refactor(tests,lint): introduce shared cluster/eviction helpers and drop ireturn suppressions

.golangci.yaml

@@ -63,37 +63,6 @@ linters:
     # (access to unexported helpers without re-exporting). Documented choice.
     - testpackage
 
-  exclusions:
-    # Path-based exclusions for rules that produce false-positive noise on test
-    # code without corresponding signal. Production code remains under the full
-    # rule set; only `_test.go` files are exempted from these specific rules.
-    #
-    # Justification per rule:
-    #   - funlen / cyclop / gocognit: tests legitimately have long bodies
-    #     (setup -> many actions -> many assertions); splitting into helpers
-    #     adds noise without surfacing real defects.
-    #   - dupl: table-driven test bodies repeat by design.
-    #   - gocritic: subjective stylistic suggestions, low signal on tests.
-    #   - goconst: short fixture strings ("v1", "key1") naturally repeat in
-    #     tests; constants would obscure intent.
-    #   - noinlineerr: stylistic preference, not a defect.
-    #   - revive function-length / cognitive-complexity / cyclomatic: same
-    #     reasons as funlen / cyclop / gocognit (revive's variants).
-    rules:
-      - path: _test\.go$
-        linters:
-          - funlen
-          - cyclop
-          - gocognit
-          - dupl
-          - gocritic
-          - goconst
-          - noinlineerr
-      - path: _test\.go$
-        linters:
-          - revive
-        text: '^(function-length|cognitive-complexity|cyclomatic):'
-
   settings:
     cyclop:
       # The maximal code complexity to report.

bench-step3.txt

@@ -0,0 +1,26 @@
+goos: darwin
+goarch: arm64
+pkg: github.com/hyp3rd/hypercache/pkg/cache/v2
+cpu: Apple M4 Pro
+BenchmarkConcurrentMap_Count-14            	122877582	         9.726 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_Count-14            	122084272	         9.828 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_Count-14            	123835690	         9.683 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_Count-14            	122782857	         9.763 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_Count-14            	124295282	         9.649 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_CountParallel-14    	79226004	        13.44 ns/op	       9 B/op	       0 allocs/op
+BenchmarkConcurrentMap_CountParallel-14    	82377501	        13.32 ns/op	       9 B/op	       0 allocs/op
+BenchmarkConcurrentMap_CountParallel-14    	93374600	        12.83 ns/op	       9 B/op	       0 allocs/op
+BenchmarkConcurrentMap_CountParallel-14    	74157042	        14.11 ns/op	       9 B/op	       0 allocs/op
+BenchmarkConcurrentMap_CountParallel-14    	89445556	        13.49 ns/op	       8 B/op	       0 allocs/op
+BenchmarkConcurrentMap_GetShard-14         	100000000	        10.08 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_GetShard-14         	120268629	        10.01 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_GetShard-14         	100000000	        10.22 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_GetShard-14         	100000000	        10.03 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_GetShard-14         	100000000	        10.07 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_All-14              	   46454	     26087 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_All-14              	   44976	     26633 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_All-14              	   45357	     26457 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_All-14              	   41589	     27827 ns/op	       0 B/op	       0 allocs/op
+BenchmarkConcurrentMap_All-14              	   45512	     26454 ns/op	       0 B/op	       0 allocs/op
+PASS
+ok  	github.com/hyp3rd/hypercache/pkg/cache/v2	23.302s

cspell.config.yaml

@@ -27,10 +27,14 @@ ignorePaths:
   - "*.http"
   - compose.*.yaml
   - docs/mkdocs.yml
+  - bench-*.txt
+  - lint-*.txt
+  - race-*.log
 dictionaryDefinitions: []
 dictionaries: []
 words:
   - acks
+  - autosync
   - backpressure
   - benchmarkdist
   - benchmem
@@ -64,6 +68,7 @@ words:
   - excludeonly
   - exhaustruct
   - Fanout
+  - fatals
   - fctx
   - ferr
   - FLUSHALL
@@ -80,6 +85,8 @@ words:
   - gocache
   - goccy
   - gochecknoglobals
+  - goconst
+  - histogramcollector
   - gofiber
   - GOFILES
   - gofumpt
@@ -114,6 +121,7 @@ words:
   - Merkle
   - mfinal
   - Mgmt
+  - microbenchmark
   - mkdocs
   - mrand
   - mset
@@ -151,6 +159,7 @@ words:
   - stretchr
   - strfnv
   - strs
+  - subtest
   - subtests
   - sval
   - thelper