From 3baa44f1c8459713a96f4db994ee9905cc4e8df1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ma=C3=ABl=20Gassmann?= <mael.gassmann@students.bfh.ch>
Date: Fri, 11 Jun 2021 18:22:23 +0200
Subject: [~] Updated the unit tests to take in account the variables

---
 .../src/test/java/ExpressionParserTest.java        | 115 ---------------------
 .../src/test/java/StatementParserTest.java         |  36 ++++++-
 2 files changed, 35 insertions(+), 116 deletions(-)
 delete mode 100644 calculator-java/src/test/java/ExpressionParserTest.java

(limited to 'calculator-java')

diff --git a/calculator-java/src/test/java/ExpressionParserTest.java b/calculator-java/src/test/java/ExpressionParserTest.java
deleted file mode 100644
index b15e844..0000000
--- a/calculator-java/src/test/java/ExpressionParserTest.java
+++ /dev/null
@@ -1,115 +0,0 @@
-import ch.bfh.CalculatorLexer;
-import ch.bfh.parser.ExpressionParser;
-import org.junit.Test;
-import static org.junit.Assert.assertEquals;
-
-public class ExpressionParserTest {
-
-    // Only testing correct expressions first
-    @Test
-    public void emptyExpression() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(0.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void oneFactor() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("10");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(10.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void oneParenthesisedFactor() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("(10)");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(10.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void oneNegativeFactor() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("-10");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(-10.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void oneNegativeParenthesisedFactor() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("-(10)");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(-10.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void oneNegativeParenthesisedNegativeFactor() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("-(-10)");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(10.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void twoFactorSum() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("2+3");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(5.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void twoFactorSub() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("2-3");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(-1.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void twoFactorSumWithSub() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("2--3");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(5.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void twoFactorSumWithSubParenthesised() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("2-(-3)");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(5.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void twoFactorMul() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("2*3");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(6.0, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void twoFactorDiv() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("11/4");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(2.75, ep.getValue(), 0.0);
-    }
-
-    @Test
-    public void completeArithmeticOperationWithPriorities() {
-        CalculatorLexer cl = new CalculatorLexer();
-        cl.initLexer("(4+5)*3/4");
-        ExpressionParser ep = new ExpressionParser(cl);
-        assertEquals(6.75, ep.getValue(), 0.0);
-    }
-
-    //TODO - test error detection
-
-}
diff --git a/calculator-java/src/test/java/StatementParserTest.java b/calculator-java/src/test/java/StatementParserTest.java
index 4b2e635..8c2db59 100644
--- a/calculator-java/src/test/java/StatementParserTest.java
+++ b/calculator-java/src/test/java/StatementParserTest.java
@@ -1,4 +1,3 @@
-import ch.bfh.CalculatorLexer;
 import ch.bfh.parser.StatementParser;
 import org.junit.Test;
 
@@ -86,6 +85,41 @@ public class StatementParserTest {
         assertEquals(6.75, sp.getValue(), 0.0);
     }
 
+    @Test
+    public void variableTest() {
+        sp.parseStatement("let a = 5");
+        assertEquals(5.0, sp.getValue(), 0.0);
+
+        sp.parseStatement("a");
+        assertEquals(5.0, sp.getValue(), 0.0);
+
+        sp.parseStatement("(a)");
+        assertEquals(5.0, sp.getValue(), 0.0);
+
+        sp.parseStatement("-a");
+        assertEquals(-5.0, sp.getValue(), 0.0);
+
+        sp.parseStatement("-(a)");
+        assertEquals(-5.0, sp.getValue(), 0.0);
+
+        sp.parseStatement("-(-a)");
+        assertEquals(5.0, sp.getValue(), 0.0);
+
+        sp.parseStatement("let b=5*50");
+        assertEquals(250.0, sp.getValue(), 0.0);
+
+        sp.parseStatement("b/a");
+        assertEquals(50.0, sp.getValue(), 0.0);
+
+        sp.parseStatement("b+a/2");
+        assertEquals(252.5, sp.getValue(), 0.0);
+
+        sp.parseStatement("let z = b+a/2");
+        assertEquals(252.5, sp.getValue(), 0.0);
+
+        sp.parseStatement("let a = b+a");
+        assertEquals(255.0, sp.getValue(), 0.0);
+    }
     //TODO - test error detection
 
 }
-- 
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