# core go test Run Go tests with coverage and filtered output. ## Usage ```bash core go test [flags] ``` ## Flags | Flag | Description | |------|-------------| | `--pkg` | Package to test (default: `./...`) | | `--run` | Run only tests matching regexp | | `--short` | Run only short tests | | `--race` | Enable race detector | | `--coverage` | Show detailed per-package coverage | | `--json` | Output JSON results | | `-v` | Verbose output | ## Examples ```bash core go test # All tests core go test --pkg ./pkg/core # Specific package core go test --run TestHash # Specific test core go test --coverage # With coverage core go test --race # Race detection ```