46 lines
1.3 KiB
Go
46 lines
1.3 KiB
Go
package templatelib_test
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import (
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"testing"
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"text/template"
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"unsafe"
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"github.com/docker-library/go-dockerlibrary/pkg/templatelib"
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)
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func TestTernaryPanic(t *testing.T) {
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// one of the only places template.IsTrue will return "false" for the "ok" value is an UnsafePointer (hence this test)
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defer func() {
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if r := recover(); r == nil {
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t.Errorf("Expected panic, executed successfully instead")
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} else if errText, ok := r.(string); !ok || errText != `template.IsTrue(<nil>) says things are NOT OK` {
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t.Errorf("Unexpected panic: %v", errText)
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}
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}()
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tmpl, err := template.New("unsafe-pointer").Funcs(templatelib.FuncMap).Parse(`{{ ternary "true" "false" . }}`)
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err = tmpl.Execute(nil, unsafe.Pointer(uintptr(0)))
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if err != nil {
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t.Errorf("Expected panic, got error instead: %v", err)
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}
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}
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func TestJoinPanic(t *testing.T) {
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defer func() {
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if r := recover(); r == nil {
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t.Errorf("Expected panic, executed successfully instead")
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} else if errText, ok := r.(string); !ok || errText != `"join" requires at least one argument` {
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t.Errorf("Unexpected panic: %v", r)
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}
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}()
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tmpl, err := template.New("join-no-arg").Funcs(templatelib.FuncMap).Parse(`{{ join }}`)
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err = tmpl.Execute(nil, nil)
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if err != nil {
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t.Errorf("Expected panic, got error instead: %v", err)
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}
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}
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