Add in-kernel test runner
This adds a way to run tests inside the Smalltown kernel.
Improvements to the Bazel part of this are tracked in T726
Test Plan: Tested by intentionally failing the test.
X-Origin-Diff: phab/D485
GitOrigin-RevId: e4aad7f28d122d82a7fcb6699e678cbe022e2f73
diff --git a/core/tools/kconfig-patcher/main_test.go b/core/tools/kconfig-patcher/main_test.go
new file mode 100644
index 0000000..11c7d84
--- /dev/null
+++ b/core/tools/kconfig-patcher/main_test.go
@@ -0,0 +1,61 @@
+// Copyright 2020 The Monogon Project Authors.
+//
+// SPDX-License-Identifier: Apache-2.0
+//
+// 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 main
+
+import (
+ "bytes"
+ "strings"
+ "testing"
+)
+
+func Test_patchKconfig(t *testing.T) {
+ type args struct {
+ inFile string
+ overrides map[string]string
+ }
+ tests := []struct {
+ name string
+ args args
+ wantOutFile string
+ wantErr bool
+ }{
+ {
+ "passthroughExtend",
+ args{inFile: "# TEST=y\n\n", overrides: map[string]string{"TEST": "n"}},
+ "# TEST=y\n\nTEST=n\n",
+ false,
+ },
+ {
+ "patch",
+ args{inFile: "TEST=y\nTEST_NO=n\n", overrides: map[string]string{"TEST": "n"}},
+ "TEST=n\nTEST_NO=n\n",
+ false,
+ },
+ }
+ for _, tt := range tests {
+ t.Run(tt.name, func(t *testing.T) {
+ outFile := &bytes.Buffer{}
+ if err := patchKconfig(strings.NewReader(tt.args.inFile), outFile, tt.args.overrides); (err != nil) != tt.wantErr {
+ t.Errorf("patchKconfig() error = %v, wantErr %v", err, tt.wantErr)
+ return
+ }
+ if gotOutFile := outFile.String(); gotOutFile != tt.wantOutFile {
+ t.Errorf("patchKconfig() = %v, want %v", gotOutFile, tt.wantOutFile)
+ }
+ })
+ }
+}