transcendental-lisp/test/function/builtin/EQTester.java

68 lines
1.6 KiB
Java

package function.builtin;
import static testutil.TestUtilities.*;
import org.junit.Test;
import function.ArgumentValidator.*;
public class EQTester {
@Test
public void testEqWithEqualAtoms() {
String input = "(eq 1 1)";
assertSExpressionsMatch(evaluateString(input), parseString("t"));
}
@Test
public void testEqWithUnequalAtoms() {
String input = "(eq 1 2)";
assertSExpressionsMatch(evaluateString(input), parseString("nil"));
}
@Test
public void testEqWithAtomAndList() {
String input = "(eq 1 '(2))";
assertSExpressionsMatch(evaluateString(input), parseString("nil"));
}
@Test
public void testEqWithSameList() {
String initializeL1 = "(setf l1 '(1 2 3))";
String initializeL2 = "(setf l2 l1)";
String input = "(eq l1 l2)";
evaluateString(initializeL1);
evaluateString(initializeL2);
assertSExpressionsMatch(evaluateString(input), parseString("t"));
}
@Test
public void testEqWithEqualLists() {
String input = "(eq '(1 2) '(1 2))";
assertSExpressionsMatch(evaluateString(input), parseString("nil"));
}
@Test
public void testEqWithUnequalLists() {
String input = "(eq '(1 2) '(3 4))";
assertSExpressionsMatch(evaluateString(input), parseString("nil"));
}
@Test(expected = TooManyArgumentsException.class)
public void testEqWithTooManyArguments() {
evaluateString("(eq 'one 'two 'three)");
}
@Test(expected = TooFewArgumentsException.class)
public void testEqWithTooFewArguments() {
evaluateString("(eq 'one)");
}
}