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Test Lexer with empty input

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This commit is contained in:
Riccardo Azzolini 2019-08-06 19:42:03 +02:00
parent aeb0388925
commit 86c7da8c81
1 changed files with 9 additions and 0 deletions
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9
core/src/test/java/it/cavallium/warppi/math/rules/dsl/frontend/LexerTest.java
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@ -20,6 +20,15 @@ public class LexerTest {
errors.clear(); errors.clear();
} }
@Test
public void emptyInput() {
final Lexer lexer = new Lexer("", errors::add);
final List<Token> expected = Collections.singletonList(
new Token(EOF, "", 0)
);
assertEquals(expected, lexer.lex());
}
@Test @Test
public void validRule() { public void validRule() {
final Lexer lexer = new Lexer( final Lexer lexer = new Lexer(