diff --git a/all.sas b/all.sas
index 944e4a6..2d7f5ce 100644
--- a/all.sas
+++ b/all.sas
@@ -298,9 +298,9 @@ options noquotelenmax;
   @file
   @brief Checks if a set of variables ALL exist in a data set.
   @details Returns 0 if ANY of the variables do not exist, or 1 if they ALL do.
-    Usage:
+  Usage:
 
-        %put %mf_existVarList(sashelp.class, age sex name dummyvar)
+      %put %mf_existVarList(sashelp.class, age sex name dummyvar);
 
   <h4> SAS Macros </h4>
   @li mf_abort.sas
@@ -1782,6 +1782,149 @@ Usage:
 %mend;
 
 /** @endcond *//**
+  @file
+  @brief Asserts the existence (or not) of columns
+  @details Useful in the context of writing sasjs tests.  The results of the
+  test are _appended_ to the &outds. table.
+
+  Example usage:
+
+      %mp_assertcols(sashelp.class,
+        cols=name age sex,
+        test=ALL,
+        desc=check all columns exist
+      )
+
+      %mp_assertcols(sashelp.class,
+        cols=a b c,
+        test=NONE
+      )
+
+      %mp_assertcols(sashelp.class,
+        cols=age depth,
+        test=ANY
+      )
+
+  <h4> SAS Macros </h4>
+  @li mf_existds.sas
+  @li mf_existvarlist.sas
+  @li mf_wordsinstr1butnotstr2.sas
+  @li mp_abort.sas
+
+
+  @param [in] inds The input library.dataset to test for values
+  @param [in] cols= The list of columns to check for
+  @param [in] desc= (Testing observations) The user provided test description
+  @param [in] test= (ALL) The test to apply.  Valid values are:
+    @li ALL - Test is a PASS if ALL columns exist in &inds
+    @li ANY - Test is a PASS if ANY of the columns exist in &inds
+    @li NONE - Test is a PASS if NONE of the columns exist in &inds
+  @param [out] outds= (work.test_results) The output dataset to contain the
+  results.  If it does not exist, it will be created, with the following format:
+  |TEST_DESCRIPTION:$256|TEST_RESULT:$4|TEST_COMMENTS:$256|
+  |---|---|---|
+  |User Provided description|PASS|Column &inds contained ALL columns|
+
+
+  <h4> Related Macros </h4>
+  @li mp_assertdsobs.sas
+  @li mp_assertcolvals.sas
+  @li mp_assertdsobs.sas
+
+  @version 9.2
+  @author Allan Bowe
+
+**/
+
+%macro mp_assertcols(inds,
+  cols=0,
+  test=ALL,
+  desc=0,
+  outds=work.test_results
+)/*/STORE SOURCE*/;
+
+  %mp_abort(iftrue= (&syscc ne 0)
+    ,mac=&sysmacroname
+    ,msg=%str(syscc=&syscc - on macro entry)
+  )
+
+  %local lib ds ;
+  %let lib=%scan(&inds,1,%str(.));
+  %let ds=%scan(&inds,2,%str(.));
+  %let cols=%upcase(&cols);
+
+  %mp_abort(iftrue= (%mf_existds(&lib..&ds)=0)
+    ,mac=&sysmacroname
+    ,msg=%str(&lib..&ds not found!)
+  )
+
+  %mp_abort(iftrue= (&cols=0)
+    ,mac=&sysmacroname
+    ,msg=%str(No cols provided)
+  )
+
+
+  %let test=%upcase(&test);
+
+  %if &test ne ANY and &test ne ALL and &test ne NONE %then %do;
+    %mp_abort(
+      mac=&sysmacroname,
+      msg=%str(Invalid test - &test)
+    )
+  %end;
+
+  /**
+    * now do the actual test!
+    */
+  %local result;
+  %if %mf_existVarList(&inds,&cols)=1 %then %let result=ALL;
+  %else %do;
+    %local targetcols compare;
+    %let targetcols=%upcase(%mf_getvarlist(&inds));
+    %let compare=%mf_wordsinstr1butnotstr2(
+        Str1=&cols,
+        Str2=&targetcols
+      );
+    %if %cmpres(&compare)=%cmpres(&cols) %then %let result=NONE;
+    %else %let result=SOME;
+  %end;
+
+  data;
+    length test_description $256 test_result $4 test_comments $256;
+    test_description=symget('desc');
+    if test_description='0'
+    then test_description="Testing &inds for existence of &test of: &cols";
+
+    test_result='FAIL';
+    test_comments="&sysmacroname: &inds has &result columns ";
+  %if &test=ALL %then %do;
+    %if &result=ALL %then %do;
+      test_result='PASS';
+    %end;
+  %end;
+  %else %if &test=ANY %then %do;
+    %if &result=SOME %then %do;
+      test_result='PASS';
+    %end;
+  %end;
+  %else %if &test=NONE %then %do;
+    %if &result=NONE %then %do;
+      test_result='PASS';
+    %end;
+  %end;
+  %else %do;
+    test_comments="&sysmacroname: Unsatisfied test condition - &test";
+  %end;
+  run;
+
+  %local ds;
+  %let ds=&syslast;
+  proc append base=&outds data=&ds;
+  run;
+  proc sql;
+  drop table &ds;
+
+%mend;/**
   @file
   @brief Asserts the values in a column
   @details Useful in the context of writing sasjs tests.  The results of the
@@ -6111,11 +6254,11 @@ alter table &libds modify &var char(&len);
   @file
   @brief Creates a zip file
   @details For DIRECTORY usage, will ignore subfolders. For DATASET usage,
-    provide a column that contains the full file path to each file to be zipped.
+  provide a column that contains the full file path to each file to be zipped.
 
-    %mp_zip(in=myzips,type=directory,outname=myDir)
-    %mp_zip(in=/my/file/path.txt,type=FILE,outname=myFile)
-    %mp_zip(in=SOMEDS,incol=FPATH,type=DATASET,outname=myFile)
+      %mp_zip(in=myzips,type=directory,outname=myDir)
+      %mp_zip(in=/my/file/path.txt,type=FILE,outname=myFile)
+      %mp_zip(in=SOMEDS,incol=FPATH,type=DATASET,outname=myFile)
 
   If you are sending zipped output to the _webout destination as part of an STP
   be sure that _debug is not set (else the SPWA will send non zipped content
diff --git a/base/mf_existvarlist.sas b/base/mf_existvarlist.sas
index 03e6aa3..7677d1e 100755
--- a/base/mf_existvarlist.sas
+++ b/base/mf_existvarlist.sas
@@ -2,9 +2,9 @@
   @file
   @brief Checks if a set of variables ALL exist in a data set.
   @details Returns 0 if ANY of the variables do not exist, or 1 if they ALL do.
-    Usage:
+  Usage:
 
-        %put %mf_existVarList(sashelp.class, age sex name dummyvar)
+      %put %mf_existVarList(sashelp.class, age sex name dummyvar);
 
   <h4> SAS Macros </h4>
   @li mf_abort.sas
diff --git a/base/mp_assertcols.sas b/base/mp_assertcols.sas
new file mode 100644
index 0000000..6298b27
--- /dev/null
+++ b/base/mp_assertcols.sas
@@ -0,0 +1,144 @@
+/**
+  @file
+  @brief Asserts the existence (or not) of columns
+  @details Useful in the context of writing sasjs tests.  The results of the
+  test are _appended_ to the &outds. table.
+
+  Example usage:
+
+      %mp_assertcols(sashelp.class,
+        cols=name age sex,
+        test=ALL,
+        desc=check all columns exist
+      )
+
+      %mp_assertcols(sashelp.class,
+        cols=a b c,
+        test=NONE
+      )
+
+      %mp_assertcols(sashelp.class,
+        cols=age depth,
+        test=ANY
+      )
+
+  <h4> SAS Macros </h4>
+  @li mf_existds.sas
+  @li mf_existvarlist.sas
+  @li mf_wordsinstr1butnotstr2.sas
+  @li mp_abort.sas
+
+
+  @param [in] inds The input library.dataset to test for values
+  @param [in] cols= The list of columns to check for
+  @param [in] desc= (Testing observations) The user provided test description
+  @param [in] test= (ALL) The test to apply.  Valid values are:
+    @li ALL - Test is a PASS if ALL columns exist in &inds
+    @li ANY - Test is a PASS if ANY of the columns exist in &inds
+    @li NONE - Test is a PASS if NONE of the columns exist in &inds
+  @param [out] outds= (work.test_results) The output dataset to contain the
+  results.  If it does not exist, it will be created, with the following format:
+  |TEST_DESCRIPTION:$256|TEST_RESULT:$4|TEST_COMMENTS:$256|
+  |---|---|---|
+  |User Provided description|PASS|Column &inds contained ALL columns|
+
+
+  <h4> Related Macros </h4>
+  @li mp_assertdsobs.sas
+  @li mp_assertcolvals.sas
+  @li mp_assertdsobs.sas
+
+  @version 9.2
+  @author Allan Bowe
+
+**/
+
+%macro mp_assertcols(inds,
+  cols=0,
+  test=ALL,
+  desc=0,
+  outds=work.test_results
+)/*/STORE SOURCE*/;
+
+  %mp_abort(iftrue= (&syscc ne 0)
+    ,mac=&sysmacroname
+    ,msg=%str(syscc=&syscc - on macro entry)
+  )
+
+  %local lib ds ;
+  %let lib=%scan(&inds,1,%str(.));
+  %let ds=%scan(&inds,2,%str(.));
+  %let cols=%upcase(&cols);
+
+  %mp_abort(iftrue= (%mf_existds(&lib..&ds)=0)
+    ,mac=&sysmacroname
+    ,msg=%str(&lib..&ds not found!)
+  )
+
+  %mp_abort(iftrue= (&cols=0)
+    ,mac=&sysmacroname
+    ,msg=%str(No cols provided)
+  )
+
+
+  %let test=%upcase(&test);
+
+  %if &test ne ANY and &test ne ALL and &test ne NONE %then %do;
+    %mp_abort(
+      mac=&sysmacroname,
+      msg=%str(Invalid test - &test)
+    )
+  %end;
+
+  /**
+    * now do the actual test!
+    */
+  %local result;
+  %if %mf_existVarList(&inds,&cols)=1 %then %let result=ALL;
+  %else %do;
+    %local targetcols compare;
+    %let targetcols=%upcase(%mf_getvarlist(&inds));
+    %let compare=%mf_wordsinstr1butnotstr2(
+        Str1=&cols,
+        Str2=&targetcols
+      );
+    %if %cmpres(&compare)=%cmpres(&cols) %then %let result=NONE;
+    %else %let result=SOME;
+  %end;
+
+  data;
+    length test_description $256 test_result $4 test_comments $256;
+    test_description=symget('desc');
+    if test_description='0'
+    then test_description="Testing &inds for existence of &test of: &cols";
+
+    test_result='FAIL';
+    test_comments="&sysmacroname: &inds has &result columns ";
+  %if &test=ALL %then %do;
+    %if &result=ALL %then %do;
+      test_result='PASS';
+    %end;
+  %end;
+  %else %if &test=ANY %then %do;
+    %if &result=SOME %then %do;
+      test_result='PASS';
+    %end;
+  %end;
+  %else %if &test=NONE %then %do;
+    %if &result=NONE %then %do;
+      test_result='PASS';
+    %end;
+  %end;
+  %else %do;
+    test_comments="&sysmacroname: Unsatisfied test condition - &test";
+  %end;
+  run;
+
+  %local ds;
+  %let ds=&syslast;
+  proc append base=&outds data=&ds;
+  run;
+  proc sql;
+  drop table &ds;
+
+%mend;
\ No newline at end of file
diff --git a/base/mp_zip.sas b/base/mp_zip.sas
index 45b8c06..97377a9 100644
--- a/base/mp_zip.sas
+++ b/base/mp_zip.sas
@@ -2,11 +2,11 @@
   @file
   @brief Creates a zip file
   @details For DIRECTORY usage, will ignore subfolders. For DATASET usage,
-    provide a column that contains the full file path to each file to be zipped.
+  provide a column that contains the full file path to each file to be zipped.
 
-    %mp_zip(in=myzips,type=directory,outname=myDir)
-    %mp_zip(in=/my/file/path.txt,type=FILE,outname=myFile)
-    %mp_zip(in=SOMEDS,incol=FPATH,type=DATASET,outname=myFile)
+      %mp_zip(in=myzips,type=directory,outname=myDir)
+      %mp_zip(in=/my/file/path.txt,type=FILE,outname=myFile)
+      %mp_zip(in=SOMEDS,incol=FPATH,type=DATASET,outname=myFile)
 
   If you are sending zipped output to the _webout destination as part of an STP
   be sure that _debug is not set (else the SPWA will send non zipped content