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import but3.collections.IterativeBinarySearchTree
import but3.collections.KeyAlreadyPresentException
import org.junit.jupiter.api.Assertions
import org.junit.jupiter.api.BeforeEach
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.assertThrows
import org.junit.jupiter.params.ParameterizedTest
import org.junit.jupiter.params.provider.ValueSource
class TestIte1AddContains {
lateinit var bst: IterativeBinarySearchTree<Int>
@BeforeEach
fun initialise() {
bst = IterativeBinarySearchTree()
}
@Test
fun empty() {
Assertions.assertAll(
{ Assertions.assertTrue(bst.isEmpty()) },
{ Assertions.assertEquals(0, bst.height()) },
{ Assertions.assertFalse(bst.containsB(666)) },
)
}
@ParameterizedTest(name = "element added : {0}")
@ValueSource(ints = [10, 3, 5, 7, 100, 30, 20, 45, 50, 48, 60, 10000])
fun element0(added: Int) {
Assertions.assertDoesNotThrow { bst.addB(added) }
}
@ParameterizedTest(name = "element added : {0}")
@ValueSource(ints = [10, 3, 5, 7, 100, 30, 20, 45, 50, 48, 60, 10000])
fun element1(added: Int) {
bst.addB(added)
Assertions.assertAll(
{ Assertions.assertFalse(bst.isEmpty()) },
{ Assertions.assertEquals(0, bst.height()) },
{ Assertions.assertTrue(bst.containsB(added)) },
{ Assertions.assertFalse(bst.containsB(666)) },
{ assertThrows<KeyAlreadyPresentException> { bst.addB(added) } },
)
}
@Test
fun notEmpty() {
bst.addB(10)
bst.addB(3)
bst.addB(5)
bst.addB(7)
bst.addB(100)
bst.addB(30)
bst.addB(20)
bst.addB(45)
bst.addB(50)
bst.addB(48)
bst.addB(60)
bst.addB(10000)
Assertions.assertAll(
{ Assertions.assertFalse(bst.isEmpty()) },
{ Assertions.assertEquals(5, bst.height()) },
{ Assertions.assertFalse(bst.containsB(666)) },
)
}
@Test
fun notEmptyFactory() {
bst = IterativeBinarySearchTree.buildFrom(10, 3, 5, 7, 100, 30, 20, 45, 50, 48, 60, 10000)
Assertions.assertAll(
{ Assertions.assertFalse(bst.isEmpty()) },
{ Assertions.assertEquals(5, bst.height()) },
{ Assertions.assertFalse(bst.containsB(666)) },
)
}
}