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[poincare] Add tests for inverse and determinant

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Change-Id: Id284b9796b1746f38728ea9ef6c4aff578c0e660
This commit is contained in:
Émilie Feral
2017-03-01 10:23:05 +01:00
committed by Romain Goyet
parent 014ab70c01
commit 37ca60ec21
1 changed files with 28 additions and 2 deletions
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30
poincare/test/function.cpp
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@@ -18,7 +18,7 @@ QUIZ_CASE(poincare_parse_function) {
e = Expression::parse("int(x, 2, 3)");
assert(e->type() == Expression::Type::Integral);
delete e;
e = Expression::parse("log(2)");
assert(e->type() == Expression::Type::Logarithm);
delete e;
@@ -30,11 +30,19 @@ QUIZ_CASE(poincare_parse_function) {
e = Expression::parse("root(2,3)");
assert(e->type() == Expression::Type::NthRoot);
delete e;
char text[5] = {Ion::Charset::Root, '(', '2', ')', 0};
e = Expression::parse(text);
assert(e->type() == Expression::Type::SquareRoot);
delete e;
e = Expression::parse("det([[1,2,3][4,5,6][7,8,9]])");
assert(e->type() == Expression::Type::Determinant);
delete e;
e = Expression::parse("inverse([[1,2,3][4,5,6][7,8,9]])");
assert(e->type() == Expression::Type::MatrixInverse);
delete e;
}
QUIZ_CASE(poincare_function_approximate) {
@@ -63,6 +71,10 @@ QUIZ_CASE(poincare_function_approximate) {
e = Expression::parse(text);
assert(e->approximate(globalContext) == sqrtf(2.0f));
delete e;
e = Expression::parse("det([[1,2,3][4,5,-6][7,8,9]])");
assert(fabsf(e->approximate(globalContext)-(-72.0f)) <= 0.00001f);
delete e;
}
QUIZ_CASE(poincare_function_evaluate) {
@@ -94,4 +106,18 @@ QUIZ_CASE(poincare_function_evaluate) {
(((Complex *)e)->b()) <= 0.28485f + 0.00001f);
delete a;
delete e;
a = Expression::parse("inverse([[1,2,3][4,5,-6][7,8,9]])");
e = a->evaluate(globalContext);
assert(fabsf(e->operand(0)->approximate(globalContext)-(-31.0f/24.0f)) <= 0.00001f);
assert(fabsf(e->operand(1)->approximate(globalContext) -(-1.0f/12.0f)) <= 0.00001f);
assert(fabsf(e->operand(2)->approximate(globalContext) -(3.0f/8.0f)) <= 0.00001f);
assert(fabsf(e->operand(3)->approximate(globalContext) -(13.0f/12.0f)) <= 0.00001f);
assert(fabsf(e->operand(4)->approximate(globalContext) -(1.0f/6.0f)) <= 0.00001f);
assert(fabsf(e->operand(5)->approximate(globalContext) -(-1.0f/4.0f)) <= 0.00001f);
assert(fabsf(e->operand(6)->approximate(globalContext) -(1.0f/24.0f)) <= 0.00001f);
assert(fabsf(e->operand(7)->approximate(globalContext) -(-1.0f/12.0f)) <= 0.00001f);
assert(fabsf(e->operand(8)->approximate(globalContext) -(1.0f/24.0f)) <= 0.00001f);
delete a;
delete e;
}