
PASS cos(0) should be used-value-equivalent to 1
PASS sin(0) should be used-value-equivalent to 0
PASS tan(0) should be used-value-equivalent to 0
PASS calc(sin(pi/2 - pi/2) ) should be used-value-equivalent to 0
PASS calc(cos(pi - 3.14159265358979323846) ) should be used-value-equivalent to 1
PASS calc(cos(e - 2.7182818284590452354) ) should be used-value-equivalent to 1
PASS calc(sin(30deg + 1.0471967rad ) ) should be used-value-equivalent to 1
PASS calc(cos(30deg - 0.523599rad ) ) should be used-value-equivalent to 1
PASS calc(sin(3.14159 / 2 + 1 - 1) ) should be used-value-equivalent to 1
PASS calc(sin(100grad) ) should be used-value-equivalent to 1
PASS calc(cos(0 / 2 + 1 - 1) ) should be used-value-equivalent to 1
PASS calc(tan(30deg + 0.261799rad ) ) should be used-value-equivalent to 1
PASS calc(tan(0.7853975rad ) ) should be used-value-equivalent to 1
PASS calc(tan(3.14159 / 4 + 1 - 1) ) should be used-value-equivalent to 1
PASS calc(sin(0.25turn) ) should be used-value-equivalent to 1
PASS calc(cos(sin(cos(pi) + 1))) should be used-value-equivalent to 1
PASS calc(sin(tan(pi/4)*pi/2) ) should be used-value-equivalent to 1