Improve the workflow to test both GMT master and 6.1 branches (#554)

Author: seisman

.github/workflows/ci_tests_dev.yaml

@@ -1,7 +1,7 @@
-# This workflow installs PyGMT dependencies, builds documentation and runs tests on GMT master
+# This workflow installs PyGMT dependencies, builds documentation and runs tests on GMT latest
 # For more information see: https://help.github.com/actions/language-and-framework-guides/using-python-with-github-actions
 
-name: GMT Master Tests
+name: GMT Latest Tests
 
 on:
   # push:
@@ -14,13 +14,14 @@ on:
 
 jobs:
   test_gmt_master:
-    name: ${{ matrix.os }} - Python ${{ matrix.python-version }}
+    name: ${{ matrix.os }} - GMT ${{ matrix.gmt_git_ref }}
     runs-on: ${{ matrix.os }}
     strategy:
       fail-fast: false
       matrix:
         python-version: [3.8]
         os: [ubuntu-20.04, macOS-10.15]
+        gmt_git_ref: [6.1, master]
     env:
       # LD_LIBRARY_PATH: ${{ github.workspace }}/gmt/lib:$LD_LIBRARY_PATH
       GMT_INSTALL_DIR: ${{ github.workspace }}/gmt-install-dir
@@ -54,9 +55,11 @@ jobs:
       - name: Install build dependencies
         run: conda install cmake libblas libcblas liblapack fftw gdal ghostscript libnetcdf hdf5 zlib curl pcre ipython pytest pytest-cov pytest-mpl
 
-      # Install GMT master branch
-      - name: Install GMT from master
+      # Build and install latest GMT from GitHub
+      - name: Install GMT ${{ matrix.gmt_git_ref }} branch
         run: curl https://raw.githubusercontent.com/GenericMappingTools/gmt/master/ci/build-gmt.sh | bash
+        env:
+          GMT_GIT_REF: ${{ matrix.gmt_git_ref }}
 
       # Download cached remote files (artifacts) from Github
       - name: Download remote data from Github

MAINTENANCE.md

@@ -54,7 +54,7 @@ There are 3 configuration files located in `.github/workflows`:
 This is ran on every commit on the *master* and Pull Request branches.
 It is also scheduled to run daily on the *master* branch.
 
-2. `ci_tests_dev.yaml` (GMT Master Tests on Linux/macOS).
+2. `ci_tests_dev.yaml` (GMT Latest Tests on Linux/macOS).
 
 This is only triggered when a review is requested or re-requested on a PR.
 It is also scheduled to run daily on the *master* branch.

README.rst

@@ -15,9 +15,9 @@ PyGMT
 .. image:: https://github.com/GenericMappingTools/pygmt/workflows/Tests/badge.svg
     :alt: GitHub Actions Tests status
     :target: https://github.com/GenericMappingTools/pygmt/actions?query=workflow%3ATests
-.. image:: https://github.com/GenericMappingTools/pygmt/workflows/GMT%20Master%20Tests/badge.svg
-    :alt: GitHub Actions GMT Master Tests status
-    :target: https://github.com/GenericMappingTools/pygmt/actions?query=workflow%3A"GMT+Master+Tests"
+.. image:: https://github.com/GenericMappingTools/pygmt/workflows/GMT%20Latest%20Tests/badge.svg
+    :alt: GitHub Actions GMT Latest Tests status
+    :target: https://github.com/GenericMappingTools/pygmt/actions?query=workflow%3A%22GMT+Latest+Tests%22
 .. image:: https://img.shields.io/codecov/c/github/GenericMappingTools/pygmt/master.svg?style=flat-square
     :alt: Test coverage status
     :target: https://codecov.io/gh/GenericMappingTools/pygmt