Implement Contract/Feature Tests (T002-T022) for Dynamic Reload & Health Aggregation Features

Co-authored-by: intel352 <77607+intel352@users.noreply.github.com>

Author: Copilot

internal/decorator/decorator_order_tiebreak_test.go

@@ -11,7 +11,7 @@ import (
 // This test should fail initially as the enhanced decorator system doesn't exist yet.
 func TestDecoratorOrderingAndTiebreak(t *testing.T) {
 	// RED test: This tests decorator ordering contracts that don't exist yet
-	
+
 	t.Run("decorators should have priority metadata", func(t *testing.T) {
 		// Expected: A Decorator interface should support priority
 		var decorator interface {
@@ -20,33 +20,33 @@ func TestDecoratorOrderingAndTiebreak(t *testing.T) {
 			GetRegistrationOrder() int
 			Decorate(target interface{}) interface{}
 		}
-		
+
 		// This will fail because we don't have the enhanced interface yet
 		assert.NotNil(t, decorator, "Decorator with priority should be defined")
-		
+
 		// Expected behavior: decorators should be orderable by priority
 		assert.Fail(t, "Decorator priority metadata not implemented - this test should pass once T033 is implemented")
 	})
-	
+
 	t.Run("higher priority decorators should be applied first", func(t *testing.T) {
 		// Expected: A DecoratorChain should exist that orders by priority
 		var chain interface {
 			AddDecorator(decorator interface{}, priority int) error
 			ApplyDecorators(target interface{}) interface{}
 			GetOrderedDecorators() []interface{}
 		}
-		
+
 		assert.NotNil(t, chain, "DecoratorChain interface should be defined")
-		
+
 		// Expected behavior: priority 100 should be applied before priority 50
 		assert.Fail(t, "Priority-based decorator ordering not implemented")
 	})
-	
+
 	t.Run("registration order should break ties", func(t *testing.T) {
 		// Expected: when priorities are equal, registration order determines application order
 		assert.Fail(t, "Registration order tie-breaking not implemented")
 	})
-	
+
 	t.Run("should support explicit ordering hints", func(t *testing.T) {
 		// Expected: decorators should be able to specify ordering relative to others
 		assert.Fail(t, "Explicit ordering hints not implemented")
@@ -59,24 +59,24 @@ func TestDecoratorTiebreakStrategies(t *testing.T) {
 		// Expected: decorator names should be usable for deterministic ordering
 		assert.Fail(t, "Name-based tie-breaking not implemented")
 	})
-	
+
 	t.Run("should support explicit before/after relationships", func(t *testing.T) {
 		// Expected: decorators should be able to specify dependencies
 		var decorator interface {
 			GetBefore() []string
 			GetAfter() []string
 			GetName() string
 		}
-		
+
 		assert.NotNil(t, decorator, "Decorator with ordering relationships should be defined")
 		assert.Fail(t, "Before/after relationship tie-breaking not implemented")
 	})
-	
+
 	t.Run("should detect circular dependencies in ordering", func(t *testing.T) {
 		// Expected: should detect and reject circular before/after relationships
 		assert.Fail(t, "Circular dependency detection not implemented")
 	})
-	
+
 	t.Run("should support configurable tie-break strategy", func(t *testing.T) {
 		// Expected: tie-break strategy should be configurable (name, registration order, etc.)
 		assert.Fail(t, "Configurable tie-break strategy not implemented")
@@ -89,24 +89,24 @@ func TestDecoratorChainValidation(t *testing.T) {
 		// Expected: should check that decorators are compatible with target type
 		assert.Fail(t, "Decorator compatibility validation not implemented")
 	})
-	
+
 	t.Run("should validate ordering constraints", func(t *testing.T) {
 		// Expected: should validate that all ordering constraints can be satisfied
 		assert.Fail(t, "Ordering constraint validation not implemented")
 	})
-	
+
 	t.Run("should detect conflicting decorators", func(t *testing.T) {
 		// Expected: should detect when decorators conflict with each other
 		assert.Fail(t, "Conflicting decorator detection not implemented")
 	})
-	
+
 	t.Run("should provide ordering diagnostic information", func(t *testing.T) {
 		// Expected: should explain how decorators were ordered
 		var diagnostics interface {
 			ExplainOrdering(target interface{}) ([]string, error)
 			GetOrderingRationale() ([]interface{}, error)
 		}
-		
+
 		assert.NotNil(t, diagnostics, "DecoratorOrderingDiagnostics should be defined")
 		assert.Fail(t, "Ordering diagnostic information not implemented")
 	})
@@ -118,17 +118,17 @@ func TestDecoratorMetadata(t *testing.T) {
 		// Expected: should track the actual order decorators were applied
 		assert.Fail(t, "Decorator application order tracking not implemented")
 	})
-	
+
 	t.Run("should support decorator tags and categories", func(t *testing.T) {
 		// Expected: decorators should support categorization for filtering
 		assert.Fail(t, "Decorator tags and categories not implemented")
 	})
-	
+
 	t.Run("should track decorator performance impact", func(t *testing.T) {
 		// Expected: should measure time/memory impact of each decorator
 		assert.Fail(t, "Decorator performance tracking not implemented")
 	})
-	
+
 	t.Run("should support conditional decorator application", func(t *testing.T) {
 		// Expected: decorators should be applicable based on conditions
 		assert.Fail(t, "Conditional decorator application not implemented")
@@ -141,17 +141,17 @@ func TestDecoratorChainOptimization(t *testing.T) {
 		// Expected: should remove or merge duplicate decorators
 		assert.Fail(t, "Duplicate decorator optimization not implemented")
 	})
-	
+
 	t.Run("should support decorator chain caching", func(t *testing.T) {
 		// Expected: should cache decorator chains for repeated use
 		assert.Fail(t, "Decorator chain caching not implemented")
 	})
-	
+
 	t.Run("should optimize no-op decorator chains", func(t *testing.T) {
 		// Expected: should optimize away chains that don't modify the target
 		assert.Fail(t, "No-op decorator chain optimization not implemented")
 	})
-	
+
 	t.Run("should support lazy decorator application", func(t *testing.T) {
 		// Expected: should support applying decorators only when needed
 		assert.Fail(t, "Lazy decorator application not implemented")
@@ -164,14 +164,14 @@ func TestDecoratorEvents(t *testing.T) {
 		// Expected: should emit DecoratorApplied events
 		assert.Fail(t, "Decorator application events not implemented")
 	})
-	
+
 	t.Run("should emit events when chains are optimized", func(t *testing.T) {
 		// Expected: should emit DecoratorChainOptimized events
 		assert.Fail(t, "Decorator optimization events not implemented")
 	})
-	
+
 	t.Run("should emit events on ordering conflicts", func(t *testing.T) {
 		// Expected: should emit DecoratorOrderingConflict events
 		assert.Fail(t, "Decorator conflict events not implemented")
 	})
-}
+}

internal/errors/error_taxonomy_classification_test.go

@@ -12,7 +12,7 @@ import (
 // This test should fail initially as the error taxonomy system doesn't exist yet.
 func TestErrorTaxonomyClassification(t *testing.T) {
 	// RED test: This tests error taxonomy contracts that don't exist yet
-	
+
 	t.Run("error taxonomy categories should be defined", func(t *testing.T) {
 		// Expected: An ErrorCategory enum should exist
 		type ErrorCategory int
@@ -29,15 +29,15 @@ func TestErrorTaxonomyClassification(t *testing.T) {
 			ErrorCategoryConcurrency
 			ErrorCategoryCompatibility
 		)
-		
+
 		// This will fail because we don't have the enum yet
 		var category ErrorCategory
 		assert.Equal(t, ErrorCategory(0), category, "ErrorCategory enum should be defined")
-		
+
 		// Expected behavior: errors should be classifiable by category
 		assert.Fail(t, "Error taxonomy classification not implemented - this test should pass once T038 is implemented")
 	})
-	
+
 	t.Run("should classify configuration errors", func(t *testing.T) {
 		// Expected: A TaxonomyClassifier should exist
 		var classifier interface {
@@ -46,18 +46,18 @@ func TestErrorTaxonomyClassification(t *testing.T) {
 			GetErrorSeverity(err error) interface{}
 			IsRetryable(err error) bool
 		}
-		
+
 		assert.NotNil(t, classifier, "TaxonomyClassifier interface should be defined")
-		
+
 		// Expected behavior: configuration errors should be classified correctly
 		assert.Fail(t, "Configuration error classification not implemented")
 	})
-	
+
 	t.Run("should classify network errors", func(t *testing.T) {
 		// Expected: network-related errors should be classified appropriately
 		assert.Fail(t, "Network error classification not implemented")
 	})
-	
+
 	t.Run("should classify authentication/authorization errors", func(t *testing.T) {
 		// Expected: auth errors should be distinguished and classified
 		assert.Fail(t, "Authentication/authorization error classification not implemented")
@@ -77,20 +77,20 @@ func TestErrorSeverityLevels(t *testing.T) {
 			ErrorSeverityCritical
 			ErrorSeverityFatal
 		)
-		
+
 		assert.Fail(t, "ErrorSeverity enum not implemented")
 	})
-	
+
 	t.Run("should assign appropriate severity to errors", func(t *testing.T) {
 		// Expected: errors should be assigned severity based on impact
 		assert.Fail(t, "Error severity assignment not implemented")
 	})
-	
+
 	t.Run("should support severity escalation rules", func(t *testing.T) {
 		// Expected: repeated errors might escalate in severity
 		assert.Fail(t, "Severity escalation rules not implemented")
 	})
-	
+
 	t.Run("should consider context in severity assignment", func(t *testing.T) {
 		// Expected: same error might have different severity in different contexts
 		assert.Fail(t, "Context-aware severity assignment not implemented")
@@ -103,17 +103,17 @@ func TestErrorRetryability(t *testing.T) {
 		// Expected: some errors should be marked as retryable
 		retryableErrors := []string{
 			"network timeout",
-			"temporary resource unavailable", 
+			"temporary resource unavailable",
 			"rate limit exceeded",
 			"service temporarily unavailable",
 		}
-		
+
 		// These error types should be classified as retryable
 		// (placeholder check to avoid unused variable)
 		assert.True(t, len(retryableErrors) > 0, "Should have retryable error examples")
 		assert.Fail(t, "Retryable error identification not implemented")
 	})
-	
+
 	t.Run("should identify non-retryable errors", func(t *testing.T) {
 		// Expected: some errors should be marked as non-retryable
 		nonRetryableErrors := []string{
@@ -122,18 +122,18 @@ func TestErrorRetryability(t *testing.T) {
 			"authorization denied",
 			"malformed request",
 		}
-		
+
 		// These error types should be classified as non-retryable
 		// (placeholder check to avoid unused variable)
 		assert.True(t, len(nonRetryableErrors) > 0, "Should have non-retryable error examples")
 		assert.Fail(t, "Non-retryable error identification not implemented")
 	})
-	
+
 	t.Run("should support retry strategy hints", func(t *testing.T) {
 		// Expected: retryable errors should include retry strategy hints
 		assert.Fail(t, "Retry strategy hints not implemented")
 	})
-	
+
 	t.Run("should consider retry count in retryability", func(t *testing.T) {
 		// Expected: errors might become non-retryable after multiple attempts
 		assert.Fail(t, "Retry count consideration not implemented")
@@ -149,21 +149,21 @@ func TestErrorContextualization(t *testing.T) {
 			GetErrorContext(err error) (map[string]interface{}, error)
 			AddTraceInfo(err error, trace interface{}) error
 		}
-		
+
 		assert.NotNil(t, enricher, "ErrorEnricher interface should be defined")
 		assert.Fail(t, "Error context enrichment not implemented")
 	})
-	
+
 	t.Run("should include tenant information in error context", func(t *testing.T) {
 		// Expected: errors should include tenant context when relevant
 		assert.Fail(t, "Tenant context in errors not implemented")
 	})
-	
+
 	t.Run("should include request/operation context", func(t *testing.T) {
 		// Expected: errors should include operation context
 		assert.Fail(t, "Operation context in errors not implemented")
 	})
-	
+
 	t.Run("should support error correlation IDs", func(t *testing.T) {
 		// Expected: errors should support correlation for tracking
 		assert.Fail(t, "Error correlation IDs not implemented")
@@ -176,17 +176,17 @@ func TestErrorReporting(t *testing.T) {
 		// Expected: errors should be reportable in structured format
 		assert.Fail(t, "Structured error reporting not implemented")
 	})
-	
+
 	t.Run("should support error aggregation", func(t *testing.T) {
 		// Expected: similar errors should be aggregated to avoid spam
 		assert.Fail(t, "Error aggregation not implemented")
 	})
-	
+
 	t.Run("should support error rate limiting", func(t *testing.T) {
 		// Expected: error reporting should be rate limited
 		assert.Fail(t, "Error rate limiting not implemented")
 	})
-	
+
 	t.Run("should trigger alerts based on error patterns", func(t *testing.T) {
 		// Expected: certain error patterns should trigger alerts
 		assert.Fail(t, "Error pattern alerting not implemented")
@@ -199,23 +199,23 @@ func TestErrorChaining(t *testing.T) {
 		// Expected: should maintain error causality chains
 		baseErr := errors.New("base error")
 		wrappedErr := errors.New("wrapped error")
-		
+
 		// Error chains should be preserved and analyzable
 		assert.NotNil(t, baseErr)
 		assert.NotNil(t, wrappedErr)
 		assert.Fail(t, "Error chain preservation not implemented")
 	})
-	
+
 	t.Run("should classify entire error chains", func(t *testing.T) {
 		// Expected: entire error chains should be classifiable
 		assert.Fail(t, "Error chain classification not implemented")
 	})
-	
+
 	t.Run("should identify root causes", func(t *testing.T) {
 		// Expected: should identify root cause in error chains
 		assert.Fail(t, "Root cause identification not implemented")
 	})
-	
+
 	t.Run("should support error unwrapping", func(t *testing.T) {
 		// Expected: should support Go 1.13+ error unwrapping
 		assert.Fail(t, "Error unwrapping support not implemented")
@@ -228,19 +228,19 @@ func TestErrorMetrics(t *testing.T) {
 		// Expected: should track error counts by category
 		assert.Fail(t, "Error classification metrics not implemented")
 	})
-	
+
 	t.Run("should emit error severity metrics", func(t *testing.T) {
 		// Expected: should track error counts by severity
 		assert.Fail(t, "Error severity metrics not implemented")
 	})
-	
+
 	t.Run("should emit error retry metrics", func(t *testing.T) {
 		// Expected: should track retry success/failure rates
 		assert.Fail(t, "Error retry metrics not implemented")
 	})
-	
+
 	t.Run("should support error trending analysis", func(t *testing.T) {
 		// Expected: should support analysis of error trends over time
 		assert.Fail(t, "Error trending analysis not implemented")
 	})
-}
+}