1package io.protobase.f7.formulas.math;
 2
 3import io.protobase.f7.errors.DivException;
 4import io.protobase.f7.errors.NAException;
 5import io.protobase.f7.errors.NumException;
 6import io.protobase.f7.errors.ValueException;
 7import io.protobase.f7.models.Grid;
 8import io.protobase.f7.testutils.TestFormula;
 9import org.junit.Test;
10
11import static com.google.common.truth.Truth.assertThat;
12import static org.mockito.Mockito.verify;
13import static org.mockito.Mockito.verifyNoMoreInteractions;
14import static org.mockito.Mockito.when;
15
16public class LOGTest extends TestFormula {
17  @Test
18  public void testApply() {
19    assertThat(LOG.SELF.apply(null, 128.0, 2.0)).isEqualTo(7.0);
20    assertThat(LOG.SELF.apply(null, 128.0, 3.0)).isEqualTo(4.416508275000202);
21    assertThat(LOG.SELF.apply(null, 1.0, 2.0)).isEqualTo(0.0);
22    assertThat(LOG.SELF.apply(null, 2.0, 2.0)).isEqualTo(1.0);
23    assertThat(LOG.SELF.apply(null, 3.0, 3.0)).isEqualTo(1.0);
24    assertThat(LOG.SELF.apply(null, 2.0, 3.0)).isEqualTo(0.6309297535714574);
25  }
26
27  @Test
28  public void testApply_defaultBase() {
29    assertThat(LOG.SELF.apply(null, 1.0)).isEqualTo(0.0);
30    assertThat(LOG.SELF.apply(null, 10.0)).isEqualTo(1.0);
31    assertThat(LOG.SELF.apply(null, 100.0)).isEqualTo(2.0);
32    assertThat(LOG.SELF.apply(null, 1000.0)).isEqualTo(3.0);
33    assertThat(LOG.SELF.apply(null, 10000.0)).isEqualTo(4.0);
34    assertThat(LOG.SELF.apply(null, 100000.0)).isEqualTo(5.0);
35  }
36
37  @Test
38  public void testApply_parameterErrors() {
39    assertThat(LOG.SELF.apply(null, 128.0, 1.0)).isEqualTo(new DivException());
40    assertThat(LOG.SELF.apply(null, 128.0, 0.0)).isEqualTo(new NumException());
41    assertThat(LOG.SELF.apply(null, 0.0, 1.0)).isEqualTo(new NumException());
42  }
43
44  @Test
45  public void testApply_stringConversion() {
46    assertThat(LOG.SELF.apply(null, "1", "2")).isEqualTo(0.0);
47  }
48
49  @Test
50  public void testApply_grid() {
51    assertThat(LOG.SELF.apply(null,
52        Grid.builder().add(0, 0, 44.0).add(0, 1, "Don't mind me.").build(),
53        Grid.builder().add(0, 0, 2.0).add(0, 1, "Don't mind me.").build()
54    )).isEqualTo(5.459431618637297);
55  }
56
57  @Test
58  public void test_lookup() {
59    LOG F = new LOG(lookup, collateralLookup);
60    when(collateralLookup.apply(A1, M22_RANGE)).thenReturn(128.0);
61    when(collateralLookup.apply(A1, G19_RANGE)).thenReturn(2.0);
62    assertThat(F.apply(A1, M22_RANGE, G19_RANGE)).isEqualTo(7.0);
63    verify(collateralLookup).apply(A1, M22_RANGE);
64    verify(collateralLookup).apply(A1, G19_RANGE);
65    verifyNoMoreInteractions(collateralLookup);
66  }
67
68  @Test
69  public void testApply_errorsPassThrough() {
70    assertThat(LOG.SELF.apply(null, 10.0, new ValueException())).isEqualTo(new ValueException());
71    assertThat(LOG.SELF.apply(null, new ValueException(), 10.0)).isEqualTo(new ValueException());
72  }
73
74  @Test
75  public void testApply_argumentsMismatch() {
76    assertThat(LOG.SELF.apply(null)).isEqualTo(new NAException());
77    assertThat(LOG.SELF.apply(null, "A", "B", "C")).isEqualTo(new NAException());
78  }
79}