Initial commit

ÜB-Praxis-Scanner für Namen-Leer/src/de/dhbw/compiler/namenscanner/TokenStreamTest.java

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+/* **********************************************
+ * Duale Hochschule Baden-Württemberg Karlsruhe
+ * Prof. Dr. Jörn Eisenbiegler
+ * 
+ * Vorlesung Übersetzerbau
+ * Praxis AS-Scanner mit JFlex
+ * - Testfall-Utility
+ * 
+ * **********************************************
+ */
+
+package de.dhbw.compiler.namenscanner;
+
+import static org.junit.Assert.assertEquals;
+
+import java.io.StringReader;
+
+import de.dhbw.compiler.namenscanner.NamenScanner;
+import de.dhbw.compiler.namenscanner.Token;
+
+public abstract class TokenStreamTest {
+	
+	protected void testTokenList(String in, Token... TokenList) throws Exception {
+		NamenScanner scanner = new NamenScanner(new StringReader(in));
+		Token myToken;
+		
+		for (Token expected : TokenList) {
+			myToken = scanner.nextToken();
+			assertEquals("Expect Token "+expected.toString()+". Error in type.", 
+					expected.getType(), myToken.getType());
+			assertEquals("Expect Token "+expected.toString()+". Error in text.", 
+					expected.getText(), myToken.getText());
+		}
+		
+		myToken = scanner.nextToken();
+		assertEquals("Expected End of File (EOF), read " + myToken.toString() + ".", Token.EOF, myToken.getType());	
+	}
+	
+}