mirror of
https://github.com/woodpecker-ci/woodpecker.git
synced 2024-12-22 00:16:29 +00:00
133 lines
3.1 KiB
Go
133 lines
3.1 KiB
Go
package raven
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import (
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"fmt"
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"go/build"
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"path/filepath"
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"runtime"
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"strings"
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"testing"
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)
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type FunctionNameTest struct {
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skip int
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pack string
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name string
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}
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var (
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thisFile string
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thisPackage string
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functionNameTests []FunctionNameTest
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)
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func TestFunctionName(t *testing.T) {
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for _, test := range functionNameTests {
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pc, _, _, _ := runtime.Caller(test.skip)
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pack, name := functionName(pc)
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if pack != test.pack {
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t.Errorf("incorrect package; got %s, want %s", pack, test.pack)
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}
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if name != test.name {
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t.Errorf("incorrect function; got %s, want %s", name, test.name)
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}
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}
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}
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func TestStacktrace(t *testing.T) {
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st := trace()
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if st == nil {
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t.Error("got nil stacktrace")
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}
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if len(st.Frames) == 0 {
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t.Error("got zero frames")
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}
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f := st.Frames[len(st.Frames)-1]
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if f.Filename != thisFile {
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t.Errorf("incorrect Filename; got %s, want %s", f.Filename, thisFile)
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}
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if !strings.HasSuffix(f.AbsolutePath, thisFile) {
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t.Error("incorrect AbsolutePath:", f.AbsolutePath)
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}
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if f.Function != "trace" {
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t.Error("incorrect Function:", f.Function)
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}
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if f.Module != thisPackage {
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t.Error("incorrect Module:", f.Module)
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}
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if f.Lineno != 83 {
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t.Error("incorrect Lineno:", f.Lineno)
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}
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if f.ContextLine != "\treturn NewStacktrace(0, 2, []string{thisPackage})" {
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t.Errorf("incorrect ContextLine: %#v", f.ContextLine)
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}
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if len(f.PreContext) != 2 || f.PreContext[0] != "// a" || f.PreContext[1] != "func trace() *Stacktrace {" {
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t.Errorf("incorrect PreContext %#v", f.PreContext)
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}
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if len(f.PostContext) != 2 || f.PostContext[0] != "\t// b" || f.PostContext[1] != "}" {
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t.Errorf("incorrect PostContext %#v", f.PostContext)
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}
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if !f.InApp {
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t.Error("expected InApp to be true")
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}
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if st.Culprit() != fmt.Sprintf("%s.trace", thisPackage) {
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t.Error("incorrect Culprit:", st.Culprit())
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}
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}
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// a
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func trace() *Stacktrace {
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return NewStacktrace(0, 2, []string{thisPackage})
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// b
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}
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func derivePackage() (file, pack string) {
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// Get file name by seeking caller's file name.
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_, callerFile, _, ok := runtime.Caller(1)
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if !ok {
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return
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}
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// Trim file name
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file = callerFile
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for _, dir := range build.Default.SrcDirs() {
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dir := dir + string(filepath.Separator)
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if trimmed := strings.TrimPrefix(callerFile, dir); len(trimmed) < len(file) {
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file = trimmed
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}
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}
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// Now derive package name
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dir := filepath.Dir(callerFile)
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dirPkg, err := build.ImportDir(dir, build.AllowBinary)
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if err != nil {
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return
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}
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pack = dirPkg.ImportPath
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return
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}
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func init() {
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thisFile, thisPackage = derivePackage()
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functionNameTests = []FunctionNameTest{
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{0, thisPackage, "TestFunctionName"},
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{1, "testing", "tRunner"},
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{2, "runtime", "goexit"},
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{100, "", ""},
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}
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}
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// TestNewStacktrace_outOfBounds verifies that a context exceeding the number
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// of lines in a file does not cause a panic.
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func TestNewStacktrace_outOfBounds(t *testing.T) {
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st := NewStacktrace(0, 1000000, []string{thisPackage})
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f := st.Frames[len(st.Frames)-1]
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if f.ContextLine != "\tst := NewStacktrace(0, 1000000, []string{thisPackage})" {
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t.Errorf("incorrect ContextLine: %#v", f.ContextLine)
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}
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}
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