Add manual trigger for test install CI

.github/workflows/install.yaml

@@ -1,12 +1,14 @@
-name: Install
+name: Test installation
 
 on:
+  workflow_dispatch:
   schedule:
     # * is a special character in YAML so you have to quote this string
     - cron:  '0 0 * * 3'
 
 jobs:
   test-pypi-install:
+    name: Test PyPI install (${{ matrix.python-version }}, ${{ matrix.os }})
     runs-on: "${{ matrix.os }}"
     strategy:
       fail-fast: false
@@ -25,6 +27,34 @@ jobs:
         pip install openscm-units
     - name: Checkout repository
       uses: actions/checkout@v3
-    - name: Test installation (${{ matrix.os }} Python ${{ matrix.python-version }})
+    - name: Test installation
       run: |
+        which python
+        python scripts/test-install.py
+
+  test-micromamba-installation:
+    name: Test (micro)mamba install (${{ matrix.python-version }}, ${{ matrix.os }})
+    runs-on: "${{ matrix.os }}"
+    strategy:
+      fail-fast: false
+      matrix:
+        os: ["ubuntu-latest", "macos-latest", "windows-latest"]
+        python-version: [ "3.9", "3.10", "3.11" ]
+
+    steps:
+    - name: Setup (micro)mamba and install package
+      uses: mamba-org/setup-micromamba@v1
+      with:
+        environment-name: test-mamba-install
+        create-args: >-
+          python=${{ matrix.python-version }}
+          -c conda-forge
+          openscm-units
+        init-shell: bash
+    - name: Checkout repository
+      uses: actions/checkout@v3
+    - name: Test installation
+      shell: bash -leo pipefail {0}
+      run: |
+        which python
         python scripts/test-install.py

README.md

@@ -9,8 +9,6 @@ https://myst-parser.readthedocs.io/en/latest/syntax/organising_content.html#inse
 
 Handling of units related to simple climate modelling.
 
-
-
 [![CI](https://github.com/openscm/openscm-units/actions/workflows/ci.yaml/badge.svg?branch=main)](https://github.com/openscm/openscm-units/actions/workflows/ci.yaml)
 [![Coverage](https://codecov.io/gh/openscm/openscm-units/branch/main/graph/badge.svg)](https://codecov.io/gh/openscm/openscm-units)
 [![Docs](https://readthedocs.org/projects/openscm-units/badge/?version=latest)](https://openscm-units.readthedocs.io)
@@ -25,7 +23,6 @@ Handling of units related to simple climate modelling.
 [![Last Commit](https://img.shields.io/github/last-commit/openscm/openscm-units.svg)](https://github.com/openscm/openscm-units/commits/main)
 [![Contributors](https://img.shields.io/github/contributors/openscm/openscm-units.svg)](https://github.com/openscm/openscm-units/graphs/contributors)
 
-
 <!--- sec-end-description -->
 
 Full documentation can be found at:
@@ -37,14 +34,14 @@ don't render correctly on GitHub's viewer.
 
 <!--- sec-begin-installation -->
 
-OpenSCM-Units can be installed with conda or pip:
+OpenSCM-Units can be installed with pip, mamba or conda:
 
 ```bash
 pip install openscm-units
+mamba install -c conda-forge openscm-units
 conda install -c conda-forge openscm-units
 ```
 
-
 <!--- sec-end-installation -->
 
 ### For developers
@@ -63,10 +60,9 @@ but we generally discourage this because it can be error prone.
 In order to create your environment, run `make virtual-environment`.
 
 If there are any issues, the messages from the `Makefile` should guide you
-through. If not, please raise an issue in the [issue tracker][issue_tracker].
+through. If not, please raise an issue in the
+[issue tracker](https://github.com/openscm/openscm-units/issues).
 
 For the rest of our developer docs, please see [](development-reference).
 
-[issue_tracker]: https://github.com/openscm/openscm-units/issues
-
 <!--- sec-end-installation-dev -->

changelog/50.trivial.md

@@ -0,0 +1 @@
+Fixed test installation CI