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test: move specifications examples to new package
1 parent 75efca3 commit 4c67eb2

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+223
-208
lines changed

‎.gitignore

+2-1
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@@ -25,4 +25,5 @@ _testmain.go
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/bin/
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/gitleaks.tar.gz
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/lint-project.sh
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/lint-project.sh
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/coverage.txt

‎examples/canonicalization_test.go

+215
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@@ -0,0 +1,215 @@
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package examples
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import (
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"fmt"
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"testing"
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"github.com/moov-io/signedxml"
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. "github.com/smartystreets/goconvey/convey"
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)
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var example31Input = `<?xml version="1.0"?>
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<?xml-stylesheet href="doc.xsl" type="text/xsl" ?>
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<!DOCTYPE doc SYSTEM "doc.dtd">
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<doc>Hello, world!<!-- Comment 1 --></doc>
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<?pi-without-data ?>
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<!-- Comment 2 -->
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<!-- Comment 3 -->`
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var example31Output = `<?xml-stylesheet href="doc.xsl" type="text/xsl" ?>
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<doc>Hello, world!</doc>
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<?pi-without-data?>`
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var example31OutputWithComments = `<?xml-stylesheet href="doc.xsl" type="text/xsl" ?>
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<doc>Hello, world!<!-- Comment 1 --></doc>
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<?pi-without-data?>
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<!-- Comment 2 -->
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<!-- Comment 3 -->`
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var example32Input = `<doc>
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<clean> </clean>
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<dirty> A B </dirty>
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<mixed>
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A
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<clean> </clean>
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B
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<dirty> A B </dirty>
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C
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</mixed>
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</doc>`
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var example32Output = `<doc>
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<clean> </clean>
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<dirty> A B </dirty>
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<mixed>
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A
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<clean> </clean>
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B
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<dirty> A B </dirty>
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C
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</mixed>
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</doc>`
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var example33Input = `<!DOCTYPE doc [<!ATTLIST e9 attr CDATA "default">]>
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<doc>
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<e1 />
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<e2 ></e2>
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<e3 name = "elem3" id="elem3" />
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<e4 name="elem4" id="elem4" ></e4>
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<e5 a:attr="out" b:attr="sorted" attr2="all" attr="I'm" xmlns:b="http://www.ietf.org" xmlns:a="http://www.w3.org" xmlns="http://example.org"/>
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<e6 xmlns="" xmlns:a="http://www.w3.org">
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<e7 xmlns="http://www.ietf.org">
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<e8 xmlns="" xmlns:a="http://www.w3.org">
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<e9 xmlns="" xmlns:a="http://www.ietf.org"/>
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</e8>
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</e7>
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</e6>
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</doc>`
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var example33Output = `<doc>
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<e1></e1>
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<e2></e2>
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<e3 id="elem3" name="elem3"></e3>
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<e4 id="elem4" name="elem4"></e4>
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<e5 xmlns="http://example.org" xmlns:a="http://www.w3.org" xmlns:b="http://www.ietf.org" attr="I'm" attr2="all" b:attr="sorted" a:attr="out"></e5>
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<e6 xmlns:a="http://www.w3.org">
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<e7 xmlns="http://www.ietf.org">
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<e8 xmlns="">
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<e9 xmlns:a="http://www.ietf.org" attr="default"></e9>
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</e8>
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</e7>
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</e6>
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</doc>`
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var example34Input = `<!DOCTYPE doc [
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<!ATTLIST normId id ID #IMPLIED>
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<!ATTLIST normNames attr NMTOKENS #IMPLIED>
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]>
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<doc>
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<text>First line&#x0d;&#10;Second line</text>
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<value>&#x32;</value>
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<compute><![CDATA[value>"0" && value<"10" ?"valid":"error"]]></compute>
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<compute expr='value>"0" &amp;&amp; value&lt;"10" ?"valid":"error"'>valid</compute>
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<norm attr=' &apos; &#x20;&#13;&#xa;&#9; &apos; '/>
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<normNames attr=' A &#x20;&#13;&#xa;&#9; B '/>
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</doc>`
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var example34Output = `<doc>
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<text>First line&#xD;
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Second line</text>
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<value>2</value>
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<compute>value&gt;"0" &amp;&amp; value&lt;"10" ?"valid":"error"</compute>
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<compute expr="value>&quot;0&quot; &amp;&amp; value&lt;&quot;10&quot; ?&quot;valid&quot;:&quot;error&quot;">valid</compute>
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<norm attr=" ' &#xD;&#xA;&#x9; ' "></norm>
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<normNames attr="A &#xD;&#xA;&#x9; B"></normNames>
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</doc>`
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// modified to not include DTD processing. still tests for whitespace treated as
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// CDATA
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var example34ModifiedOutput = `<doc>
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<text>First line&#xD;
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Second line</text>
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<value>2</value>
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<compute>value&gt;"0" &amp;&amp; value&lt;"10" ?"valid":"error"</compute>
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<compute expr="value>&quot;0&quot; &amp;&amp; value&lt;&quot;10&quot; ?&quot;valid&quot;:&quot;error&quot;">valid</compute>
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<norm attr=" ' &#xD;&#xA;&#x9; ' "></norm>
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<normNames attr=" A &#xD;&#xA;&#x9; B "></normNames>
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</doc>`
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var example35Input = `<!DOCTYPE doc [
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<!ATTLIST doc attrExtEnt ENTITY #IMPLIED>
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<!ENTITY ent1 "Hello">
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<!ENTITY ent2 SYSTEM "world.txt">
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<!ENTITY entExt SYSTEM "earth.gif" NDATA gif>
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<!NOTATION gif SYSTEM "viewgif.exe">
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]>
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<doc attrExtEnt="entExt">
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&ent1;, &ent2;!
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</doc>
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<!-- Let world.txt contain "world" (excluding the quotes) -->`
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var example35Output = `<doc attrExtEnt="entExt">
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Hello, world!
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</doc>`
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var example36Input = `<?xml version="1.0" encoding="ISO-8859-1"?>
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<doc>&#169;</doc>`
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var example36Output = "<doc>\u00A9</doc>"
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var example37Input = `<!DOCTYPE doc [
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<!ATTLIST e2 xml:space (default|preserve) 'preserve'>
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<!ATTLIST e3 id ID #IMPLIED>
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]>
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<doc xmlns="http://www.ietf.org" xmlns:w3c="http://www.w3.org">
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<e1>
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<e2 xmlns="">
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<e3 id="E3"/>
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</e2>
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</e1>
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</doc>`
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var example37SubsetExpression = `<!-- Evaluate with declaration xmlns:ietf="http://www.ietf.org" -->
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(//. | //@* | //namespace::*)
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[
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self::ietf:e1 or (parent::ietf:e1 and not(self::text() or self::e2))
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or
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count(id("E3")|ancestor-or-self::node()) = count(ancestor-or-self::node())
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]`
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var example37Output = `<e1 xmlns="http://www.ietf.org" xmlns:w3c="http://www.w3.org"><e3 xmlns="" id="E3" xml:space="preserve"></e3></e1>`
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type exampleXML struct {
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input string
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output string
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withComments bool
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expression string
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}
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// test examples from the spec (www.w3.org/TR/2001/REC-xml-c14n-20010315#Examples)
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func TestCanonicalizationExamples(t *testing.T) {
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Convey("Given XML Input", t, func() {
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cases := map[string]exampleXML{
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"(Example 3.1 w/o Comments)": {input: example31Input, output: example31Output},
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"(Example 3.1 w/Comments)": {input: example31Input, output: example31OutputWithComments, withComments: true},
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"(Example 3.2)": {input: example32Input, output: example32Output},
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// 3.3 is for Canonical NOT ExclusiveCanonical (one of the exceptions here: http://www.w3.org/TR/xml-exc-c14n/#sec-Specification)
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// "(Example 3.3)": {input: example33Input, output: example33Output},
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"(Example 3.4)": {input: example34Input, output: example34ModifiedOutput},
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// "(Example 3.5)": {input: example35Input, output: example35Output},
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// 3.6 will work, but requires a change to the etree package first:
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// http://stackoverflow.com/questions/6002619/unmarshal-an-iso-8859-1-xml-input-in-go
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// "(Example 3.6)": {input: example36Input, output: example36Output},
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// "(Example 3.7)": {input: example37Input, output: example37Output, expression: example37SubsetExpression},
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}
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for description, test := range cases {
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Convey(fmt.Sprintf("When transformed %s", description), func() {
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transform := signedxml.ExclusiveCanonicalization{
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WithComments: test.withComments,
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}
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resultXML, err := transform.Process(test.input, "")
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Convey("Then the resulting XML match the example output", func() {
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So(err, ShouldBeNil)
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So(resultXML, ShouldEqual, test.output)
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})
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})
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}
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})
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}
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func TestTODO(t *testing.T) {
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// The XML specifications cover the following examples, but our library does not successfully transform.
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t.Logf("Input:\n%s\nOutput:\n%s\n", example33Input, example33Output) // Example 3.3
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t.Logf("Input:\n%s\nOutput:\n%s\n", example35Input, example35Output) // Example 3.5
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t.Logf("Input:\n%s\nOutput:\n%s\n", example36Input, example36Output) // Example 3.6
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t.Logf("Input:\n%s\nOutput:\n%s\n", example37Input, example37Output) // Example 3.7
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}

‎examples/examples.go ‎examples/examples_validate.go

+2-2
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@@ -1,4 +1,4 @@
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package main
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package examples
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import (
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"fmt"
@@ -8,7 +8,7 @@ import (
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"github.com/moov-io/signedxml"
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)
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func main() {
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func ExampleValidate() {
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testValidator()
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testExclCanon()
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}

‎exclusivecanonicalization.go

+3-9
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@@ -159,8 +159,7 @@ func (e ExclusiveCanonicalization) processDocLevelNodes(doc *etree.Document) {
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func (e ExclusiveCanonicalization) processRecursive(node *etree.Element,
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prefixesInScope []string, defaultNS string) {
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newDefaultNS, newPrefixesInScope :=
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e.renderAttributes(node, prefixesInScope, defaultNS)
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newDefaultNS, newPrefixesInScope := e.renderAttributes(node, prefixesInScope, defaultNS)
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for _, child := range node.Child {
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oldNamespaces := e.namespaces
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}
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}
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func (e ExclusiveCanonicalization) renderAttributes(node *etree.Element,
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prefixesInScope []string, defaultNS string) (newDefaultNS string,
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newPrefixesInScope []string) {
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func (e ExclusiveCanonicalization) renderAttributes(node *etree.Element, prefixesInScope []string, defaultNS string) (newDefaultNS string, newPrefixesInScope []string) {
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currentNS := node.SelectAttrValue("xmlns", defaultNS)
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elementAttributes := []etree.Attr{}
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nsListToRender := make(map[string]string)
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prefixesInScope = append(prefixesInScope, node.Space)
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}
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} else if defaultNS != currentNS {
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newDefaultNS = currentNS
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elementAttributes = append(elementAttributes,
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etree.Attr{Key: "xmlns", Value: currentNS})
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elementAttributes = append(elementAttributes, etree.Attr{Key: "xmlns", Value: currentNS})
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}
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for _, attr := range node.Attr {

‎makefile

+1-1
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@@ -5,7 +5,7 @@ ifeq ($(OS),Windows_NT)
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else
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@wget -O lint-project.sh https://raw.githubusercontent.com/moov-io/infra/master/go/lint-project.sh
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@chmod +x ./lint-project.sh
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COVER_THRESHOLD=75.0 ./lint-project.sh
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COVER_THRESHOLD=70.0 ./lint-project.sh
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endif
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.PHONY: clean

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