57 lines
1.3 KiB
Java
57 lines
1.3 KiB
Java
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package function.builtin;
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import static testutil.TestUtilities.*;
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import org.junit.Test;
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import function.ArgumentValidator.*;
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public class LESSPTester {
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@Test
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public void testLesspWithOneNumber_ReturnsT() {
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String input = "(< 1)";
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assertSExpressionsMatch(evaluateString(input), parseString("t"));
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}
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@Test
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public void testLesspWithTwoNumbers_ReturnsNil() {
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String input = "(< 2 1)";
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assertSExpressionsMatch(evaluateString(input), parseString("nil"));
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}
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@Test
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public void testLesspWithTwoNumbers_ReturnsT() {
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String input = "(< 2 3)";
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assertSExpressionsMatch(evaluateString(input), parseString("t"));
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}
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@Test
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public void testLesspWithManyNumbers_ReturnsNil() {
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String input = "(< 4 3 2 5 1)";
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assertSExpressionsMatch(evaluateString(input), parseString("nil"));
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}
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@Test
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public void testLesspWithManyNumbers_ReturnsT() {
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String input = "(< 0 1 2 3 4)";
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assertSExpressionsMatch(evaluateString(input), parseString("t"));
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}
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@Test(expected = BadArgumentTypeException.class)
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public void testLesspWithNonNumbers() {
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evaluateString("(< '(1) '(2))");
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}
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@Test(expected = TooFewArgumentsException.class)
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public void testLesspWithTooFewArguments() {
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evaluateString("(<)");
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}
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}
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