feat: adding MATCH parameter to mp_searchcols.sas to enable fuzzy matching on columns. Closes #14

tests/base/mp_searchcols.test.sas

@@ -0,0 +1,50 @@
+/**
+  @file
+  @brief Testing mp_searchcols.sas
+
+  <h4> SAS Macros </h4>
+  @li mp_searchcols.sas
+  @li mp_assertdsobs.sas
+
+
+**/
+
+
+/** Test 1 - full col match  */
+data example1;
+  var1=1;
+  var2=2;
+  var3=3;
+data example2;
+  var1=1;
+  var2=2;
+data example3;
+  var2=2;
+  var3=3;
+data example4;
+  matchmehere=1;
+data example5;
+  hereyoucan_matchme_also=1;
+data example6;
+  do_not_forget_me=1;
+data example7;
+  we_shall_not_forget=1;
+run;
+
+%mp_searchcols(libs=work,cols=var1 var2,outds=testme)
+
+%mp_assertdsobs(work.testme,
+  desc=Test1 - check exact variables are found,
+  test=EQUALS 3,
+  outds=work.test_results
+)
+
+/* test 2 - wildcard match */
+
+%mp_searchcols(libs=work,cols=matchme forget,match=WILD, outds=testme2)
+
+%mp_assertdsobs(work.testme2,
+  desc=Test1 - check fuzzy matches are found,
+  test=EQUALS 4,
+  outds=work.test_results
+)