@Test
public void testAllStub() throws FileNotFoundException, UnsupportedEncodingException {
MyExpression expression = new MyExpression();
for (Interval i : intervals) {
for (double x = i.getX0(); x <= i.getX1(); x += i.getD())
assertEquals(pow(2.0, 6.0) + 1, expression.calc(x), 0.01);
}
Plotter.plot("/Users/Scotch/graph_all_stub.csv", expression, intervals);
}
@Test
public void cotangens() throws FileNotFoundException, UnsupportedEncodingException {
MyExpression expression = new MyExpression();
expression.cot = new Cot();
for (Interval i : intervals) {
for (double x = i.getX0(); x <= i.getX1(); x += i.getD())
assertEquals(((((pow(2, 2.0 * 3.0) - (-1) * (1 / tan(x)))))), expression.calc(x), 0.01);
}
Plotter.plot("/Users/Scotch/graph_ctg.csv", expression, intervals);
}
/** Синус - заменим все функции кроме косеканса на заглушки и будем тестировать только его */
@Test
public void sinus() throws FileNotFoundException, UnsupportedEncodingException {
MyExpression expression = new MyExpression();
expression.sin = new Sin();
for (Interval i : intervals) {
for (double x = i.getX0(); x <= i.getX1(); x += i.getD())
assertEquals(
((((pow(1 + 1, 2.0 * 3.0) - ((sin(x) - 1) - 1) * (1))))), expression.calc(x), 0.01);
}
Plotter.plot("/Users/Scotch/graph_sin.csv", expression, intervals);
}
/** Косеканс - заменим все функции кроме косеканса на заглушки и будем тестировать только его */
@Test
public void cosec() throws FileNotFoundException, UnsupportedEncodingException {
MyExpression expression = new MyExpression();
expression.csc = new Cosecant();
for (Interval i : intervals) {
for (double x = i.getX0(); x <= i.getX1(); x += i.getD()) {
System.out.printf(" x = %.1f%n", x);
assertEquals(pow(1.0 + 1 / sin(x), 6.0) - (-1), expression.calc(x), 0.01);
}
}
Plotter.plot("/Users/Scotch/graph_csc.csv", expression, intervals);
}
@Test
public void testAllReal() throws FileNotFoundException, UnsupportedEncodingException {
MyExpression expression = new MyExpression();
expression.cos = new Cos();
expression.sin = new Sin();
expression.cot = new Cot();
expression.tan = new Tg();
expression.csc = new Cosecant();
for (Interval i : intervals) {
for (double x = i.getX0(); x <= i.getX1(); x += i.getD())
assertEquals(
((((pow(cos(x) + csc(x), 2.0 * 3.0)
- ((sin(x) - tan(x)) - cos(x)) * (cot(x) * tan(x)))))),
expression.calc(x),
0.01);
}
Plotter.plot("/Users/Scotch/graph_all_real.csv", expression, intervals);
}
