Sophie

Sophie

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python3-sqlobject-3.7.0-1.mga7.noarch.rpm



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  <h1>Source code for sqlobject.inheritance.tests.test_inheritance</h1><div class="highlight"><pre>
<span></span><span class="kn">from</span> <span class="nn">pytest</span> <span class="k">import</span> <span class="n">raises</span>
<span class="kn">from</span> <span class="nn">sqlobject</span> <span class="k">import</span> <span class="n">IntCol</span><span class="p">,</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</span>
<span class="c1">########################################</span>


<div class="viewcode-block" id="InheritablePerson"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance.html#sqlobject.inheritance.tests.test_inheritance.InheritablePerson">[docs]</a><span class="k">class</span> <span class="nc">InheritablePerson</span><span class="p">(</span><span class="n">InheritableSQLObject</span><span class="p">):</span>
    <span class="n">firstName</span> <span class="o">=</span> <span class="n">StringCol</span><span class="p">()</span>
    <span class="n">lastName</span> <span class="o">=</span> <span class="n">StringCol</span><span class="p">(</span><span class="n">alternateID</span><span class="o">=</span><span class="kc">True</span><span class="p">,</span> <span class="n">length</span><span class="o">=</span><span class="mi">255</span><span class="p">)</span>
</div>

<div class="viewcode-block" id="Employee"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance.html#sqlobject.inheritance.tests.test_inheritance.Employee">[docs]</a><span class="k">class</span> <span class="nc">Employee</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="p">):</span>
    <span class="n">_inheritable</span> <span class="o">=</span> <span class="kc">False</span>
    <span class="n">so_position</span> <span class="o">=</span> <span class="n">StringCol</span><span class="p">()</span>
</div>

<div class="viewcode-block" id="setup"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance.html#sqlobject.inheritance.tests.test_inheritance.setup">[docs]</a><span class="k">def</span> <span class="nf">setup</span><span class="p">():</span>
    <span class="n">setupClass</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="p">)</span>
    <span class="n">setupClass</span><span class="p">(</span><span class="n">Employee</span><span class="p">)</span>

    <span class="n">Employee</span><span class="p">(</span><span class="n">firstName</span><span class="o">=</span><span class="s1">&#39;Project&#39;</span><span class="p">,</span> <span class="n">lastName</span><span class="o">=</span><span class="s1">&#39;Leader&#39;</span><span class="p">,</span>
             <span class="n">so_position</span><span class="o">=</span><span class="s1">&#39;Project leader&#39;</span><span class="p">)</span>
    <span class="n">InheritablePerson</span><span class="p">(</span><span class="n">firstName</span><span class="o">=</span><span class="s1">&#39;Oneof&#39;</span><span class="p">,</span> <span class="n">lastName</span><span class="o">=</span><span class="s1">&#39;Authors&#39;</span><span class="p">)</span>
</div>

<div class="viewcode-block" id="test_creation_fail"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance.html#sqlobject.inheritance.tests.test_inheritance.test_creation_fail">[docs]</a><span class="k">def</span> <span class="nf">test_creation_fail</span><span class="p">():</span>
    <span class="n">setup</span><span class="p">()</span>
    <span class="n">kwargs</span> <span class="o">=</span> <span class="p">{</span><span class="s1">&#39;firstName&#39;</span><span class="p">:</span> <span class="s1">&#39;John&#39;</span><span class="p">,</span> <span class="s1">&#39;lastname&#39;</span><span class="p">:</span> <span class="s1">&#39;Doe&#39;</span><span class="p">}</span>
    <span class="n">raises</span><span class="p">(</span><span class="ne">TypeError</span><span class="p">,</span> <span class="n">Employee</span><span class="p">,</span> <span class="o">**</span><span class="n">kwargs</span><span class="p">)</span>
    <span class="n">persons</span> <span class="o">=</span> <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">firstName</span> <span class="o">==</span> <span class="s1">&#39;John&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="n">persons</span><span class="o">.</span><span class="n">count</span><span class="p">()</span> <span class="o">==</span> <span class="mi">0</span>
</div>

<div class="viewcode-block" id="test_inheritance"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance.html#sqlobject.inheritance.tests.test_inheritance.test_inheritance">[docs]</a><span class="k">def</span> <span class="nf">test_inheritance</span><span class="p">():</span>
    <span class="n">setup</span><span class="p">()</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">select</span><span class="p">()</span>  <span class="c1"># all</span>
    <span class="k">for</span> <span class="n">person</span> <span class="ow">in</span> <span class="n">persons</span><span class="p">:</span>
        <span class="k">assert</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">person</span><span class="p">,</span> <span class="n">InheritablePerson</span><span class="p">)</span>
        <span class="k">if</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">person</span><span class="p">,</span> <span class="n">Employee</span><span class="p">):</span>
            <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">person</span><span class="p">,</span> <span class="s2">&quot;childName&quot;</span><span class="p">)</span>
        <span class="k">else</span><span class="p">:</span>
            <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">person</span><span class="p">,</span> <span class="s2">&quot;childName&quot;</span><span class="p">)</span>
            <span class="k">assert</span> <span class="ow">not</span> <span class="n">person</span><span class="o">.</span><span class="n">childName</span>
</div>

<div class="viewcode-block" id="test_inheritance_select"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance.html#sqlobject.inheritance.tests.test_inheritance.test_inheritance_select">[docs]</a><span class="k">def</span> <span class="nf">test_inheritance_select</span><span class="p">():</span>
    <span class="n">setup</span><span class="p">()</span>

    <span class="c1"># comparison to None needed to build the right SQL expression</span>
    <span class="n">persons</span> <span class="o">=</span> <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">select</span><span class="p">(</span>
        <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">firstName</span> <span class="o">!=</span> <span class="kc">None</span><span class="p">)</span>  <span class="c1"># noqa</span>
    <span class="k">assert</span> <span class="n">persons</span><span class="o">.</span><span class="n">count</span><span class="p">()</span> <span class="o">==</span> <span class="mi">2</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">firstName</span> <span class="o">==</span> <span class="s2">&quot;phd&quot;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="n">persons</span><span class="o">.</span><span class="n">count</span><span class="p">()</span> <span class="o">==</span> <span class="mi">0</span>

    <span class="c1"># comparison to None needed to build the right SQL expression</span>
    <span class="n">employees</span> <span class="o">=</span> <span class="n">Employee</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">firstName</span> <span class="o">!=</span> <span class="kc">None</span><span class="p">)</span>  <span class="c1"># noqa</span>
    <span class="k">assert</span> <span class="n">employees</span><span class="o">.</span><span class="n">count</span><span class="p">()</span> <span class="o">==</span> <span class="mi">1</span>

    <span class="n">employees</span> <span class="o">=</span> <span class="n">Employee</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">firstName</span> <span class="o">==</span> <span class="s2">&quot;phd&quot;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="n">employees</span><span class="o">.</span><span class="n">count</span><span class="p">()</span> <span class="o">==</span> <span class="mi">0</span>

    <span class="c1"># comparison to None needed to build the right SQL expression</span>
    <span class="n">employees</span> <span class="o">=</span> <span class="n">Employee</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">so_position</span> <span class="o">!=</span> <span class="kc">None</span><span class="p">)</span>  <span class="c1"># noqa</span>
    <span class="k">assert</span> <span class="n">employees</span><span class="o">.</span><span class="n">count</span><span class="p">()</span> <span class="o">==</span> <span class="mi">1</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">selectBy</span><span class="p">(</span><span class="n">firstName</span><span class="o">=</span><span class="s2">&quot;Project&quot;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="n">persons</span><span class="o">.</span><span class="n">count</span><span class="p">()</span> <span class="o">==</span> <span class="mi">1</span>
    <span class="k">assert</span> <span class="nb">isinstance</span><span class="p">(</span><span class="n">persons</span><span class="p">[</span><span class="mi">0</span><span class="p">],</span> <span class="n">Employee</span><span class="p">)</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="n">Employee</span><span class="o">.</span><span class="n">selectBy</span><span class="p">(</span><span class="n">firstName</span><span class="o">=</span><span class="s2">&quot;Project&quot;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="n">persons</span><span class="o">.</span><span class="n">count</span><span class="p">()</span> <span class="o">==</span> <span class="mi">1</span>

    <span class="k">try</span><span class="p">:</span>
        <span class="n">person</span> <span class="o">=</span> <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">byLastName</span><span class="p">(</span><span class="s2">&quot;Oneof&quot;</span><span class="p">)</span>
    <span class="k">except</span> <span class="ne">Exception</span><span class="p">:</span>
        <span class="k">pass</span>
    <span class="k">else</span><span class="p">:</span>
        <span class="k">raise</span> <span class="ne">RuntimeError</span><span class="p">(</span><span class="s2">&quot;unknown person </span><span class="si">%s</span><span class="s2">&quot;</span> <span class="o">%</span> <span class="n">person</span><span class="p">)</span>

    <span class="n">person</span> <span class="o">=</span> <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">byLastName</span><span class="p">(</span><span class="s2">&quot;Leader&quot;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="n">person</span><span class="o">.</span><span class="n">firstName</span> <span class="o">==</span> <span class="s2">&quot;Project&quot;</span>

    <span class="n">person</span> <span class="o">=</span> <span class="n">Employee</span><span class="o">.</span><span class="n">byLastName</span><span class="p">(</span><span class="s2">&quot;Leader&quot;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="n">person</span><span class="o">.</span><span class="n">firstName</span> <span class="o">==</span> <span class="s2">&quot;Project&quot;</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">select</span><span class="p">(</span>
        <span class="n">orderBy</span><span class="o">=</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">lastName</span><span class="p">))</span>
    <span class="k">assert</span> <span class="nb">len</span><span class="p">(</span><span class="n">persons</span><span class="p">)</span> <span class="o">==</span> <span class="mi">2</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">orderBy</span><span class="o">=</span><span class="p">(</span>
        <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">lastName</span><span class="p">,</span> <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">firstName</span><span class="p">)))</span>
    <span class="k">assert</span> <span class="nb">len</span><span class="p">(</span><span class="n">persons</span><span class="p">)</span> <span class="o">==</span> <span class="mi">2</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">orderBy</span><span class="o">=</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">lastName</span><span class="p">))</span>
    <span class="k">assert</span> <span class="nb">len</span><span class="p">(</span><span class="n">persons</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">orderBy</span><span class="o">=</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">lastName</span><span class="p">,</span>
                                            <span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">firstName</span><span class="p">)))</span>
    <span class="k">assert</span> <span class="nb">len</span><span class="p">(</span><span class="n">persons</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">orderBy</span><span class="o">=</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">so_position</span><span class="p">))</span>
    <span class="k">assert</span> <span class="nb">len</span><span class="p">(</span><span class="n">persons</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span>

    <span class="n">persons</span> <span class="o">=</span> <span class="nb">list</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">select</span><span class="p">(</span><span class="n">orderBy</span><span class="o">=</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">so_position</span><span class="p">,</span>
                                            <span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="o">.</span><span class="n">lastName</span><span class="p">)))</span>
    <span class="k">assert</span> <span class="nb">len</span><span class="p">(</span><span class="n">persons</span><span class="p">)</span> <span class="o">==</span> <span class="mi">1</span>
</div>

<div class="viewcode-block" id="test_addDelColumn"><a class="viewcode-back" href="../../../../api/sqlobject.inheritance.tests.test_inheritance.html#sqlobject.inheritance.tests.test_inheritance.test_addDelColumn">[docs]</a><span class="k">def</span> <span class="nf">test_addDelColumn</span><span class="p">():</span>
    <span class="n">setup</span><span class="p">()</span>

    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="p">,</span> <span class="s2">&quot;firstName&quot;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="p">,</span> <span class="s2">&quot;firstName&quot;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s2">&quot;firstName&quot;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s2">&quot;firstName&quot;</span><span class="p">)</span>

    <span class="n">Employee</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">addColumn</span><span class="p">(</span><span class="n">IntCol</span><span class="p">(</span><span class="s1">&#39;runtime&#39;</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">))</span>

    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="p">,</span> <span class="s1">&#39;runtime&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="p">,</span> <span class="s1">&#39;runtime&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s1">&#39;runtime&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s1">&#39;runtime&#39;</span><span class="p">)</span>

    <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">addColumn</span><span class="p">(</span><span class="n">IntCol</span><span class="p">(</span><span class="s1">&#39;runtime2&#39;</span><span class="p">,</span> <span class="n">default</span><span class="o">=</span><span class="kc">None</span><span class="p">))</span>

    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="p">,</span> <span class="s1">&#39;runtime2&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="p">,</span> <span class="s1">&#39;runtime2&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s1">&#39;runtime2&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s1">&#39;runtime2&#39;</span><span class="p">)</span>

    <span class="n">Employee</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">delColumn</span><span class="p">(</span><span class="s1">&#39;runtime&#39;</span><span class="p">)</span>

    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="p">,</span> <span class="s1">&#39;runtime&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="p">,</span> <span class="s1">&#39;runtime&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s1">&#39;runtime&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s1">&#39;runtime&#39;</span><span class="p">)</span>

    <span class="n">InheritablePerson</span><span class="o">.</span><span class="n">sqlmeta</span><span class="o">.</span><span class="n">delColumn</span><span class="p">(</span><span class="s1">&#39;runtime2&#39;</span><span class="p">)</span>

    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="p">,</span> <span class="s1">&#39;runtime2&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="p">,</span> <span class="s1">&#39;runtime2&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">InheritablePerson</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s1">&#39;runtime2&#39;</span><span class="p">)</span>
    <span class="k">assert</span> <span class="ow">not</span> <span class="nb">hasattr</span><span class="p">(</span><span class="n">Employee</span><span class="o">.</span><span class="n">q</span><span class="p">,</span> <span class="s1">&#39;runtime2&#39;</span><span class="p">)</span>
</pre></div></div>

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