regression/echotest/trig-tests-expected.echo

1 ECHO: "***Test special angles***"
2 ECHO: "sin(  0) == 0          ", true
3 ECHO: "sin( 30) == 1/2        ", true
4 ECHO: "sin( 45) == sqrt(2)/2  ", true
5 ECHO: "sin( 60) == sqrt(3)/2  ", true
6 ECHO: "sin( 90) == 1          ", true
7 ECHO: "sin(120) == sqrt(3)/2  ", true
8 ECHO: "sin(135) == sqrt(2)/2  ", true
9 ECHO: "sin(150) == 1/2        ", true
10 ECHO: "sin(180) == 0          ", true
11 ECHO: "sin(210) == -1/2       ", true
12 ECHO: "sin(225) == -sqrt(2)/2 ", true
13 ECHO: "sin(240) == -sqrt(3)/2 ", true
14 ECHO: "sin(270) == -1         ", true
15 ECHO: "sin(300) == -sqrt(3)/2 ", true
16 ECHO: "sin(315) == -sqrt(2)/2 ", true
17 ECHO: "sin(330) == -1/2       ", true
18 ECHO: "sin(360) == 0          ", true
19 ECHO:
20 ECHO: "cos(  0) == 1          ", true
21 ECHO: "cos( 30) == sqrt(3)/2  ", true
22 ECHO: "cos( 45) == sqrt(2)/2  ", true
23 ECHO: "cos( 60) == 1/2        ", true
24 ECHO: "cos( 90) == 0          ", true
25 ECHO: "cos(120) == -1/2       ", true
26 ECHO: "cos(135) == -sqrt(2)/2 ", true
27 ECHO: "cos(150) == -sqrt(3)/2 ", true
28 ECHO: "cos(180) == -1         ", true
29 ECHO: "cos(210) == -sqrt(3)/2 ", true
30 ECHO: "cos(225) == -sqrt(2)/2 ", true
31 ECHO: "cos(240) == -1/2       ", true
32 ECHO: "cos(270) == 0          ", true
33 ECHO: "cos(300) == 1/2        ", true
34 ECHO: "cos(315) == sqrt(2)/2  ", true
35 ECHO: "cos(330) == sqrt(3)/2  ", true
36 ECHO: "cos(360) == 1          ", true
37 ECHO:
38 ECHO: "// Quick test of signed zero checks"
39 ECHO: " isNeg0(-0) ", true
40 ECHO: "!isNeg0( 0) ", true
41 ECHO: "!isPos0(-0) ", true
42 ECHO: " isPos0( 0) ", true
43 ECHO:
44 ECHO: "isNeg0(tan(-180))      ", true
45 ECHO: "tan(-150)== sqrt(3)/3  ", true
46 ECHO: "tan(-135)== 1          ", true
47 ECHO: "tan(-120)== sqrt(3)    ", true
48 ECHO: "tan(-90) == -1/0       ", true
49 ECHO: "tan(-60) == -sqrt(3)   ", true
50 ECHO: "tan(-45) == -1         ", true
51 ECHO: "tan(-30) == -sqrt(3)/3 ", true
52 ECHO: "isPos0(tan(  0))       ", true
53 ECHO: "tan( 30) == sqrt(3)/3  ", true
54 ECHO: "tan( 45) == 1          ", true
55 ECHO: "tan( 60) == sqrt(3)    ", true
56 ECHO: "tan( 90) == 1/0        ", true
57 ECHO: "tan(120) == -sqrt(3)   ", true
58 ECHO: "tan(135) == -1         ", true
59 ECHO: "tan(150) == -sqrt(3)/3 ", true
60 ECHO: "isNeg0(tan(180))       ", true
61 ECHO:
62 ECHO: "***Verify functions are Odd/Even***"
63 ECHO: "sin()  odd check PASSED"
64 ECHO: "cos() even check PASSED"
65 ECHO: "tan()  odd check PASSED"
66 ECHO:
67 ECHO: "***Verify functions are Periodic over a few cycles***"
68 ECHO: "sin() periodic check PASSED"
69 ECHO: "cos() periodic check PASSED"
70 ECHO: "tan() periodic check PASSED"
71 ECHO:
72 ECHO: "***Verify Inverse Trigonometric functions***"
73 ECHO: "asin() inverse check PASSED"
74 ECHO: "acos() inverse check PASSED"
75 ECHO: "atan() inverse check PASSED"
76 ECHO: "atan2() inverse check PASSED"