test: verify that pixi build logs build process when appropriate

tests/data/pixi_build/log-example/failing/pixi.toml

@@ -0,0 +1,20 @@
+[workspace]
+channels = [
+  "https://prefix.dev/pixi-build-backends",
+  "https://prefix.dev/conda-forge",
+]
+platforms = ["osx-arm64", "osx-64", "linux-64", "win-64"]
+preview = ["pixi-build"]
+
+[dependencies]
+simple-app = { path = "." }
+
+[tasks]
+start = "simple-app"
+
+[package]
+name = "simple-app"
+version = "0.1.0"
+
+[package.build]
+backend = { name = "pixi-build-rattler-build", version = "*" }

tests/data/pixi_build/log-example/failing/recipe.yaml

@@ -0,0 +1,13 @@
+package:
+  name: simple-app
+  version: 0.1.0
+
+build:
+  number: 0
+  script:
+    - echo Building package simple-app
+    - if: win
+      then:
+        - exit /b 1
+      else:
+        - exit 1

tests/data/pixi_build/log-example/working/pixi.toml

@@ -0,0 +1,20 @@
+[workspace]
+channels = [
+  "https://prefix.dev/pixi-build-backends",
+  "https://prefix.dev/conda-forge",
+]
+platforms = ["osx-arm64", "osx-64", "linux-64", "win-64"]
+preview = ["pixi-build"]
+
+[dependencies]
+simple-app = { path = "." }
+
+[tasks]
+start = "simple-app"
+
+[package]
+name = "simple-app"
+version = "0.1.0"
+
+[package.build]
+backend = { name = "pixi-build-rattler-build", version = "*" }

tests/data/pixi_build/log-example/working/recipe.yaml

@@ -0,0 +1,8 @@
+package:
+  name: simple-app
+  version: 0.1.0
+
+build:
+  number: 0
+  script:
+    - echo Building package simple-app

tests/integration_python/test_log.py

@@ -0,0 +1,54 @@
+import shutil
+from pathlib import Path
+
+from .common import ExitCode, verify_cli_command
+
+
+def test_log_working_default(pixi: Path, build_data: Path, tmp_pixi_workspace: Path) -> None:
+    test_data = build_data.joinpath("log-example", "working")
+
+    shutil.copytree(test_data, tmp_pixi_workspace, dirs_exist_ok=True)
+
+    verify_cli_command(
+        [
+            pixi,
+            "install",
+            "--manifest-path",
+            tmp_pixi_workspace,
+        ],
+        stderr_excludes="Building package simple-app",
+    )
+
+
+def test_log_working_verbose(pixi: Path, build_data: Path, tmp_pixi_workspace: Path) -> None:
+    test_data = build_data.joinpath("log-example", "working")
+
+    shutil.copytree(test_data, tmp_pixi_workspace, dirs_exist_ok=True)
+
+    verify_cli_command(
+        [
+            pixi,
+            "install",
+            "--verbose",
+            "--manifest-path",
+            tmp_pixi_workspace,
+        ],
+        stderr_contains="Building package simple-app",
+    )
+
+
+def test_log_failing(pixi: Path, build_data: Path, tmp_pixi_workspace: Path) -> None:
+    test_data = build_data.joinpath("log-example", "failing")
+
+    shutil.copytree(test_data, tmp_pixi_workspace, dirs_exist_ok=True)
+
+    verify_cli_command(
+        [
+            pixi,
+            "install",
+            "--manifest-path",
+            tmp_pixi_workspace,
+        ],
+        ExitCode.FAILURE,
+        stderr_contains="Building package simple-app",
+    )