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<h1>Source code for sqlobject.inheritance.tests.test_inheritance_tree</h1><div class="highlight"><pre>
<span></span><span class="kn">from</span> <span class="nn">sqlobject</span> <span class="k">import</span> <span class="n">StringCol</span>
<span class="kn">from</span> <span class="nn">sqlobject.inheritance</span> <span class="k">import</span> <span class="n">InheritableSQLObject</span>
<span class="kn">from</span> <span class="nn">sqlobject.tests.dbtest</span> <span class="k">import</span> <span class="n">setupClass</span>
<span class="c1">########################################</span>
<span class="c1"># Inheritance Tree</span>
<span class="c1">########################################</span>
<div class="viewcode-block" id="Tree1"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance_tree.html#sqlobject.inheritance.tests.test_inheritance_tree.Tree1">[docs]</a><span class="k">class</span> <span class="nc">Tree1</span><span class="p">(</span><span class="n">InheritableSQLObject</span><span class="p">):</span>
<span class="n">aprop</span> <span class="o">=</span> <span class="n">StringCol</span><span class="p">(</span><span class="n">length</span><span class="o">=</span><span class="mi">10</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="Tree2"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance_tree.html#sqlobject.inheritance.tests.test_inheritance_tree.Tree2">[docs]</a><span class="k">class</span> <span class="nc">Tree2</span><span class="p">(</span><span class="n">Tree1</span><span class="p">):</span>
<span class="n">bprop</span> <span class="o">=</span> <span class="n">StringCol</span><span class="p">(</span><span class="n">length</span><span class="o">=</span><span class="mi">10</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="Tree3"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance_tree.html#sqlobject.inheritance.tests.test_inheritance_tree.Tree3">[docs]</a><span class="k">class</span> <span class="nc">Tree3</span><span class="p">(</span><span class="n">Tree1</span><span class="p">):</span>
<span class="n">cprop</span> <span class="o">=</span> <span class="n">StringCol</span><span class="p">(</span><span class="n">length</span><span class="o">=</span><span class="mi">10</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="Tree4"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance_tree.html#sqlobject.inheritance.tests.test_inheritance_tree.Tree4">[docs]</a><span class="k">class</span> <span class="nc">Tree4</span><span class="p">(</span><span class="n">Tree2</span><span class="p">):</span>
<span class="n">dprop</span> <span class="o">=</span> <span class="n">StringCol</span><span class="p">(</span><span class="n">length</span><span class="o">=</span><span class="mi">10</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="Tree5"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance_tree.html#sqlobject.inheritance.tests.test_inheritance_tree.Tree5">[docs]</a><span class="k">class</span> <span class="nc">Tree5</span><span class="p">(</span><span class="n">Tree2</span><span class="p">):</span>
<span class="n">eprop</span> <span class="o">=</span> <span class="n">StringCol</span><span class="p">(</span><span class="n">length</span><span class="o">=</span><span class="mi">10</span><span class="p">)</span>
</div>
<div class="viewcode-block" id="test_tree"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance_tree.html#sqlobject.inheritance.tests.test_inheritance_tree.test_tree">[docs]</a><span class="k">def</span> <span class="nf">test_tree</span><span class="p">():</span>
<span class="n">setupClass</span><span class="p">([</span><span class="n">Tree1</span><span class="p">,</span> <span class="n">Tree2</span><span class="p">,</span> <span class="n">Tree3</span><span class="p">,</span> <span class="n">Tree4</span><span class="p">,</span> <span class="n">Tree5</span><span class="p">])</span>
<span class="n">Tree1</span><span class="p">(</span><span class="n">aprop</span><span class="o">=</span><span class="s1">'t1'</span><span class="p">)</span> <span class="c1"># t1</span>
<span class="n">t2</span> <span class="o">=</span> <span class="n">Tree2</span><span class="p">(</span><span class="n">aprop</span><span class="o">=</span><span class="s1">'t2'</span><span class="p">,</span> <span class="n">bprop</span><span class="o">=</span><span class="s1">'t2'</span><span class="p">)</span>
<span class="n">Tree3</span><span class="p">(</span><span class="n">aprop</span><span class="o">=</span><span class="s1">'t3'</span><span class="p">,</span> <span class="n">cprop</span><span class="o">=</span><span class="s1">'t3'</span><span class="p">)</span> <span class="c1"># t3</span>
<span class="n">t4</span> <span class="o">=</span> <span class="n">Tree4</span><span class="p">(</span><span class="n">aprop</span><span class="o">=</span><span class="s1">'t4'</span><span class="p">,</span> <span class="n">bprop</span><span class="o">=</span><span class="s1">'t4'</span><span class="p">,</span> <span class="n">dprop</span><span class="o">=</span><span class="s1">'t4'</span><span class="p">)</span>
<span class="n">t5</span> <span class="o">=</span> <span class="n">Tree5</span><span class="p">(</span><span class="n">aprop</span><span class="o">=</span><span class="s1">'t5'</span><span class="p">,</span> <span class="n">bprop</span><span class="o">=</span><span class="s1">'t5'</span><span class="p">,</span> <span class="n">eprop</span><span class="o">=</span><span class="s1">'t5'</span><span class="p">)</span>
<span class="c1"># find just the t5 out of childs from Tree2</span>
<span class="k">assert</span> <span class="n">t5</span> <span class="o">==</span> <span class="n">Tree1</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">Tree2</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">childName</span> <span class="o">==</span> <span class="s1">'Tree5'</span><span class="p">)[</span><span class="mi">0</span><span class="p">]</span>
<span class="c1"># t2,t4,t5 are all subclasses of Tree1 with t1 childName of 'Tree2'</span>
<span class="k">assert</span> <span class="nb">list</span><span class="p">(</span><span class="n">Tree1</span><span class="o">.</span><span class="n">select</span><span class="p">(</span>
<span class="n">Tree1</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">childName</span> <span class="o">==</span> <span class="s1">'Tree2'</span><span class="p">,</span> <span class="n">orderBy</span><span class="o">=</span><span class="s2">"aprop"</span><span class="p">))</span> <span class="o">==</span> <span class="p">[</span><span class="n">t2</span><span class="p">,</span> <span class="n">t4</span><span class="p">,</span> <span class="n">t5</span><span class="p">]</span>
</pre></div></div>
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