Merge branch 'esp8266-native-library-backend' into esp8266-native-build-spec

tests/unit_tests/test_arduino8266_framework.py

@@ -152,3 +152,21 @@ def test_get_build_env_without_path_has_no_empty_entry(tmp_path: Path) -> None:
     ):
         env = framework.get_build_env(tmp_path)
     assert env["PATH"].split(os.pathsep) == [str(tmp_path / "bin"), "/usr/bin", "/bin"]
+
+
+def test_ccache_env_accepts_a_preresolved_path() -> None:
+    """A caller that already resolved ccache threads it through; the probe
+    must not run again (None means resolved-and-disabled)."""
+    with patch.object(framework, "ccache_path") as mock_resolve:
+        assert framework.ccache_env(None) == {}
+        env = framework.ccache_env("/usr/bin/ccache")
+    mock_resolve.assert_not_called()
+    assert env["CCACHE_DIR"].endswith("ccache")
+
+
+def test_toolchain_tool_layout(tmp_path: Path) -> None:
+    """One owner for the bin/xtensa-lx106-elf-<name> layout."""
+    tool = framework.toolchain_tool(tmp_path, "addr2line")
+    assert tool.parent == tmp_path / "bin"
+    assert tool.name.startswith("xtensa-lx106-elf-addr2line")
+    assert (tool.suffix == ".exe") is (os.name == "nt")

tests/unit_tests/test_arduino_library.py

@@ -774,7 +774,9 @@ def test_dict_shorthand_dependency_skips_registry_through_real_converter(
     (local_lib / "library.json").write_text(
         '{"name": "LocalLib", "version": "1.0.0", "dependencies": {"Wire": "*"}}'
     )
-    _add_library(f"file://{local_lib}", None)
+    # as_uri() forms a valid file:// URL on every platform (file:///C:/...
+    # on Windows; a bare f-string would embed backslashes)
+    _add_library(local_lib.as_uri(), None)
     # The real converter writes its component cache under the config dir
     CORE.config_path = tmp_path / "test.yaml"
     CORE.config_path.write_text("")