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<div class="title">test_spi_impl.cpp</div>  </div>
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<a href="test__spi__impl_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;</div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="gtest_8h.html">gtest/gtest.h</a>&gt;</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="preprocessor">#include &lt;<a class="code" href="spi__bb_8h.html">utl/com/spi_bb.h</a>&gt;</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;</div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;</div><div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="namespacetest__spi.html">   30</a></span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacetest__spi.html">test_spi</a> {</div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;   <span class="keyword">using namespace </span><a class="code" href="namespaceutl.html">utl</a>;</div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;</div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;   <span class="comment">// implementer class stub</span></div><div class="line"><a name="l00034"></a><span class="lineno"><a class="line" href="classtest__spi_1_1_s_p_i.html">   34</a></span>&#160;   <span class="keyword">class </span><a class="code" href="classtest__spi_1_1_s_p_i.html">SPI</a> : <span class="keyword">public</span> <a class="code" href="classutl_1_1spi__bb__i.html">spi_bb_i</a>&lt;SPI, spi::cpol::LOW, spi::cpha::LOW&gt; {</div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;      <span class="keyword">friend</span> <a class="code" href="classutl_1_1spi__bb__i.html">spi_bb_i&lt;SPI, spi::cpol::LOW, spi::cpha::LOW&gt;</a>;</div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;      <span class="keywordtype">void</span> MOSI (<span class="keywordtype">bool</span> st) { (void)st; }            <span class="comment">// Imaginary pin functionality</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;      <span class="keywordtype">bool</span> MISO () { <span class="keywordflow">return</span> <span class="keyword">true</span>; }                <span class="comment">// All reads become 0xFF</span></div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;      <span class="keywordtype">void</span> SCLK (<span class="keywordtype">bool</span> st) { (void)st; }            <span class="comment">// Imaginary pin functionality</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;      <span class="keywordtype">void</span> delay (uint32_t nsec) { (void)nsec; }   <span class="comment">// Imaginary delay functionality</span></div><div class="line"><a name="l00040"></a><span class="lineno">   40</span>&#160;</div><div class="line"><a name="l00041"></a><span class="lineno">   41</span>&#160;   <span class="keyword">public</span>:</div><div class="line"><a name="l00042"></a><span class="lineno"><a class="line" href="classtest__spi_1_1_s_p_i.html#a588741b66c9890b0d47d84a09f8a19ce">   42</a></span>&#160;      <a class="code" href="classtest__spi_1_1_s_p_i.html#a588741b66c9890b0d47d84a09f8a19ce">SPI</a> (uint32_t clk =100000) noexcept :  <span class="comment">// expect 100000 default constructed clock</span></div><div class="line"><a name="l00043"></a><span class="lineno">   43</span>&#160;         <a class="code" href="classutl_1_1spi__bb__i.html">spi_bb_i</a>&lt;<a class="code" href="classtest__spi_1_1_s_p_i.html">SPI</a>, spi::<a class="code" href="namespaceutl_1_1spi.html#a89e3e1af5df0b6c37239f7e336969f8a">cpol</a>::LOW, spi::<a class="code" href="namespaceutl_1_1spi.html#aa49fe33d495226891cef0a870cba59df">cpha</a>::LOW&gt;(clk) {</div><div class="line"><a name="l00044"></a><span class="lineno">   44</span>&#160;      }</div><div class="line"><a name="l00045"></a><span class="lineno">   45</span>&#160;   };</div><div class="line"><a name="l00046"></a><span class="lineno">   46</span>&#160;</div><div class="line"><a name="l00047"></a><span class="lineno">   47</span>&#160;   <span class="comment">// fixture</span></div><div class="line"><a name="l00048"></a><span class="lineno"><a class="line" href="classtest__spi_1_1_test__spi__impl.html">   48</a></span>&#160;   <span class="keyword">class </span><a class="code" href="classtest__spi_1_1_test__spi__impl.html">Test_spi_impl</a> : <span class="keyword">public</span> <a class="code" href="classtesting_1_1_test.html">::testing::Test</a> {</div><div class="line"><a name="l00049"></a><span class="lineno">   49</span>&#160;   <span class="keyword">protected</span>:</div><div class="line"><a name="l00050"></a><span class="lineno">   50</span>&#160;      <span class="comment">//void SetUp() override { }</span></div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;      <span class="comment">//void TearDown() override { }</span></div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="classtest__spi_1_1_test__spi__impl.html#aba59883c01ad683d209dcf422991d131">   52</a></span>&#160;      <a class="code" href="classtest__spi_1_1_s_p_i.html">SPI</a> spi {};</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;   };</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;</div><div class="line"><a name="l00055"></a><span class="lineno"><a class="line" href="namespacetest__spi.html#a08b6fb6773314f5914664f2089ea4eac">   55</a></span>&#160;   <a class="code" href="namespacetest__spi.html#a08b6fb6773314f5914664f2089ea4eac">TEST_F</a>(<a class="code" href="classtest__spi_1_1_test__spi__impl.html">Test_spi_impl</a>, TestConcept) {</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;<span class="comment">//      EXPECT_EQ(Spi_i&lt;SPI&gt;, true);</span></div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;   }</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;</div><div class="line"><a name="l00059"></a><span class="lineno"><a class="line" href="namespacetest__spi.html#a751c0b9fe17b002b0ab620f180a46307">   59</a></span>&#160;   <a class="code" href="namespacetest__spi.html#a08b6fb6773314f5914664f2089ea4eac">TEST_F</a>(<a class="code" href="classtest__spi_1_1_test__spi__impl.html">Test_spi_impl</a>, TestConstruction) {</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;      <a class="code" href="gtest_8h.html#a4159019abda84f5366acdb7604ff220a">EXPECT_EQ</a>(spi.clock(), 100000UL);</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;   }</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;</div><div class="line"><a name="l00063"></a><span class="lineno"><a class="line" href="namespacetest__spi.html#aa98da2aecf8b42f492ec1c206e8b8aba">   63</a></span>&#160;   <a class="code" href="namespacetest__spi.html#a08b6fb6773314f5914664f2089ea4eac">TEST_F</a> (<a class="code" href="classtest__spi_1_1_test__spi__impl.html">Test_spi_impl</a>, TestFunctionality) {</div><div class="line"><a name="l00064"></a><span class="lineno">   64</span>&#160;      uint8_t b = 42;</div><div class="line"><a name="l00065"></a><span class="lineno">   65</span>&#160;      uint8_t bb[] = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10};</div><div class="line"><a name="l00066"></a><span class="lineno">   66</span>&#160;      uint8_t bbb[<span class="keyword">sizeof</span> bb];</div><div class="line"><a name="l00067"></a><span class="lineno">   67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno">   68</span>&#160;      spi.clock(500000UL);</div><div class="line"><a name="l00069"></a><span class="lineno">   69</span>&#160;      <a class="code" href="gtest_8h.html#a4159019abda84f5366acdb7604ff220a">EXPECT_EQ</a>(spi.clock(), 500000UL);</div><div class="line"><a name="l00070"></a><span class="lineno">   70</span>&#160;</div><div class="line"><a name="l00071"></a><span class="lineno">   71</span>&#160;      <a class="code" href="gtest_8h.html#a4159019abda84f5366acdb7604ff220a">EXPECT_EQ</a>(spi.tx_data(b), 0xFF);</div><div class="line"><a name="l00072"></a><span class="lineno">   72</span>&#160;      <a class="code" href="gtest_8h.html#a4159019abda84f5366acdb7604ff220a">EXPECT_EQ</a>(spi.tx_data(bb, bbb, <span class="keyword">sizeof</span>(bb)), <span class="keyword">sizeof</span> (bb));</div><div class="line"><a name="l00073"></a><span class="lineno">   73</span>&#160;      <a class="code" href="gtest_8h.html#a4159019abda84f5366acdb7604ff220a">EXPECT_EQ</a>(spi.rx_data(), 0xFF);</div><div class="line"><a name="l00074"></a><span class="lineno">   74</span>&#160;</div><div class="line"><a name="l00075"></a><span class="lineno">   75</span>&#160;      spi.rx_data(bbb, <span class="keyword">sizeof</span> bb);</div><div class="line"><a name="l00076"></a><span class="lineno">   76</span>&#160;      <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> i=0 ; i&lt;<span class="keyword">sizeof</span> bb ; ++i) {</div><div class="line"><a name="l00077"></a><span class="lineno">   77</span>&#160;         <a class="code" href="gtest_8h.html#a4159019abda84f5366acdb7604ff220a">EXPECT_EQ</a> (bbb[i], 0xFF);</div><div class="line"><a name="l00078"></a><span class="lineno">   78</span>&#160;      }</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;   }</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;}</div><div class="ttc" id="namespaceutl_1_1spi_html_a89e3e1af5df0b6c37239f7e336969f8a"><div class="ttname"><a href="namespaceutl_1_1spi.html#a89e3e1af5df0b6c37239f7e336969f8a">utl::spi::cpol</a></div><div class="ttdeci">cpol</div><div class="ttdef"><b>Definition:</b> <a href="spi_8h_source.html#l00047">spi.h:47</a></div></div>
<div class="ttc" id="classtest__spi_1_1_test__spi__impl_html"><div class="ttname"><a href="classtest__spi_1_1_test__spi__impl.html">test_spi::Test_spi_impl</a></div><div class="ttdef"><b>Definition:</b> <a href="test__spi__impl_8cpp_source.html#l00048">test_spi_impl.cpp:48</a></div></div>
<div class="ttc" id="classtest__spi_1_1_s_p_i_html"><div class="ttname"><a href="classtest__spi_1_1_s_p_i.html">test_spi::SPI</a></div><div class="ttdef"><b>Definition:</b> <a href="test__spi__impl_8cpp_source.html#l00034">test_spi_impl.cpp:34</a></div></div>
<div class="ttc" id="namespacetest__spi_html"><div class="ttname"><a href="namespacetest__spi.html">test_spi</a></div><div class="ttdef"><b>Definition:</b> <a href="test__spi__impl_8cpp_source.html#l00030">test_spi_impl.cpp:30</a></div></div>
<div class="ttc" id="namespacetest__spi_html_a08b6fb6773314f5914664f2089ea4eac"><div class="ttname"><a href="namespacetest__spi.html#a08b6fb6773314f5914664f2089ea4eac">test_spi::TEST_F</a></div><div class="ttdeci">TEST_F(Test_spi_impl, TestConcept)</div><div class="ttdef"><b>Definition:</b> <a href="test__spi__impl_8cpp_source.html#l00055">test_spi_impl.cpp:55</a></div></div>
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<div class="ttc" id="namespaceutl_html"><div class="ttname"><a href="namespaceutl.html">utl</a></div><div class="ttdoc">STL&amp;#39;s core language concepts. </div><div class="ttdef"><b>Definition:</b> <a href="__1wire_8h_source.html#l00030">_1wire.h:30</a></div></div>
<div class="ttc" id="classutl_1_1spi__bb__i_html"><div class="ttname"><a href="classutl_1_1spi__bb__i.html">utl::spi_bb_i</a></div><div class="ttdoc">A bit banking implementation of spi bus inherited from spi_i base class. </div><div class="ttdef"><b>Definition:</b> <a href="spi__bb_8h_source.html#l00056">spi_bb.h:56</a></div></div>
<div class="ttc" id="classtesting_1_1_test_html"><div class="ttname"><a href="classtesting_1_1_test.html">testing::Test</a></div><div class="ttdef"><b>Definition:</b> <a href="gtest_8h_source.html#l15014">gtest.h:15014</a></div></div>
<div class="ttc" id="spi__bb_8h_html"><div class="ttname"><a href="spi__bb_8h.html">spi_bb.h</a></div><div class="ttdoc">A bit banking implementation of spi bus inherited from spi_i base class. </div></div>
<div class="ttc" id="gtest_8h_html_a4159019abda84f5366acdb7604ff220a"><div class="ttname"><a href="gtest_8h.html#a4159019abda84f5366acdb7604ff220a">EXPECT_EQ</a></div><div class="ttdeci">#define EXPECT_EQ(val1, val2)</div><div class="ttdef"><b>Definition:</b> <a href="gtest_8h_source.html#l16643">gtest.h:16643</a></div></div>
<div class="ttc" id="classtest__spi_1_1_s_p_i_html_a588741b66c9890b0d47d84a09f8a19ce"><div class="ttname"><a href="classtest__spi_1_1_s_p_i.html#a588741b66c9890b0d47d84a09f8a19ce">test_spi::SPI::SPI</a></div><div class="ttdeci">SPI(uint32_t clk=100000) noexcept</div><div class="ttdef"><b>Definition:</b> <a href="test__spi__impl_8cpp_source.html#l00042">test_spi_impl.cpp:42</a></div></div>
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