61 lines
1.3 KiB
Go
61 lines
1.3 KiB
Go
package godog
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import (
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"fmt"
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"runtime"
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"strings"
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"testing"
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)
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func trimLineSpaces(s string) string {
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var res []string
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for _, ln := range strings.Split(s, "\n") {
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res = append(res, strings.TrimSpace(ln))
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}
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return strings.Join(res, "\n")
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}
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func callstack1() *stack {
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return callstack2()
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}
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func callstack2() *stack {
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return callstack3()
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}
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func callstack3() *stack {
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const depth = 4
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var pcs [depth]uintptr
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n := runtime.Callers(1, pcs[:])
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var st stack = pcs[0:n]
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return &st
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}
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func TestStacktrace(t *testing.T) {
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err := &traceError{
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msg: "err msg",
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stack: callstack1(),
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}
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expect := "err msg"
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actual := fmt.Sprintf("%s", err)
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if expect != actual {
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t.Fatalf("expected formatted trace error message to be: %s, but got %s", expect, actual)
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}
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expect = trimLineSpaces(`err msg
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github.com/DATA-DOG/godog.callstack3
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github.com/DATA-DOG/godog/stacktrace_test.go:29
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github.com/DATA-DOG/godog.callstack2
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github.com/DATA-DOG/godog/stacktrace_test.go:23
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github.com/DATA-DOG/godog.callstack1
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github.com/DATA-DOG/godog/stacktrace_test.go:19
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github.com/DATA-DOG/godog.TestStacktrace
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github.com/DATA-DOG/godog/stacktrace_test.go:37`)
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actual = trimLineSpaces(fmt.Sprintf("%+v", err))
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if expect != actual {
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t.Fatalf("detaily formatted actual: %s", actual)
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}
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}
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