Fixes wording of examples (#49)

Co-authored-by: dcresswell <[email protected]>

examples/c-example.c

@@ -1,8 +1,8 @@
 
 #include "acutest.h"
 
-
-void test_tutorial(void)
+void
+test_tutorial(void)
 {
     void* mem;
 
@@ -20,13 +20,13 @@ test_fail(void)
 {
     int a, b;
 
-    /* This condition is designed to fail so you can see how the failed test
+    /* This condition is designed to fail so you can see what the failed test
      * output looks like. */
     a = 1;
     b = 2;
     TEST_CHECK(a + b == 5);
 
-    /* Also show TEST_CHECK_ in action */
+    /* Here is TEST_CHECK_ in action. */
     TEST_CHECK_(a + b == 5, "%d + %d == 5", a, b);
 
     /* We may also show more information about the failure. */
@@ -35,15 +35,13 @@ test_fail(void)
         TEST_MSG("b: %d", b);
     }
 
-    /* The macros TEST_MSG() do write down something only when the precedin
-     * condition fails, so we can avoid the 'if'. */
+    /* The macro TEST_MSG() only outputs something when the preceding
+     * condition fails, so we can avoid the 'if' statement. */
     TEST_CHECK(a + b == 3);
     TEST_MSG("a: %d", a);
     TEST_MSG("b: %d", b);
 }
 
-
-
 static void
 helper(void)
 {
@@ -59,7 +57,8 @@ test_abort(void)
 {
     helper();
 
-    /* This never happens because the test is aborted inside the helper(). */
+    /* This test never happens because the test is aborted inside the helper()
+     * function. */
     TEST_CHECK(1 * 2 == 2 * 1);
 }
 
@@ -69,11 +68,10 @@ test_crash(void)
     int* invalid = ((int*)NULL) + 0xdeadbeef;
 
     *invalid = 42;
-    TEST_CHECK_(1 == 1, "We should never get here, due to the write into "
-                        "the invalid address.");
+    TEST_CHECK_(1 == 1, "This should never execute, due to a write into "
+                        "an invalid address.");
 }
 
-
 TEST_LIST = {
     { "tutorial", test_tutorial },
     { "fail",     test_fail },

examples/cpp-example.cc

@@ -31,7 +31,7 @@ enum What {
 };
 
 /* This dummy function represents some code which we want to test.
- * As we are in C++, they can throw some exceptions.
+ * As this is written in C++, they can throw exceptions.
  */
 static void
 some_function(What what, const char* msg = NULL)
@@ -72,12 +72,12 @@ void test_exception_type(void)
     TEST_EXCEPTION(some_function(THROW_TEST_EXC), std::exception);
     TEST_EXCEPTION(some_function(THROW_INVALID_ARG), std::exception);
 
-    /* Uncommon types used as exceptions work too. */
+    /* Fundemental types used as exceptions work too. */
     TEST_EXCEPTION(some_function(THROW_CHAR_PTR), const char*);
     TEST_EXCEPTION(some_function(THROW_INT), int);
 
     /* These checks fail because the given code does not throw an exception
-     * at all, or throws something incompatible. */
+     * at all, or throws a different type of exception. */
     TEST_EXCEPTION(some_function(NO_THROW), std::exception);
     TEST_EXCEPTION(some_function(THROW_INT), std::exception);
     TEST_EXCEPTION(some_function(THROW_INVALID_ARG), TestException);
@@ -96,9 +96,7 @@ void test_uncaught_std_exception(void)
 void test_uncaught_strange_exception(void)
 {
     /* If the test throws unhandled exception, Acutest aborts the test unit
-     * and considers it a failure.
-     *
-     * Even if it is not derived from std::exception.
+     * and considers it a failure even if it is not derived from std::exception.
      */
     some_function(THROW_CHAR_PTR, "Acutest knows how to catch me :-)");
 }