Extend Iex test coverage (#1364)

* Add tests for throwErrnoExc

And fixed bug in throwing ENOCSI

Signed-off-by: Cary Phillips <cary@ilm.com>

* testMathExc

Signed-off-by: Cary Phillips <cary@ilm.com>

* testMathExc

Signed-off-by: Cary Phillips <cary@ilm.com>

* typeinfo

Signed-off-by: Cary Phillips <cary@ilm.com>

* fix test2

Signed-off-by: Cary Phillips <cary@ilm.com>

* test3

Signed-off-by: Cary Phillips <cary@ilm.com>

---------

Signed-off-by: Cary Phillips <cary@ilm.com>

src/lib/Iex/IexThrowErrnoExc.cpp

@@ -209,7 +209,7 @@ throwErrnoExc (const std::string& text, int errnum)
         case EUNATCH: throw EunatchExc (tmp);
 #endif
 
-#if defined(ENOSCI)
+#if defined(ENOCSI)
         case ENOCSI: throw EnocsiExc (tmp);
 #endif
 

src/test/IexTest/CMakeLists.txt

@@ -5,6 +5,10 @@ add_executable(IexTest
   main.cpp
   testBaseExc.cpp
   testBaseExc.h
+  testMathExc.cpp
+  testMathExc.h
+  mathFuncs.cpp
+  mathFuncs.h
 )
 
 target_link_libraries(IexTest OpenEXR::Iex)

src/test/IexTest/main.cpp

@@ -8,6 +8,7 @@
 #endif
 
 #include <testBaseExc.h>
+#include <testMathExc.h>
 
 #include <string.h>
 
@@ -18,5 +19,6 @@ int
 main (int argc, char* argv[])
 {
     TEST (testBaseExc);
+    TEST (testMathExc);
     return 0;
 }

src/test/IexTest/mathFuncs.cpp

@@ -0,0 +1,28 @@
+#undef __THROW
+#include <math.h>
+#include <iostream>
+
+float
+divide (float x, float y)
+{
+    std::cout << x << " / " << y << std::endl;
+    return x / y;
+}
+
+float
+root (float x)
+{
+    std::cout << "sqrt (" << x << ")" << std::endl;
+    return sqrt (x);
+}
+
+float
+grow (float x, int y)
+{
+    std::cout << "grow (" << x << ", " << y << ")" << std::endl;
+
+    for (int i = 0; i < y; i++)
+	x = x * x;
+
+    return x;
+}

src/test/IexTest/mathFuncs.h

@@ -0,0 +1,5 @@
+
+float divide (float x, float y);
+float root (float x);
+float grow (float x, int y);
+