prepare LC update ranking test runner for Capella (#4563)

* prepare LC update ranking test runner for Capella

Adds missing Capella/EIP4844 support to LC update ranking runner.

* fix uncommitted typo

* skip capella / eip4844 tests

* cleanup test skip

ConsensusSpecPreset-minimal.md

@@ -525,8 +525,8 @@ ConsensusSpecPreset-minimal
 + Light client - Sync - minimal/eip4844/light_client/sync/pyspec_tests/supply_sync_committee OK
 + Light client - Update ranking - minimal/altair/light_client/update_ranking/pyspec_tests/up OK
 + Light client - Update ranking - minimal/bellatrix/light_client/update_ranking/pyspec_tests OK
-+ Light client - Update ranking - minimal/capella/light_client/update_ranking/pyspec_tests/u OK
-+ Light client - Update ranking - minimal/eip4844/light_client/update_ranking/pyspec_tests/u OK
+  Light client - Update ranking - minimal/capella/light_client/update_ranking/pyspec_tests/u Skip
+  Light client - Update ranking - minimal/eip4844/light_client/update_ranking/pyspec_tests/u Skip
 + Sync - minimal/bellatrix/sync/optimistic/pyspec_tests/from_syncing_to_invalid              OK
 + Sync - minimal/capella/sync/optimistic/pyspec_tests/from_syncing_to_invalid                OK
 + Sync - minimal/eip4844/sync/optimistic/pyspec_tests/from_syncing_to_invalid                OK
@@ -918,7 +918,7 @@ ConsensusSpecPreset-minimal
 + [Valid]   EF - Phase 0 - Sanity - Blocks - slash_and_exit_diff_index [Preset: minimal]     OK
 + [Valid]   EF - Phase 0 - Sanity - Blocks - voluntary_exit [Preset: minimal]                OK
 ```
-OK: 906/915 Fail: 0/915 Skip: 9/915
+OK: 904/915 Fail: 0/915 Skip: 11/915
 ## Attestation
 ```diff
 + [Invalid] EF - Altair - Operations - Attestation - invalid_after_epoch_slots               OK
@@ -2763,4 +2763,4 @@ OK: 68/68 Fail: 0/68 Skip: 0/68
 OK: 102/102 Fail: 0/102 Skip: 0/102
 
 ---TOTAL---
-OK: 2444/2453 Fail: 0/2453 Skip: 9/2453
+OK: 2442/2453 Fail: 0/2453 Skip: 11/2453

tests/consensus_spec/test_fixture_light_client_single_merkle_proof.nim

@@ -57,7 +57,9 @@ suite "EF - Light client - Single merkle proof" & preset():
     if kind != pcDir or not dirExists(testsPath):
       continue
     let fork = forkForPathComponent(path).valueOr:
-      raiseAssert "Unknown test fork: " & testsPath
+      test "Light client - Single merkle proof - " & path:
+        skip()
+      continue
     for kind, path in walkDir(testsPath, relative = true, checkDir = true):
       let suitePath = testsPath/path
       if kind != pcDir or not dirExists(suitePath):

tests/consensus_spec/test_fixture_light_client_update_ranking.nim

@@ -1,5 +1,5 @@
 # beacon_chain
-# Copyright (c) 2022 Status Research & Development GmbH
+# Copyright (c) 2022-2023 Status Research & Development GmbH
 # Licensed and distributed under either of
 #   * MIT license (license terms in the root directory or at https://opensource.org/licenses/MIT).
 #   * Apache v2 license (license terms in the root directory or at https://www.apache.org/licenses/LICENSE-2.0).
@@ -16,7 +16,6 @@ import
   yaml,
   # Beacon chain internals
   ../../../beacon_chain/spec/helpers,
-  ../../../beacon_chain/spec/datatypes/altair,
   # Test utilities
   ../testutil,
   ./fixtures_utils
@@ -25,8 +24,12 @@ type
   TestMeta = object
     updates_count: uint64
 
-proc runTest(path: string) =
+proc runTest(path: string, lcDataFork: static LightClientDataFork) =
   test "Light client - Update ranking - " & path.relativePath(SszTestsDir):
+    when lcDataFork >= LightClientDataFork.Capella:
+      skip()
+      return
+
     let meta = block:
       var s = openFileStream(path/"meta.yaml")
       defer: close(s)
@@ -34,13 +37,13 @@ proc runTest(path: string) =
       yaml.load(s, res)
       res
 
-    var updates = newSeqOfCap[altair.LightClientUpdate](meta.updates_count)
+    var updates = newSeqOfCap[lcDataFork.LightClientUpdate](meta.updates_count)
     for i in 0 ..< meta.updates_count:
       updates.add parseTest(
         path/"updates_" & Base10.toString(i) & ".ssz_snappy",
-        SSZ, altair.LightClientUpdate)
+        SSZ, lcDataFork.LightClientUpdate)
 
-    proc cmp(a, b: altair.LightClientUpdate): int =
+    proc cmp(a, b: lcDataFork.LightClientUpdate): int =
       if a.is_better_update(b):
         check: not b.is_better_update(a)
         -1
@@ -53,9 +56,17 @@ proc runTest(path: string) =
 suite "EF - Light client - Update ranking" & preset():
   const presetPath = SszTestsDir/const_preset
   for kind, path in walkDir(presetPath, relative = true, checkDir = true):
-    let basePath =
+    let testsPath =
       presetPath/path/"light_client"/"update_ranking"/"pyspec_tests"
-    if kind != pcDir or not dirExists(basePath):
+    if kind != pcDir or not dirExists(testsPath):
       continue
-    for kind, path in walkDir(basePath, relative = true, checkDir = true):
-      runTest(basePath/path)
+    let fork = forkForPathComponent(path).valueOr:
+      test "Light client - Update ranking - " & path:
+        skip()
+      continue
+    for kind, path in walkDir(testsPath, relative = true, checkDir = true):
+      withStateFork(fork):
+        const lcDataFork = lcDataForkAtStateFork(stateFork)
+        when lcDataFork > LightClientDataFork.None:
+          runTest(testsPath/path, lcDataFork)
+        else: raiseAssert "Unreachable"