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test: Use XMLUnit to compare XMI

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The XMLUnit DiffBuilder used can ignore element order, but still checks
for correct nesting, which the string sorting could not.
This commit is contained in:
Daum Alexander (DCL ATV SC D RAD CSFW FW) 2023-12-04 10:53:01 +01:00
parent 1899280e21
commit 7b1f67a57e
7 changed files with 26 additions and 30 deletions
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1
build.gradle.kts
View File

@ -33,6 +33,7 @@ dependencies {
testImplementation("io.github.glytching:junit-extensions:2.6.0")
testImplementation("org.assertj:assertj-core:3.24.2")
testImplementation("org.junit.jupiter:junit-jupiter:5.10.1")
testImplementation("org.xmlunit:xmlunit-core:2.9.+")
if (JavaVersion.current().isJava8) {
testImplementation("org.mockito:mockito-core:4.+")
testImplementation("org.mockito:mockito-junit-jupiter:4.+")

1
plantuml-asl/build.gradle.kts
View File

@ -28,6 +28,7 @@ dependencies {
testImplementation("org.assertj:assertj-core:3.24.2")
testImplementation("org.junit.jupiter:junit-jupiter:5.10.1")
testImplementation("org.scilab.forge:jlatexmath:1.0.7")
testImplementation("org.xmlunit:xmlunit-core:2.9.+")
}
repositories {

1
plantuml-epl/build.gradle.kts
View File

@ -28,6 +28,7 @@ dependencies {
testImplementation("org.assertj:assertj-core:3.24.2")
testImplementation("org.junit.jupiter:junit-jupiter:5.10.1")
testImplementation("org.scilab.forge:jlatexmath:1.0.7")
testImplementation("org.xmlunit:xmlunit-core:2.9.+")
}
repositories {

1
plantuml-gplv2/build.gradle.kts
View File

@ -28,6 +28,7 @@ dependencies {
testImplementation("org.assertj:assertj-core:3.24.2")
testImplementation("org.junit.jupiter:junit-jupiter:5.10.1")
testImplementation("org.scilab.forge:jlatexmath:1.0.7")
testImplementation("org.xmlunit:xmlunit-core:2.9.+")
}
repositories {

1
plantuml-lgpl/build.gradle.kts
View File

@ -28,6 +28,7 @@ dependencies {
testImplementation("org.assertj:assertj-core:3.24.2")
testImplementation("org.junit.jupiter:junit-jupiter:5.10.1")
testImplementation("org.scilab.forge:jlatexmath:1.0.7")
testImplementation("org.xmlunit:xmlunit-core:2.9.+")
}
repositories {

1
plantuml-mit/build.gradle.kts
View File

@ -28,6 +28,7 @@ dependencies {
testImplementation("org.assertj:assertj-core:3.24.2")
testImplementation("org.junit.jupiter:junit-jupiter:5.10.1")
testImplementation("org.scilab.forge:jlatexmath:1.0.7")
testImplementation("org.xmlunit:xmlunit-core:2.9.+")
}
repositories {

48
test/nonreg/xmi/XmiTest.java
View File

@ -12,9 +12,12 @@ import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import java.util.TreeMap;
import java.util.concurrent.atomic.AtomicInteger;
import org.xmlunit.builder.DiffBuilder;
import org.xmlunit.builder.Input;
import org.xmlunit.diff.DefaultNodeMatcher;
import org.xmlunit.diff.Diff;
import org.xmlunit.diff.ElementSelectors;
import net.sourceforge.plantuml.FileFormat;
import net.sourceforge.plantuml.FileFormatOption;
@ -30,44 +33,31 @@ public class XmiTest {
final String star = removeVersion(runPlantUML(expectedDescription, FileFormat.XMI_STAR));
final String starExpected = readStringFromSourceFile(getDiagramFile(), "{{{star", "}}}star");
// This is really a hack. Since XML generation does not guarantee the order of
// attributes, we make an easy to do check by sorting characters.
// Of course, this is really incomplete: a faulty String may match the expected
// result if, for example, an attribute is moved from a node to another.
// However, we consider that it is a good start.
if (sortString(star).equals(sortString(starExpected)) == false) {
assertEquals(starExpected, star, "XmiStar: Generated GraphML is not ok");
}
assertXMIEqual(star, starExpected);
final String argo = removeVersion(runPlantUML(expectedDescription, FileFormat.XMI_ARGO));
final String argoExpected = readStringFromSourceFile(getDiagramFile(), "{{{argo", "}}}argo");
if (sortString(argo).equals(sortString(argoExpected)) == false) {
assertEquals(argoExpected, argo, "XmiArgo: Generated GraphML is not ok");
assertXMIEqual(argo, argoExpected);
}
private void assertXMIEqual(final String actual, final String expected) {
// XMI is XML, so we can just use the xmlunit diffbuilder
// Compare elements with the same xmi ID
// checkForSimilar required to ignore order
Diff diff = DiffBuilder.compare(Input.fromString(actual)).withTest(Input.fromString(expected))
.ignoreWhitespace().ignoreComments().checkForSimilar()
.withNodeMatcher(new DefaultNodeMatcher(ElementSelectors.byNameAndAttributes("xmi.id"))).build();
if (diff.hasDifferences()) {
assertTrue(false, diff.fullDescription());
}
}
private String removeVersion(String xmi) {
return xmi.replaceFirst("\\<XMI.exporterVersion\\>.*\\</XMI.exporterVersion\\>", "");
}
private String sortString(String s) {
final Map<Character, AtomicInteger> map = new TreeMap<>();
for (int i = 0; i < s.length(); i++) {
final char ch = s.charAt(i);
// We ignore non writable characters
if (ch <= ' ')
continue;
AtomicInteger count = map.get(ch);
if (count == null)
map.put(ch, new AtomicInteger(1));
else
count.addAndGet(1);
}
return map.toString();
}
private String getLocalFolder() {
return "test/" + getPackageName().replace(".", "/");