99 lines
2.2 KiB
Go
99 lines
2.2 KiB
Go
//go:build !windows && !darwin
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/*
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Copyright The containerd Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package v2
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import (
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"os"
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"testing"
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)
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// setupAbsoluteShimPath creates a temporary directory in $PATH with an empty
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// shim executable file in it to test the exec.LookPath branch of resolveRuntimePath
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func setupAbsoluteShimPath(t *testing.T) (string, error) {
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tempShimDir := t.TempDir()
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_, err := os.Create(tempShimDir + "/containerd-shim-runc-v2")
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if err != nil {
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return "", err
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}
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t.Setenv("PATH", tempShimDir+":"+os.Getenv("PATH"))
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absoluteShimPath := tempShimDir + "/containerd-shim-runc-v2"
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err = os.Chmod(absoluteShimPath, 0777)
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if err != nil {
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return "", err
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}
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return absoluteShimPath, nil
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}
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func TestResolveRuntimePath(t *testing.T) {
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sm := &ShimManager{}
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absoluteShimPath, err := setupAbsoluteShimPath(t)
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if err != nil {
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t.Errorf("Failed to create temporary shim path: %q", err)
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}
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tests := []struct {
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runtime string
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want string
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}{
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{ // Absolute path
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runtime: absoluteShimPath,
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want: absoluteShimPath,
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},
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{ // Binary name
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runtime: "io.containerd.runc.v2",
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want: absoluteShimPath,
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},
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{ // Invalid absolute path
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runtime: "/fake/abs/path",
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want: "",
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},
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{ // No name
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runtime: "",
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want: "",
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},
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{ // Relative Path
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runtime: "./containerd-shim-runc-v2",
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want: "",
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},
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{
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runtime: "fake/containerd-shim-runc-v2",
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want: "",
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},
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{
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runtime: "./fake/containerd-shim-runc-v2",
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want: "",
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},
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{ // Relative Path or Bad Binary Name
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runtime: ".io.containerd.runc.v2",
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want: "",
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},
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}
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for _, c := range tests {
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have, _ := sm.resolveRuntimePath(c.runtime)
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if have != c.want {
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t.Errorf("Expected %q, got %q", c.want, have)
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}
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}
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}
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