Add test (#13)

.github/workflows/ci.yaml

@@ -11,8 +11,14 @@ jobs:
       - uses: actions/checkout@v3
       - name: Install Nix
         uses: DeterminateSystems/nix-installer-action@main
-      - name: Run test
-        id: test
+      - name: Build example flake
+        id: example
         run: |
           cd ./example
           nix build -L --override-input process-compose-flake ..
+      - name: Run test
+        id: test
+        run: |
+          cd ./test
+          ./test.sh
+

.gitignore

@@ -1,2 +1,5 @@
 /example/data.sqlite
-/example/result
+/example/result
+
+/test/data.sqlite
+/test/result.txt

test/flake.lock

@@ -0,0 +1,113 @@
+{
+  "nodes": {
+    "flake-parts": {
+      "inputs": {
+        "nixpkgs-lib": "nixpkgs-lib"
+      },
+      "locked": {
+        "lastModified": 1685662779,
+        "narHash": "sha256-cKDDciXGpMEjP1n6HlzKinN0H+oLmNpgeCTzYnsA2po=",
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "rev": "71fb97f0d875fd4de4994dfb849f2c75e17eb6c3",
+        "type": "github"
+      },
+      "original": {
+        "owner": "hercules-ci",
+        "repo": "flake-parts",
+        "type": "github"
+      }
+    },
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1686089707,
+        "narHash": "sha256-LTNlJcru2qJ0XhlhG9Acp5KyjB774Pza3tRH0pKIb3o=",
+        "owner": "nixos",
+        "repo": "nixpkgs",
+        "rev": "af21c31b2a1ec5d361ed8050edd0303c31306397",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nixos",
+        "ref": "nixpkgs-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "nixpkgs-lib": {
+      "locked": {
+        "dir": "lib",
+        "lastModified": 1685564631,
+        "narHash": "sha256-8ywr3AkblY4++3lIVxmrWZFzac7+f32ZEhH/A8pNscI=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "4f53efe34b3a8877ac923b9350c874e3dcd5dc0a",
+        "type": "github"
+      },
+      "original": {
+        "dir": "lib",
+        "owner": "NixOS",
+        "ref": "nixos-unstable",
+        "repo": "nixpkgs",
+        "type": "github"
+      }
+    },
+    "process-compose-flake": {
+      "locked": {
+        "lastModified": 1680797953,
+        "narHash": "sha256-lFYbfId1IX6jh/wUf+gt3LyvE9HblS4hcBQcougSzX0=",
+        "owner": "Platonic-Systems",
+        "repo": "process-compose-flake",
+        "rev": "aee1b8d126a5efe5945513eb2fb343f3d68dca4b",
+        "type": "github"
+      },
+      "original": {
+        "owner": "Platonic-Systems",
+        "repo": "process-compose-flake",
+        "type": "github"
+      }
+    },
+    "root": {
+      "inputs": {
+        "flake-parts": "flake-parts",
+        "nixpkgs": "nixpkgs",
+        "process-compose-flake": "process-compose-flake",
+        "chinookDb": "chinookDb",
+        "systems": "systems"
+      }
+    },
+    "chinookDb": {
+      "flake": false,
+      "locked": {
+        "lastModified": 1645319735,
+        "narHash": "sha256-mrRf6ih55mHpaxiw+owvxLPVzRIbxxaj2rWEmLI5pZQ=",
+        "owner": "lerocha",
+        "repo": "chinook-database",
+        "rev": "e7e6d5f008e35d3f89d8b8a4f8d38e3bfa7e34bd",
+        "type": "github"
+      },
+      "original": {
+        "owner": "lerocha",
+        "repo": "chinook-database",
+        "type": "github"
+      }
+    },
+    "systems": {
+      "locked": {
+        "lastModified": 1681028828,
+        "narHash": "sha256-Vy1rq5AaRuLzOxct8nz4T6wlgyUR7zLU309k9mBC768=",
+        "owner": "nix-systems",
+        "repo": "default",
+        "rev": "da67096a3b9bf56a91d16901293e51ba5b49a27e",
+        "type": "github"
+      },
+      "original": {
+        "owner": "nix-systems",
+        "repo": "default",
+        "type": "github"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

test/flake.nix

@@ -0,0 +1,52 @@
+{
+  description = "process-compose-flake test";
+  inputs = {
+    nixpkgs.url = "github:nixos/nixpkgs/nixpkgs-unstable";
+    flake-parts.url = "github:hercules-ci/flake-parts";
+    systems.url = "github:nix-systems/default";
+    process-compose-flake.url = "github:Platonic-Systems/process-compose-flake";
+  };
+  outputs = inputs:
+    inputs.flake-parts.lib.mkFlake { inherit inputs; } {
+      systems = import inputs.systems;
+      imports = [
+        inputs.process-compose-flake.flakeModule
+      ];
+      perSystem = { pkgs, lib, ... }: {
+        process-compose = {
+          # This adds a `self.packages.default`
+          configs."default" = {
+            processes = {
+
+              # Create .sqlite database from chinook database.
+              sqlite-init.command = 
+              let
+                sqlFile = pkgs.writeTextFile {
+                  name = "data.sql";
+                  text = ''
+                    CREATE TABLE demo (val TEXT);
+                    INSERT INTO demo VALUES ("Hello");
+                  '';
+                };
+              in ''
+                echo "`date`: Creating database..."
+                ${lib.getExe pkgs.sqlite} data.sqlite < ${sqlFile}
+                echo "`date`: Done."
+              '';
+
+              # Query something, write to result.txt
+              sqlite-query = {
+                command = ''
+                  ${lib.getExe pkgs.sqlite} data.sqlite \
+                    'select val from demo where val = "Hello"' \
+                    > result.txt
+                '';
+                # The 'depends_on' will have this process wait until the above one is completed.
+                depends_on."sqlite-init".condition = "process_completed_successfully";
+              };
+            };
+          };
+        };
+      };
+    };
+}

test/test.sh

@@ -0,0 +1,3 @@
+rm -f ./data.sqlite
+nix run -L --override-input process-compose-flake .. . -- -t=false
+[[ $(cat result.txt) == "Hello" ]] && echo "Test passed" || (echo "Test failed" && exit 1)