Improve locator and reporter test coverage #1378

Job	Run time
Tests (ubuntu-latest, x86_64-unknown-linux-musl, yes)	9m 28s
Tests in Containers (ci-homebrew-container, ubuntu-latest, homebrew/brew, x86_64-unknown-linux-musl)	3m 42s
Tests in Containers (ci-jupyter-container, ubuntu-latest, mcr.microsoft.com/devcontainers/univers...	4m 47s
Tests (macos-latest, x86_64-apple-darwin, yes)	11m 24s
Builds (windows-latest, x86_64-pc-windows-msvc)	1m 44s
Builds (ubuntu-latest, x86_64-unknown-linux-musl, yes)	2m 16s
Builds (macos-14, aarch64-apple-darwin, yes)	2m 7s
Builds (windows-latest, aarch64-pc-windows-msvc)	1m 48s
Tests (windows-latest, x86_64-pc-windows-msvc, yes)	9m 18s
Env Tests (ci-poetry-project, windows-latest, x86_64-pc-windows-msvc)	6m 18s
Env Tests (ci-poetry-project, ubuntu-latest, x86_64-unknown-linux-musl)	2m 45s
Tests (macos-14, aarch64-apple-darwin, yes)	13m 29s
Env Tests (ci-poetry-global, ubuntu-latest, x86_64-unknown-linux-musl)	2m 42s
Env Tests (ci-poetry-global, windows-latest, x86_64-pc-windows-msvc)	5m 37s
Env Tests (ci-poetry-custom, ubuntu-latest, x86_64-unknown-linux-musl)	2m 51s
Env Tests (ci-poetry-custom, windows-latest, x86_64-pc-windows-msvc)	5m 50s
Builds (macos-latest, x86_64-apple-darwin, yes)	2m 20s
	1h 28m 26s

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