log_level=INFO filters DEBUG from captured Jubilant logs

kepler/pyproject.toml

@@ -42,7 +42,7 @@ unit = [
 ]
 # Dependencies of integration tests
 integration = [
-    "jubilant>=1.8,<2",
+    "jubilant==1.12.0",
     "pytest",
     "pytest-jubilant>=2.0.1,<3",
     "PyYAML",
@@ -58,6 +58,10 @@ show_missing = true
 [tool.pytest.ini_options]
 minversion = "6.0"
 log_cli_level = "INFO"
+# Retain INFO logs in the "Captured log call" section when run interactively.
+# Otherwise, that section will have DEBUG logs (coming from log_file_level).
+log_level = "INFO"
+log_file_level = "DEBUG"
 
 # Linting tools configuration
 [tool.ruff]

kepler/tests/integration/test_charm.py

@@ -39,3 +39,16 @@ def test_deploy(charm: pathlib.Path, juju: jubilant.Juju):
     }
     juju.deploy(charm, app=APP_NAME, resources=resources)
     juju.wait(jubilant.all_active)
+
+
+def test_log_level_filters_debug_from_captured_logs(
+    juju: jubilant.Juju,
+    caplog: pytest.LogCaptureFixture,
+):
+    """With log_level=INFO, captured logs retain INFO but filter out DEBUG."""
+    juju.wait(jubilant.all_active)
+    wait_records = [r for r in caplog.records if r.name == "jubilant.wait"]
+    # Jubilant 1.12.0 logs app/unit status changes at INFO on the first poll.
+    assert any(r.levelno == logging.INFO for r in wait_records)
+    # The verbose gron diff is logged at DEBUG; log_level=INFO filters it out.
+    assert not any(r.levelno == logging.DEBUG for r in wait_records)

kosmos/pyproject.toml

@@ -42,7 +42,7 @@ unit = [
 ]
 # Dependencies of integration tests
 integration = [
-    "jubilant>=1.8,<2",
+    "jubilant==1.12.0",
     "pytest",
     "pytest-jubilant>=2.0.1,<3",
     "PyYAML",
@@ -58,6 +58,9 @@ show_missing = true
 [tool.pytest.ini_options]
 minversion = "6.0"
 log_cli_level = "INFO"
+# Without log_level set, the "Captured log call" section gets DEBUG logs coming
+# from log_file_level (the file handler lowers the root logger to DEBUG).
+log_file_level = "DEBUG"
 
 # Linting tools configuration
 [tool.ruff]

kosmos/tests/integration/test_charm.py

@@ -39,3 +39,17 @@ def test_deploy(charm: pathlib.Path, juju: jubilant.Juju):
     }
     juju.deploy(charm, app=APP_NAME, resources=resources)
     juju.wait(jubilant.all_active)
+
+
+@pytest.mark.xfail(strict=True, reason="without log_level=INFO, DEBUG logs are captured")
+def test_log_level_filters_debug_from_captured_logs(
+    juju: jubilant.Juju,
+    caplog: pytest.LogCaptureFixture,
+):
+    """With log_level=INFO, captured logs retain INFO but filter out DEBUG."""
+    juju.wait(jubilant.all_active)
+    wait_records = [r for r in caplog.records if r.name == "jubilant.wait"]
+    # Jubilant 1.12.0 logs app/unit status changes at INFO on the first poll.
+    assert any(r.levelno == logging.INFO for r in wait_records)
+    # The verbose gron diff is logged at DEBUG; log_level=INFO filters it out.
+    assert not any(r.levelno == logging.DEBUG for r in wait_records)