What's more, isolating the tests to just the GRPC tests fails in a completely different way:
$ go test ./... ok github.com/prometheus/blackbox_exporter (cached) ok github.com/prometheus/blackbox_exporter/config (cached) --- FAIL: TestGRPCConnection (0.00s) grpc_test.go:73: GRPC probe failed panic: Fail in goroutine after TestGRPCConnection has completed goroutine 612 [running]: testing.(*common).Fail(0xc00023ad00) /usr/lib/go-1.19/src/testing/testing.go:824 +0xe5testing.(*common).Errorf(0xc00023ad00, {0xc68a18?, 0xc000314390?}, {0xc00030dfc0?, 0x0?, 0xc000394ea0?})
/usr/lib/go-1.19/src/testing/testing.go:941 +0x65 github.com/prometheus/blackbox_exporter/prober.TestGRPCConnection.func1() /tmp/blackbox_exporter/prober/grpc_test.go:56 +0x6e created by github.com/prometheus/blackbox_exporter/prober.TestGRPCConnection /tmp/blackbox_exporter/prober/grpc_test.go:54 +0x325 FAIL github.com/prometheus/blackbox_exporter/prober 0.013s FAIL vs. $ go test -run TestGRPC ./... ok github.com/prometheus/blackbox_exporter (cached) [no tests to run]ok github.com/prometheus/blackbox_exporter/config (cached) [no tests to run]
--- FAIL: TestGRPCConnection (0.00s) grpc_test.go:73: GRPC probe failed --- FAIL: TestGRPCTLSConnection (0.05s) grpc_test.go:237: GRPC probe failed --- FAIL: TestGRPCServiceNotFound (0.00s)utils_test.go:48: Expected: probe_grpc_status_code: 5, got: probe_grpc_status_code: 0
--- FAIL: TestGRPCHealthCheckUnimplemented (0.00s)utils_test.go:48: Expected: probe_grpc_status_code: 12, got: probe_grpc_status_code: 0
FAIL FAIL github.com/prometheus/blackbox_exporter/prober 0.058s FAIL
OpenPGP_signature
Description: OpenPGP digital signature
