128 lines
3.4 KiB
Java
128 lines
3.4 KiB
Java
package token;
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import static error.ErrorManager.Severity.CRITICAL;
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import static org.hamcrest.Matchers.greaterThan;
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import static org.hamcrest.Matchers.instanceOf;
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import static org.hamcrest.Matchers.is;
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import static org.hamcrest.Matchers.notNullValue;
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import static org.junit.Assert.assertThat;
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import org.junit.Before;
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import org.junit.Test;
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import file.FilePosition;
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import token.TokenFactory.BadCharacterException;
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import token.TokenFactory.EmptyTokenTextException;
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public class TokenFactoryTest {
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private TokenFactory tokenFactory;
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private FilePosition testPosition;
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@Before
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public void setUp() {
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tokenFactory = new TokenFactoryImpl();
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testPosition = new FilePosition("testFile");
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testPosition.setLineNumber(0);
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testPosition.setColumnNumber(0);
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}
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private Token createToken(String text) {
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return tokenFactory.createToken(text, testPosition);
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}
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@Test
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public void eofTokenCreation() {
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assertThat(tokenFactory.createEofToken(testPosition), instanceOf(Eof.class));
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}
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@Test
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public void leftParenthesisCreation() {
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String text = "(";
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assertThat(createToken(text), instanceOf(LeftParenthesis.class));
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}
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@Test
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public void rightParenthesisCreation() {
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String text = ")";
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assertThat(createToken(text), instanceOf(RightParenthesis.class));
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}
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@Test
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public void quoteMarkCreation() {
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String text = "'";
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assertThat(createToken(text), instanceOf(QuoteMark.class));
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}
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@Test
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public void numberCreation() {
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String text = "987";
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assertThat(createToken(text), instanceOf(Number.class));
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}
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@Test
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public void prefixedNumberCreation() {
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String text = "-987";
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assertThat(createToken(text), instanceOf(Number.class));
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}
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@Test
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public void identifierCreation() {
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String text = "identifier";
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assertThat(createToken(text), instanceOf(Identifier.class));
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}
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@Test
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public void prefixedIdentifierCreation() {
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String text = "-identifier";
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assertThat(createToken(text), instanceOf(Identifier.class));
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}
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@Test
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public void stringCreation() {
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String text = "\"string\"";
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assertThat(createToken(text), instanceOf(QuotedString.class));
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}
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@Test(expected = EmptyTokenTextException.class)
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public void emptyString_ThrowsException() {
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createToken("");
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}
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@Test
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public void emptyTokenTextException_ContainsCorrectAttributes() {
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try {
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createToken("");
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} catch (EmptyTokenTextException e) {
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String message = e.getMessage();
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assertThat(message, is(notNullValue()));
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assertThat(message.length(), greaterThan(0));
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assertThat(e.getSeverity(), is(CRITICAL));
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}
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}
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@Test(expected = BadCharacterException.class)
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public void badCharacter_ThrowsException() {
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createToken("[abc]");
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}
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@Test
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public void backTickCreation() {
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String text = "`";
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assertThat(createToken(text), instanceOf(Backquote.class));
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}
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@Test
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public void commaCreation() {
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String text = ",";
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assertThat(createToken(text), instanceOf(Comma.class));
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}
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@Test
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public void atSignCreation() {
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String text = "@";
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assertThat(createToken(text), instanceOf(AtSign.class));
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}
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}
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