CI: Put Spyder source tree outside the plugin source tree

Before, the Spyder source tree was nested inside the plugin source
tree which was messy and may have generated errors.

.github/scripts/generate-without-spyder.py

@@ -7,11 +7,15 @@
 """Script to generate requirements/without-spyder.txt"""
 
 import re
+from pathlib import Path
 
-with open('requirements/conda.txt') as infile:
-    with open('requirements/without-spyder.txt', 'w') as outfile:
+rootdir = Path(__file__).parents[2]
+input_filename = rootdir / 'requirements' / 'conda.txt'
+output_filename = rootdir / 'requirements' / 'without-spyder.txt'
+
+with open(input_filename) as infile:
+    with open(output_filename, 'w') as outfile:
         for line in infile:
             package_name = re.match('[-a-z0-9_]*', line).group(0)
             if package_name != 'spyder':
                 outfile.write(line)
-

.github/workflows/run-tests.yml

@@ -27,6 +27,8 @@ jobs:
     steps:
       - name: Checkout branch
         uses: actions/checkout@v4
+        with:
+           path: 'spyder-unittest'
       - name: Install System Packages
         if: matrix.OS == 'ubuntu'
         run: | 
@@ -64,20 +66,20 @@ jobs:
         if: matrix.SPYDER_SOURCE == 'git'
         shell: bash -l {0}
         run: |
-          python .github/scripts/generate-without-spyder.py
-          mamba install --file requirements/without-spyder.txt -y
+          python spyder-unittest/.github/scripts/generate-without-spyder.py
+          mamba install --file spyder-unittest/requirements/without-spyder.txt -y
       - name: Install plugin dependencies
         if: matrix.SPYDER_SOURCE == 'conda'
         shell: bash -l {0}
-        run: mamba install --file requirements/conda.txt -y
+        run: mamba install --file spyder-unittest/requirements/conda.txt -y
       - name: Install test dependencies
         shell: bash -l {0}
         run: |
           mamba install nomkl -y -q
-          mamba install --file requirements/tests.txt -y
+          mamba install --file spyder-unittest/requirements/tests.txt -y
       - name: Install plugin
         shell: bash -l {0}
-        run: pip install --no-deps -e .
+        run: pip install --no-deps -e spyder-unittest
       - name: Show environment information
         shell: bash -l {0}
         run: |
@@ -92,7 +94,7 @@ jobs:
           shell: bash
           command: |
             . ~/.profile
-            xvfb-run --auto-servernum pytest spyder_unittest -vv
+            xvfb-run --auto-servernum pytest spyder-unittest/spyder_unittest -vv
       - name: Run tests (MacOS)
         if: matrix.OS == 'macos'
         uses: nick-fields/retry@v3
@@ -102,11 +104,11 @@ jobs:
           shell: bash
           command: |
             . ~/.profile
-            pytest spyder_unittest -vv
+            pytest spyder-unittest/spyder_unittest -vv
       - name: Run tests (Windows)
         if: matrix.OS == 'windows'
         uses: nick-fields/retry@v3
         with:
           timeout_minutes: 10
           max_attempts: 3
-          command: pytest spyder_unittest -vv
+          command: pytest spyder-unittest/spyder_unittest -vv