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Introduce PluginDependencyTracker

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This commit is contained in:
Rene Pfeuffer
2019-09-16 11:42:26 +02:00
parent 0142258705
commit 14451897b2
2 changed files with 123 additions and 0 deletions
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81
scm-webapp/src/test/java/sonia/scm/plugin/PluginDependencyTrackerTest.java Normal file
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package sonia.scm.plugin;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import sonia.scm.ScmConstraintViolationException;
import static java.util.Collections.emptySet;
import static java.util.Collections.singleton;
import static org.assertj.core.api.Assertions.assertThat;
import static org.mockito.Mockito.when;
import static sonia.scm.plugin.PluginTestHelper.createInstalled;
class PluginDependencyTrackerTest {
@Test
void simpleInstalledPluginWithoutDependingPluginsCanBeUninstalled() {
PluginDescriptor mail = createInstalled("scm-mail-plugin").getDescriptor();
when(mail.getDependencies()).thenReturn(emptySet());
PluginDependencyTracker pluginDependencyTracker = new PluginDependencyTracker();
pluginDependencyTracker.addInstalled(mail);
boolean mayUninstall = pluginDependencyTracker.mayUninstall("scm-mail-plugin");
assertThat(mayUninstall).isTrue();
}
@Test
void installedPluginWithDependingPluginCannotBeUninstalled() {
PluginDescriptor review = createInstalled("scm-review-plugin").getDescriptor();
when(review.getDependencies()).thenReturn(singleton("scm-mail-plugin"));
PluginDependencyTracker pluginDependencyTracker = new PluginDependencyTracker();
pluginDependencyTracker.addInstalled(review);
boolean mayUninstall = pluginDependencyTracker.mayUninstall("scm-mail-plugin");
assertThat(mayUninstall).isFalse();
}
@Test
void uninstallOfRequiredPluginShouldThrowException() {
PluginDescriptor review = createInstalled("scm-review-plugin").getDescriptor();
when(review.getDependencies()).thenReturn(singleton("scm-mail-plugin"));
PluginDependencyTracker pluginDependencyTracker = new PluginDependencyTracker();
pluginDependencyTracker.addInstalled(review);
Assertions.assertThrows(
ScmConstraintViolationException.class,
() -> pluginDependencyTracker.removeInstalled(createInstalled("scm-mail-plugin").getDescriptor())
);
}
@Test
void installedPluginWithDependingPluginCanBeUninstalledAfterDependingPluginIsUninstalled() {
PluginDescriptor review = createInstalled("scm-review-plugin").getDescriptor();
when(review.getDependencies()).thenReturn(singleton("scm-mail-plugin"));
PluginDependencyTracker pluginDependencyTracker = new PluginDependencyTracker();
pluginDependencyTracker.addInstalled(review);
pluginDependencyTracker.removeInstalled(review);
boolean mayUninstall = pluginDependencyTracker.mayUninstall("scm-mail-plugin");
assertThat(mayUninstall).isTrue();
}
@Test
void installedPluginWithMultipleDependingPluginCannotBeUninstalledAfterOnlyOneDependingPluginIsUninstalled() {
PluginDescriptor review = createInstalled("scm-review-plugin").getDescriptor();
when(review.getDependencies()).thenReturn(singleton("scm-mail-plugin"));
PluginDescriptor jira = createInstalled("scm-jira-plugin").getDescriptor();
when(jira.getDependencies()).thenReturn(singleton("scm-mail-plugin"));
PluginDependencyTracker pluginDependencyTracker = new PluginDependencyTracker();
pluginDependencyTracker.addInstalled(review);
pluginDependencyTracker.addInstalled(jira);
pluginDependencyTracker.removeInstalled(jira);
boolean mayUninstall = pluginDependencyTracker.mayUninstall("scm-mail-plugin");
assertThat(mayUninstall).isFalse();
}
}