Added tests

test/test_profiles.py

@@ -28,3 +28,22 @@ def test_compile_with_profiles(run_command, copy_sketch):
     # use profile with the required library -> should succeed
     result = run_command(["compile", "-m", "avr2", sketch_path])
     assert result.ok
+
+
+def test_builder_did_not_catch_libs_from_unused_platforms(run_command, copy_sketch):
+    # Init the environment explicitly
+    run_command(["core", "update-index"])
+
+    sketch_path = copy_sketch("sketch_with_error_including_wire")
+
+    # install two platforms with the Wire library bundled
+    assert run_command(["core", "install", "arduino:avr"])
+    assert run_command(["core", "install", "arduino:samd"])
+
+    # compile for AVR
+    result = run_command(["compile", "-b", "arduino:avr:uno", sketch_path])
+    assert result.failed
+
+    # check that the libary resolver did not take the SAMD bundled Wire library into account
+    assert "samd" not in result.stdout
+    assert "samd" not in result.stderr

test/testdata/sketch_with_error_including_wire/sketch_with_error_including_wire.ino

@@ -0,0 +1,3 @@
+#include <Wire.h>
+
+this sketch has syntax errors