Remove old tests and add development workflow tests

.github/workflows/test-develop-classic.yml

@@ -1,4 +1,4 @@
-name: "Test"
+name: "Development workflow - nix-shell"
 on:
   pull_request:
   push:
@@ -13,5 +13,9 @@ jobs:
     steps:
     - uses: actions/checkout@v2
     - uses: cachix/install-nix-action@v16
-    - name: build
-      run: NIX_PATH=nixpkgs=https://github.com/NixOS/nixpkgs/archive/nixpkgs-unstable.tar.gz nix-build --expr '(import <nixpkgs> { }).callPackage ./. { }'
+      with:
+        nix_path: nixpkgs=channel:nixos-unstable
+    - name: Build
+      run: nix-shell --run 'meson build && cd build && ninja'
+    - name: Run tests
+      run: nix-shell --run 'pytest ./tests'

.github/workflows/test-develop-flakes.yml

@@ -1,4 +1,4 @@
-name: "Flake test"
+name: "Development workflow - flakes"
 on:
   pull_request:
   push:
@@ -16,11 +16,7 @@ jobs:
           # Nix Flakes doesn't work on shallow clones
           fetch-depth: 0
     - uses: cachix/install-nix-action@v16
-    - name: List flake structure
-      run: nix flake show
     - name: Build
-      run: nix build --out-link result
+      run: nix develop -c bash -c 'meson build && cd build && ninja'
     - name: Run tests
-      run: |
-        nix develop -c install -D ./result/bin/nix-eval-jobs ./build/src/nix-eval-jobs
-        nix develop -c pytest ./tests
+      run: nix develop -c pytest ./tests