1package io.protobase.f7.formulas.math;
 2
 3import io.protobase.f7.errors.NAException;
 4import io.protobase.f7.errors.NumException;
 5import io.protobase.f7.errors.ValueException;
 6import io.protobase.f7.models.Grid;
 7import io.protobase.f7.testutils.TestFormula;
 8import org.junit.Test;
 9
10import static com.google.common.truth.Truth.assertThat;
11import static org.mockito.Mockito.verify;
12import static org.mockito.Mockito.verifyNoMoreInteractions;
13import static org.mockito.Mockito.when;
14
15public class ATANHTest extends TestFormula {
16  @Test
17  public void testApply() {
18    assertThat(ATANH.SELF.apply(null, 0.99)).isEqualTo(2.646652412362246);
19    assertThat(ATANH.SELF.apply(null, 0.489733)).isEqualTo(0.5357090350574656);
20    assertThat(ATANH.SELF.apply(null, 0.0)).isEqualTo(0.0);
21    assertThat(ATANH.SELF.apply(null, -0.66152156111)).isEqualTo(-0.7955143351612654);
22    assertThat(ATANH.SELF.apply(null, -0.88)).isEqualTo(-1.3757676565209744);
23  }
24
25  @Test
26  public void testApply_numException() {
27    assertThat(ATANH.SELF.apply(null, 1.0)).isEqualTo(new NumException());
28    assertThat(ATANH.SELF.apply(null, 44.4)).isEqualTo(new NumException());
29    assertThat(ATANH.SELF.apply(null, -1.0)).isEqualTo(new NumException());
30  }
31
32  @Test
33  public void testApply_stringConversion() {
34    assertThat(ATANH.SELF.apply(null, "0.99")).isEqualTo(2.646652412362246);
35  }
36
37  @Test
38  public void testApply_grid() {
39    assertThat(ATANH.SELF.apply(null,
40        Grid.builder().add(0, 0, 0.489733).add(0, 1, "Don't mind me.").build()
41    )).isEqualTo(0.5357090350574656);
42  }
43
44  @Test
45  public void test_lookup() {
46    ATANH F = new ATANH(lookup, collateralLookup);
47    when(collateralLookup.apply(A1, M22_RANGE)).thenReturn(0.99);
48    assertThat(F.apply(A1, M22_RANGE)).isEqualTo(2.646652412362246);
49    verify(collateralLookup).apply(A1, M22_RANGE);
50    verifyNoMoreInteractions(collateralLookup);
51  }
52
53  @Test
54  public void testApply_errorsPassThrough() {
55    assertThat(ATANH.SELF.apply(null, new ValueException())).isEqualTo(new ValueException());
56  }
57
58  @Test
59  public void testApply_argumentsMismatch() {
60    assertThat(ATANH.SELF.apply(null, "A", "Too many")).isEqualTo(new NAException());
61  }
62}