From 86c7da8c81508d9cbb12a567123acd82fb1ec54f Mon Sep 17 00:00:00 2001 From: Riccardo Azzolini Date: Tue, 6 Aug 2019 19:42:03 +0200 Subject: [PATCH] Test Lexer with empty input --- .../warppi/math/rules/dsl/frontend/LexerTest.java | 9 +++++++++ 1 file changed, 9 insertions(+) diff --git a/core/src/test/java/it/cavallium/warppi/math/rules/dsl/frontend/LexerTest.java b/core/src/test/java/it/cavallium/warppi/math/rules/dsl/frontend/LexerTest.java index 1b29759a..6d1ef4e5 100644 --- a/core/src/test/java/it/cavallium/warppi/math/rules/dsl/frontend/LexerTest.java +++ b/core/src/test/java/it/cavallium/warppi/math/rules/dsl/frontend/LexerTest.java @@ -20,6 +20,15 @@ public class LexerTest { errors.clear(); } + @Test + public void emptyInput() { + final Lexer lexer = new Lexer("", errors::add); + final List expected = Collections.singletonList( + new Token(EOF, "", 0) + ); + assertEquals(expected, lexer.lex()); + } + @Test public void validRule() { final Lexer lexer = new Lexer(