import org.eclipse.lsp4j.CompletionItemCapabilities; //导入依赖的package包/类
@Test
public void testIsCompletionSnippetsSupported() throws Exception {
	assertFalse(prefs.isCompletionSnippetsSupported());
	when(text.getCompletion()).thenReturn(new CompletionCapabilities());
	assertFalse(prefs.isCompletionSnippetsSupported());
	when(text.getCompletion()).thenReturn(new CompletionCapabilities(new CompletionItemCapabilities(true)));
	assertTrue(prefs.isCompletionSnippetsSupported());
}
 

import org.eclipse.lsp4j.CompletionItemCapabilities; //导入依赖的package包/类
public CompletionCapabilities(final CompletionItemCapabilities completionItem) {
  this.completionItem = completionItem;
}
 

import org.eclipse.lsp4j.CompletionItemCapabilities; //导入依赖的package包/类
/**
 * The client supports the following `CompletionItem` specific
 * capabilities.
 */
@Pure
public CompletionItemCapabilities getCompletionItem() {
  return this.completionItem;
}
 

import org.eclipse.lsp4j.CompletionItemCapabilities; //导入依赖的package包/类
/**
 * The client supports the following `CompletionItem` specific
 * capabilities.
 */
public void setCompletionItem(final CompletionItemCapabilities completionItem) {
  this.completionItem = completionItem;
}