Add :office-integrationns lein test selector for tests that require the presense of LibreOffice or OpenOffice.

Update Readme with testing notes.

Author: keanedp

README.md

@@ -23,6 +23,10 @@ Lein:
     - [Grids](#grids)
     - [Templates](#templates)
 - [Roadmap](#roadmap)
+- [Development](#development)
+    - [Unit Tests](#unit-tests)
+    - [Office Integration Tests](#office-integration-tests)
+    - [All Tests](#all-tests)
 
 ## Getting Started
 
@@ -250,3 +254,26 @@ For example, you can try:
 - A way to read in a saved workbook to the `{sheet-name [[cell]]}` format. I'm 
   not sure what the best way to extract style data is, since there are so many
   possible values.
+
+## Development
+
+### Unit Tests
+
+Standard unit tests can be run with the following command:
+
+`$ lein test`
+
+### Office Integration Tests
+
+This test selector is designed to run tests that are dependent on the presence of LibreOffice or OpenOffice. 
+
+These tests can be run with:
+
+`$ lein test :office-integrations`
+
+### All Tests
+
+Run all tests with the following command:
+
+`$ lein test :all`
+ 

project.clj

@@ -9,4 +9,6 @@
                  [org.apache.poi/poi-ooxml "5.2.0"]
                  [org.jodconverter/jodconverter-local "4.4.2"]]
   :profiles {:test {:dependencies [[org.apache.logging.log4j/log4j-core "2.17.1"]
-                                   [org.slf4j/slf4j-nop "1.7.36"]]}})
+                                   [org.slf4j/slf4j-nop "1.7.36"]]}}
+  :test-selectors {:default             (complement :office-integrations)
+                   :office-integrations :office-integrations})

test/excel_clj/file_test.clj

@@ -3,7 +3,7 @@
             [excel-clj.file :as file]
             [clojure.java.io :as io]))
 
-(deftest convert-to-pdf-test
+(deftest ^:office-integrations convert-to-pdf-test
   (let [input-file (clojure.java.io/resource "uptime-template.xlsx")
         temp-pdf-file (io/file (file/temp ".pdf"))]
     (try