate constructor should work" do
+        cstr_cnt = 0
+        h = EinaHash.new { cstr_cnt+=1; Efl::FFI.eina_hash_string_superfast_new ::FFI::Pointer::NULL }
+        cstr_cnt.should eql 1
+    end
+end