transcendental-lisp/test/function/builtin/predicate/EQUALTest.java

114 lines
2.5 KiB
Java

package function.builtin.predicate;
import static testutil.TestUtilities.evaluateString;
import static testutil.TypeAssertions.*;
import org.junit.Test;
import function.ArgumentValidator.*;
public class EQUALTest {
@Test
public void equalWithTwoEqualAtoms() {
String input = "(equal 'a 'a)";
assertT(evaluateString(input));
}
@Test
public void equalWithTwoEqualAtomsAndAlias() {
String input = "(equal? 'a 'a)";
assertT(evaluateString(input));
}
@Test
public void equalWithTwoUnequalAtoms() {
String input = "(equal 'a 'b)";
assertNil(evaluateString(input));
}
@Test
public void equalWithTwoEqualNumbers() {
String input = "(equal -4 -4)";
assertT(evaluateString(input));
}
@Test
public void equalWithTwoUnequalNumbers() {
String input = "(equal +5 +7)";
assertNil(evaluateString(input));
}
@Test
public void equalWithTwoEqualStrings() {
String input = "(equal \"potato\" \"potato\")";
assertT(evaluateString(input));
}
@Test
public void equalWithTwoUnequalStrings() {
String input = "(equal \"tomato\" \"potato\")";
assertNil(evaluateString(input));
}
@Test
public void equalWithTwoDifferentCasedStrings() {
String input = "(equal \"Potato\" \"potato\")";
assertNil(evaluateString(input));
}
@Test
public void equalWithAtomAndList() {
String input = "(equal \"string\" '(m i k e))";
assertNil(evaluateString(input));
}
@Test
public void equalWithListAndAtom() {
String input = "(equal '(m i k e) \"string\")";
assertNil(evaluateString(input));
}
@Test
public void equalWithTwoEqualLists() {
String input = "(equal '(1 2 3) '(1 2 3))";
assertT(evaluateString(input));
}
@Test
public void equalWithTwoUnequalLists() {
String input = "(equal '(1 2 3) '(1 3 3))";
assertNil(evaluateString(input));
}
@Test
public void equalWithTwoEqualNestedLists() {
String input = "(equal '(1 ((2) 3)) '(1 ((2) 3)))";
assertT(evaluateString(input));
}
@Test(expected = TooManyArgumentsException.class)
public void equalWithTooManyArguments() {
evaluateString("(equal 1 2 3)");
}
@Test(expected = TooFewArgumentsException.class)
public void equalWithTooFewArguments() {
evaluateString("(equal 1)");
}
}