Remove two zany unit tests.

pkg/util/codeinspector/BUILD

-package(default_visibility = ["//visibility:public"])
-
-licenses(["notice"])
-
-load(
-    "@io_bazel_rules_go//go:def.bzl",
-    "go_library",
-)
-
-go_library(
-    name = "go_default_library",
-    srcs = ["codeinspector.go"],
-    tags = ["automanaged"],
-    deps = [
-        "//vendor:k8s.io/gengo/parser",
-        "//vendor:k8s.io/gengo/types",
-    ],
-)

pkg/util/codeinspector/codeinspector.go

-/*
-Copyright 2016 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package codeinspector
-
-import (
-	"fmt"
-	"go/ast"
-	"go/parser"
-	"go/token"
-	"io/ioutil"
-	"strings"
-	"unicode"
-
-	go2idlparser "k8s.io/gengo/parser"
-	"k8s.io/gengo/types"
-)
-
-// GetPublicFunctions lists all public functions (not methods) from a golang source file.
-func GetPublicFunctions(pkg, filePath string) ([]*types.Type, error) {
-	builder := go2idlparser.New()
-	data, err := ioutil.ReadFile(filePath)
-	if err != nil {
-		return nil, err
-	}
-	if err := builder.AddFile(pkg, filePath, data); err != nil {
-		return nil, err
-	}
-	universe, err := builder.FindTypes()
-	if err != nil {
-		return nil, err
-	}
-
-	var functions []*types.Type
-
-	// Create the AST by parsing src.
-	fset := token.NewFileSet() // positions are relative to fset
-	f, err := parser.ParseFile(fset, filePath, nil, 0)
-	if err != nil {
-		return nil, fmt.Errorf("failed parse file to list functions: %v", err)
-	}
-
-	// Inspect the AST and print all identifiers and literals.
-	ast.Inspect(f, func(n ast.Node) bool {
-		var s string
-		switch x := n.(type) {
-		case *ast.FuncDecl:
-			s = x.Name.Name
-			// It's a function (not method), and is public, record it.
-			if x.Recv == nil && isPublic(s) {
-				functions = append(functions, universe[pkg].Function(x.Name.Name))
-			}
-		}
-		return true
-	})
-
-	return functions, nil
-}
-
-// isPublic checks if a given string is a public function name.
-func isPublic(myString string) bool {
-	a := []rune(myString)
-	a[0] = unicode.ToUpper(a[0])
-	return myString == string(a)
-}
-
-// GetSourceCodeFiles lists golang source code files from directory, excluding sub-directory and tests files.
-func GetSourceCodeFiles(dir string) ([]string, error) {
-	files, err := ioutil.ReadDir(dir)
-	if err != nil {
-		return nil, err
-	}
-
-	var filenames []string
-
-	for _, file := range files {
-		if strings.HasSuffix(file.Name(), ".go") && !strings.HasSuffix(file.Name(), "_test.go") {
-			filenames = append(filenames, file.Name())
-		}
-	}
-
-	return filenames, nil
-}

plugin/pkg/scheduler/algorithm/predicates/BUILD

@@ -39,19 +39,13 @@ go_test(
         "utils_test.go",
     ],
     library = "go_default_library",
-    tags = [
-        "automanaged",
-        "skip",
-    ],
+    tags = ["automanaged"],
     deps = [
         "//pkg/api/resource:go_default_library",
         "//pkg/api/v1:go_default_library",
         "//pkg/labels:go_default_library",
-        "//pkg/util/codeinspector:go_default_library",
         "//plugin/pkg/scheduler/algorithm:go_default_library",
         "//plugin/pkg/scheduler/algorithm/priorities/util:go_default_library",
         "//plugin/pkg/scheduler/schedulercache:go_default_library",
-        "//vendor:k8s.io/gengo/parser",
-        "//vendor:k8s.io/gengo/types",
     ],
 )

plugin/pkg/scheduler/algorithm/predicates/predicates_test.go

@@ -18,17 +18,12 @@ package predicates
 
 import (
 	"fmt"
-	"os/exec"
-	"path/filepath"
 	"reflect"
 	"strings"
 	"testing"
 
-	"k8s.io/gengo/parser"
-	"k8s.io/gengo/types"
 	"k8s.io/kubernetes/pkg/api/resource"
 	"k8s.io/kubernetes/pkg/api/v1"
-	"k8s.io/kubernetes/pkg/util/codeinspector"
 	"k8s.io/kubernetes/plugin/pkg/scheduler/algorithm"
 	priorityutil "k8s.io/kubernetes/plugin/pkg/scheduler/algorithm/priorities/util"
 	"k8s.io/kubernetes/plugin/pkg/scheduler/schedulercache"
@@ -1849,84 +1844,6 @@ func TestEBSVolumeCountConflicts(t *testing.T) {
 	}
 }
 
-func getPredicateSignature() (*types.Signature, error) {
-	filePath := "./../types.go"
-	pkgName := filepath.Dir(filePath)
-	builder := parser.New()
-	if err := builder.AddDir(pkgName); err != nil {
-		return nil, err
-	}
-	universe, err := builder.FindTypes()
-	if err != nil {
-		return nil, err
-	}
-	result, ok := universe[pkgName].Types["FitPredicate"]
-	if !ok {
-		return nil, fmt.Errorf("FitPredicate type not defined")
-	}
-	return result.Signature, nil
-}
-
-func TestPredicatesRegistered(t *testing.T) {
-	var functions []*types.Type
-
-	// Files and directories which predicates may be referenced
-	targetFiles := []string{
-		"./../../algorithmprovider/defaults/defaults.go", // Default algorithm
-		"./../../factory/plugins.go",                     // Registered in init()
-		"./../../../../../pkg/",                          // kubernetes/pkg, often used by kubelet or controller
-	}
-
-	// List all golang source files under ./predicates/, excluding test files and sub-directories.
-	files, err := codeinspector.GetSourceCodeFiles(".")
-
-	if err != nil {
-		t.Errorf("unexpected error: %v when listing files in current directory", err)
-	}
-
-	// Get all public predicates in files.
-	for _, filePath := range files {
-		fileFunctions, err := codeinspector.GetPublicFunctions("k8s.io/kubernetes/plugin/pkg/scheduler/algorithm/predicates", filePath)
-		if err == nil {
-			functions = append(functions, fileFunctions...)
-		} else {
-			t.Errorf("unexpected error %s when parsing %s", err, filePath)
-		}
-	}
-
-	predSignature, err := getPredicateSignature()
-	if err != nil {
-		t.Fatalf("Couldn't get predicates signature")
-	}
-
-	// Check if all public predicates are referenced in target files.
-	for _, function := range functions {
-		// Ignore functions that don't match FitPredicate signature.
-		signature := function.Underlying.Signature
-		if len(predSignature.Parameters) != len(signature.Parameters) {
-			continue
-		}
-		if len(predSignature.Results) != len(signature.Results) {
-			continue
-		}
-		// TODO: Check exact types of parameters and results.
-
-		args := []string{"-rl", function.Name.Name}
-		args = append(args, targetFiles...)
-
-		err := exec.Command("grep", args...).Run()
-		if err != nil {
-			switch err.Error() {
-			case "exit status 2":
-				t.Errorf("unexpected error when checking %s", function.Name)
-			case "exit status 1":
-				t.Errorf("predicate %s is implemented as public but seems not registered or used in any other place",
-					function.Name)
-			}
-		}
-	}
-}
-
 func newPodWithPort(hostPorts ...int) *v1.Pod {
 	networkPorts := []v1.ContainerPort{}
 	for _, port := range hostPorts {

plugin/pkg/scheduler/algorithm/priorities/BUILD

@@ -52,26 +52,19 @@ go_test(
         "node_affinity_test.go",
         "node_label_test.go",
         "node_prefer_avoid_pods_test.go",
-        "priorities_test.go",
         "selector_spreading_test.go",
         "taint_toleration_test.go",
     ],
     library = "go_default_library",
-    tags = [
-        "automanaged",
-        "skip",
-    ],
+    tags = ["automanaged"],
     deps = [
         "//pkg/api/resource:go_default_library",
         "//pkg/api/v1:go_default_library",
         "//pkg/apis/extensions/v1beta1:go_default_library",
         "//pkg/apis/meta/v1:go_default_library",
-        "//pkg/util/codeinspector:go_default_library",
         "//plugin/pkg/scheduler/algorithm:go_default_library",
         "//plugin/pkg/scheduler/algorithm/priorities/util:go_default_library",
         "//plugin/pkg/scheduler/api:go_default_library",
         "//plugin/pkg/scheduler/schedulercache:go_default_library",
-        "//vendor:k8s.io/gengo/parser",
-        "//vendor:k8s.io/gengo/types",
     ],
 )

plugin/pkg/scheduler/algorithm/priorities/priorities_test.go

-/*
-Copyright 2014 The Kubernetes Authors.
-
-Licensed under the Apache License, Version 2.0 (the "License");
-you may not use this file except in compliance with the License.
-You may obtain a copy of the License at
-
-    http://www.apache.org/licenses/LICENSE-2.0
-
-Unless required by applicable law or agreed to in writing, software
-distributed under the License is distributed on an "AS IS" BASIS,
-WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-See the License for the specific language governing permissions and
-limitations under the License.
-*/
-
-package priorities
-
-import (
-	"fmt"
-	"os/exec"
-	"path/filepath"
-	"testing"
-
-	"k8s.io/gengo/parser"
-	"k8s.io/gengo/types"
-	"k8s.io/kubernetes/pkg/util/codeinspector"
-)
-
-func getPrioritySignatures() ([]*types.Signature, error) {
-	filePath := "./../types.go"
-	pkgName := filepath.Dir(filePath)
-	builder := parser.New()
-	if err := builder.AddDir(pkgName); err != nil {
-		return nil, err
-	}
-	universe, err := builder.FindTypes()
-	if err != nil {
-		return nil, err
-	}
-	signatures := []string{"PriorityFunction", "PriorityMapFunction", "PriorityReduceFunction"}
-	results := make([]*types.Signature, 0, len(signatures))
-	for _, signature := range signatures {
-		result, ok := universe[pkgName].Types[signature]
-		if !ok {
-			return nil, fmt.Errorf("%s type not defined", signature)
-		}
-		results = append(results, result.Signature)
-	}
-	return results, nil
-}
-
-func TestPrioritiesRegistered(t *testing.T) {
-	var functions []*types.Type
-
-	// Files and directories which priorities may be referenced
-	targetFiles := []string{
-		"./../../algorithmprovider/defaults/defaults.go", // Default algorithm
-		"./../../factory/plugins.go",                     // Registered in init()
-	}
-
-	// List all golang source files under ./priorities/, excluding test files and sub-directories.
-	files, err := codeinspector.GetSourceCodeFiles(".")
-
-	if err != nil {
-		t.Errorf("unexpected error: %v when listing files in current directory", err)
-	}
-
-	// Get all public priorities in files.
-	for _, filePath := range files {
-		fileFunctions, err := codeinspector.GetPublicFunctions("k8s.io/kubernetes/plugin/pkg/scheduler/algorithm/priorities", filePath)
-		if err == nil {
-			functions = append(functions, fileFunctions...)
-		} else {
-			t.Errorf("unexpected error when parsing %s: %v", filePath, err)
-		}
-	}
-
-	prioritySignatures, err := getPrioritySignatures()
-	if err != nil {
-		t.Fatalf("Couldn't get priorities signatures")
-	}
-
-	// Check if all public priorities are referenced in target files.
-	for _, function := range functions {
-		// Ignore functions that don't match priorities signatures.
-		signature := function.Underlying.Signature
-		match := false
-		for _, prioritySignature := range prioritySignatures {
-			if len(prioritySignature.Parameters) != len(signature.Parameters) {
-				continue
-			}
-			if len(prioritySignature.Results) != len(signature.Results) {
-				continue
-			}
-			// TODO: Check exact types of parameters and results.
-			match = true
-		}
-		if !match {
-			continue
-		}
-
-		args := []string{"-rl", function.Name.Name}
-		args = append(args, targetFiles...)
-
-		err := exec.Command("grep", args...).Run()
-		if err != nil {
-			switch err.Error() {
-			case "exit status 2":
-				t.Errorf("unexpected error when checking %s", function.Name)
-			case "exit status 1":
-				t.Errorf("priority %s is implemented as public but seems not registered or used in any other place",
-					function.Name)
-			}
-		}
-	}
-}