Files
vociferate/coverage-gate/parse_test.go
Micheal Wilkinson 532f6a98d8
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feat: extract coverage-gate action from Cue for reuse across projects
- Move coveragegate tool from cue/tools to vociferate/coverage-gate
- Create composite action with JSON metrics output for CI
- Update tool to export passes/total_coverage/packages_checked/packages_failed
- Support per-package threshold policy via JSON configuration
- Change module path to git.hrafn.xyz/aether/vociferate/coverage-gate
2026-03-21 22:34:01 +00:00

89 lines
2.5 KiB
Go

package main
import (
"os"
"path/filepath"
"testing"
)
func TestParseCoverProfile_AppliesExclusions(t *testing.T) {
t.Parallel()
tmp := t.TempDir()
profile := filepath.Join(tmp, "coverage.out")
content := "mode: set\n" +
"git.hrafn.xyz/aether/cue/api/graph/generated.go:1.1,2.1 2 1\n" +
"git.hrafn.xyz/aether/cue/api/graph/resolver.go:1.1,2.1 2 1\n" +
"git.hrafn.xyz/aether/cue/service/llm/validator.go:1.1,2.1 2 0\n"
if err := os.WriteFile(profile, []byte(content), 0600); err != nil {
t.Fatalf("write profile: %v", err)
}
policy := Policy{
MinimumStatementCoverage: 80,
CriticalPackages: []PackagePolicy{
{Package: "git.hrafn.xyz/aether/cue/api/graph", Include: true, Exclusions: []string{"generated.go"}},
},
}
got, err := ParseCoverProfile(profile, policy)
if err != nil {
t.Fatalf("ParseCoverProfile() error = %v", err)
}
api := got["git.hrafn.xyz/aether/cue/api/graph"]
if api.Total != 2 || api.Covered != 2 {
t.Fatalf("api coverage mismatch: got %+v", api)
}
llm := got["git.hrafn.xyz/aether/cue/service/llm"]
if llm.Total != 2 || llm.Covered != 0 {
t.Fatalf("llm coverage mismatch: got %+v", llm)
}
}
func TestEvaluateCoverage_UsesPolicyThresholds(t *testing.T) {
t.Parallel()
pkgs := []string{
"git.hrafn.xyz/aether/cue/service/llm",
"git.hrafn.xyz/aether/cue/service/orchestrator",
}
byPkg := map[string]Coverage{
"git.hrafn.xyz/aether/cue/service/llm": {Covered: 8, Total: 10},
"git.hrafn.xyz/aether/cue/service/orchestrator": {Covered: 3, Total: 10},
}
policy := Policy{
MinimumStatementCoverage: 80,
CriticalPackages: []PackagePolicy{
{Package: "git.hrafn.xyz/aether/cue/service/orchestrator", MinimumStatementCoverage: 30, Include: true},
},
}
results := EvaluateCoverage(pkgs, byPkg, policy)
if len(results) != 2 {
t.Fatalf("expected 2 results, got %d", len(results))
}
if !results[0].Pass {
t.Fatalf("expected llm to pass at default threshold: %+v", results[0])
}
if !results[1].Pass {
t.Fatalf("expected orchestrator to pass at overridden threshold: %+v", results[1])
}
}
func TestEvaluateCoverage_NoStatementsPasses(t *testing.T) {
t.Parallel()
pkg := "git.hrafn.xyz/aether/cue/repository/vector"
results := EvaluateCoverage(
[]string{pkg},
map[string]Coverage{pkg: {Covered: 0, Total: 0}},
Policy{MinimumStatementCoverage: 80},
)
if len(results) != 1 {
t.Fatalf("expected 1 result, got %d", len(results))
}
if !results[0].Pass {
t.Fatalf("expected pass for no-statement package, got %+v", results[0])
}
}