update docs and tests

Author: mabdinur

docs/configuration.rst

@@ -726,7 +726,7 @@ Logs
 
    DD_LOGS_INJECTION:
      type: string
-     default: structured
+     default: "structured"
      description: Enables :ref:`Logs Injection`. Supported values are: ``false``, ``true``, and ``structured``.
 
    DD_TRACE_DEBUG:

tests/commands/test_runner.py

@@ -330,7 +330,7 @@ def test_info_no_configs():
         b"Application Security enabled: False",
         b"Remote Configuration enabled: False",
         b"Debug logging: False",
-        b"Log injection enabled: None",
+        b"Log injection enabled: structored",
         b"Health metrics enabled: False",
         b"Partial flushing enabled: True",
         b"Partial flush minimum number of spans: 300",
@@ -386,7 +386,7 @@ def test_info_w_configs():
         b"Remote Configuration enabled: True",
         b"IAST enabled (experimental)",
         b"Debug logging: True",
-        b"Log injection enabled: True",
+        b"Log injection enabled: true",
         b"Health metrics enabled: False",
         b"Partial flushing enabled: True",
         b"Partial flush minimum number of spans: 1000",

tests/integration/test_debug.py

@@ -86,7 +86,7 @@ def test_standard_tags():
     assert f.get("dd_version") == ""
     assert f.get("debug") is False
     assert f.get("enabled_cli") is False
-    assert f.get("log_injection_enabled") is None
+    assert f.get("log_injection_enabled") is "structured"  # This is a string because of the way the config is set up
     assert f.get("health_metrics_enabled") is False
     assert f.get("runtime_metrics_enabled") is False
     assert f.get("sampler_rules") == []
@@ -131,7 +131,7 @@ def test_env_config(self):
         f = debug.collect(ddtrace.tracer)
         assert f.get("agent_url") == "http://0.0.0.0:4321"
         assert f.get("health_metrics_enabled") is True
-        assert f.get("log_injection_enabled") is True
+        assert f.get("log_injection_enabled") == "true"
         assert f.get("env") == "prod"
         assert f.get("dd_version") == "123456"
         assert f.get("service") == "service"

tests/telemetry/test_writer.py

@@ -187,7 +187,7 @@ def test_app_started_event(telemetry_writer, test_agent_session, mock_time):
                     {"name": "trace_sample_rate", "origin": "default", "value": "1.0"},
                     {"name": "trace_sampling_rules", "origin": "default", "value": ""},
                     {"name": "trace_header_tags", "origin": "default", "value": ""},
-                    {"name": "logs_injection_enabled", "origin": "default", "value": "false"},
+                    {"name": "logs_injection_enabled", "origin": "default", "value": "structured"},
                     {"name": "trace_tags", "origin": "default", "value": ""},
                     {"name": "trace_enabled", "origin": "default", "value": "true"},
                     {"name": "instrumentation_config_id", "origin": "default", "value": ""},