mirror of
https://github.com/unidoc/unipdf.git
synced 2025-05-07 19:29:16 +08:00
90 lines
2.2 KiB
Go
90 lines
2.2 KiB
Go
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/*
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* This file is subject to the terms and conditions defined in
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* file 'LICENSE.md', which is part of this source code package.
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*/
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// Package testutils provides test methods that are not intended to be exported.
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package testutils
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import (
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"github.com/unidoc/unidoc/common"
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"github.com/unidoc/unidoc/pdf/core"
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)
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func CompareDictionariesDeep(d1, d2 *core.PdfObjectDictionary) bool {
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if len(d1.Keys()) != len(d2.Keys()) {
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common.Log.Debug("Dict entries mismatch (%d != %d)", len(d1.Keys()), len(d2.Keys()))
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common.Log.Debug("Was '%s' vs '%s'", d1.DefaultWriteString(), d2.DefaultWriteString())
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return false
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}
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for _, k := range d1.Keys() {
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if k == "Parent" {
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continue
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}
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v1 := core.TraceToDirectObject(d1.Get(k))
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v2 := core.TraceToDirectObject(d2.Get(k))
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if v1 == nil {
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common.Log.Debug("v1 is nil")
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return false
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}
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if v2 == nil {
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common.Log.Debug("v2 is nil")
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return false
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}
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switch t1 := v1.(type) {
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case *core.PdfObjectDictionary:
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t2, ok := v2.(*core.PdfObjectDictionary)
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if !ok {
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common.Log.Debug("Type mismatch %T vs %T", v1, v2)
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return false
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}
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if !CompareDictionariesDeep(t1, t2) {
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return false
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}
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continue
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case *core.PdfObjectArray:
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t2, ok := v2.(*core.PdfObjectArray)
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if !ok {
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common.Log.Debug("v2 not an array")
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return false
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}
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if t1.Len() != t2.Len() {
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common.Log.Debug("array length mismatch (%d != %d)", t1.Len(), t2.Len())
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return false
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}
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for i := 0; i < t1.Len(); i++ {
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v1 := core.TraceToDirectObject(t1.Get(i))
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v2 := core.TraceToDirectObject(t2.Get(i))
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if d1, isD1 := v1.(*core.PdfObjectDictionary); isD1 {
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d2, isD2 := v2.(*core.PdfObjectDictionary)
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if !isD2 {
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return false
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}
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if !CompareDictionariesDeep(d1, d2) {
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return false
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}
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} else {
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if v1.DefaultWriteString() != v2.DefaultWriteString() {
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common.Log.Debug("Mismatch '%s' != '%s'", v1.DefaultWriteString(), v2.DefaultWriteString())
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return false
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}
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}
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}
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continue
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}
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if v1.String() != v2.String() {
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common.Log.Debug("key=%s Mismatch! '%s' != '%s'", k, v1.String(), v2.String())
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common.Log.Debug("For '%T' - '%T'", v1, v2)
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common.Log.Debug("For '%+v' - '%+v'", v1, v2)
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return false
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}
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}
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return true
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}
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