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# PEtab math expression tests | ||
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This directory contains test cases for parsing PEtab math expressions. | ||
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`math_tests.yaml` contains a list of test cases under `cases`. | ||
Each test case consists of a valid PEtab math expression under `expression` and | ||
the expected result of parsing the expression under `expected`. | ||
The expected result may be a numeric value or a symbolic expression. | ||
Booleans are expected to be converted to floats. |
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cases: | ||
- expression: "1" | ||
expected: 1.0 | ||
- expression: "+1.0" | ||
expected: 1.0 | ||
- expression: "-1.0" | ||
expected: -1.0 | ||
- expression: "--1.0" | ||
expected: 1.0 | ||
- expression: "-(-1)" | ||
expected: 1.0 | ||
- expression: 1 + 2 | ||
expected: 3.0 | ||
- expression: 1 - 2 | ||
expected: -1.0 | ||
- expression: 1e3 * 2 | ||
expected: 2000.0 | ||
- expression: 1e+3 * 2 | ||
expected: 2000.0 | ||
- expression: 1 / 2 | ||
expected: 0.5 | ||
- expression: "1e2" | ||
expected: 100 | ||
- expression: "1.0e2" | ||
expected: 100 | ||
- expression: "1e+2" | ||
expected: 100 | ||
- expression: "1e-2" | ||
expected: 0.01 | ||
- expression: "1.0e-2" | ||
expected: 0.01 | ||
- expression: 1 + 2 * 3 | ||
expected: 7.0 | ||
- expression: inf | ||
expected: inf | ||
- expression: -inf | ||
expected: -inf | ||
- expression: pow(2, 3) | ||
expected: 8.0 | ||
- expression: log(exp(1)) | ||
expected: 1.0 | ||
- expression: ln(exp(1)) | ||
expected: 1.0 | ||
- expression: log10(10) | ||
expected: 1.0 | ||
- expression: log2(2) | ||
expected: 1.0 | ||
- expression: 2^3 | ||
expected: 8.0 | ||
- expression: -2^4 | ||
expected: -16.0 | ||
- expression: 2^2^3 | ||
expected: 256.0 | ||
- expression: 9 * 3 ^ -2 | ||
expected: 1.0 | ||
- expression: exp(1) | ||
expected: 2.718281828459045 | ||
- expression: sqrt(4) | ||
expected: 2.0 | ||
- expression: log(100, 10) | ||
expected: 2.0 | ||
- expression: sin(0) | ||
expected: 0.0 | ||
- expression: cos(0) | ||
expected: 1.0 | ||
- expression: tan(0) | ||
expected: 0.0 | ||
- expression: cot(1) | ||
expected: 0.6420926159343308 | ||
- expression: sec(0) | ||
expected: 1.0 | ||
- expression: csc(1) | ||
expected: 1.18839510577812 | ||
- expression: arcsin(0) | ||
expected: 0.0 | ||
- expression: arccos(1) | ||
expected: 0.0 | ||
- expression: arctan(0) | ||
expected: 0.0 | ||
- expression: arccot(1) | ||
expected: 0.7853981633974483 | ||
- expression: arcsec(1) | ||
expected: 0.0 | ||
- expression: arccsc(1) | ||
expected: 1.5707963267948966 | ||
- expression: sinh(0) | ||
expected: 0.0 | ||
- expression: cosh(0) | ||
expected: 1.0 | ||
- expression: tanh(0) | ||
expected: 0.0 | ||
- expression: coth(1) | ||
expected: 1.3130352854993312 | ||
- expression: sech(0) | ||
expected: 1.0 | ||
- expression: csch(1) | ||
expected: 0.8509181282393216 | ||
- expression: arcsinh(0) | ||
expected: 0.0 | ||
- expression: arccosh(1) | ||
expected: 0.0 | ||
- expression: arctanh(0) | ||
expected: 0.0 | ||
- expression: arccoth(1) | ||
expected: inf | ||
- expression: arcsech(1) | ||
expected: 0.0 | ||
- expression: arccsch(1) | ||
expected: 0.881373587019543 | ||
- expression: piecewise(1, true, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, true || true, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, false || (true || true), 0) | ||
expected: 1.0 | ||
- expression: piecewise(0, true || false && false, 1) | ||
expected: 1.0 | ||
comment: Test precedence of logical operators, && and || have equal precedence in PEtab (unlike in C where && has higher precedence than ||). | ||
- expression: piecewise(1, true || (false && false), 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, false, 0) | ||
expected: 0.0 | ||
- expression: abs(-4) | ||
expected: 4.0 | ||
- expression: sign(-2) | ||
expected: -1.0 | ||
- expression: min(1, 2) | ||
expected: 1.0 | ||
- expression: max(1, 2) | ||
expected: 2.0 | ||
- expression: piecewise(1, 1 > 2, 0) | ||
expected: 0.0 | ||
- expression: piecewise(1, 2 >= 2, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, 2 == 2, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, true == true, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, false == false, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, 2 != 2, 0) | ||
expected: 0.0 | ||
- expression: piecewise(1, 2 < 3 && 3 > 2, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, 2 < 3 || 3 < 2, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, !(2 < 3), 0) | ||
expected: 0.0 | ||
- expression: piecewise(1, true, 2, true, 0) | ||
expected: 1.0 | ||
comment: Test that the first true condition is used. | ||
- expression: piecewise(1, false, 2, true, 0) | ||
expected: 2.0 | ||
- expression: piecewise(1, false, 2, false, 3) | ||
expected: 3.0 | ||
- expression: 3 + true | ||
expected: 4.0 | ||
- expression: 2 * false + true | ||
expected: 1.0 | ||
- expression: piecewise(1, true == 1, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, true == 2, 0) | ||
expected: 0.0 | ||
- expression: piecewise(1, false == 1, 0) | ||
expected: 0.0 | ||
- expression: piecewise(1, false == 0, 0) | ||
expected: 1.0 | ||
- expression: sign(true) | ||
expected: 1.0 | ||
- expression: sign(false) | ||
expected: 0.0 | ||
- expression: piecewise(true, true, false) | ||
expected: 1.0 | ||
- expression: piecewise(false, false, true) | ||
expected: 1.0 | ||
- expression: piecewise(1, 1, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, -0.1, 0) | ||
expected: 1.0 | ||
- expression: piecewise(1, 0.0, 0) | ||
expected: 0.0 | ||
- expression: -true | ||
expected: -1.0 | ||
- expression: -false | ||
expected: 0.0 | ||
- expression: a * b | ||
expected: a * b | ||
- expression: "!1" | ||
expected: 0.0 | ||
- expression: log(0) | ||
expected: -inf | ||
- expression: "!!2" | ||
expected: 1.0 | ||
- expression: "-!!2" | ||
expected: -1.0 | ||
- expression: "-!0" | ||
expected: -1.0 | ||
- expression: "true ^ true" | ||
expected: 1.0 | ||
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