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Context separation test for expressions

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This commit is contained in:
Alexander Nozik 2018-08-25 21:36:50 +03:00
parent 6df416f064
commit 6c25042f0f
1 changed files with 11 additions and 0 deletions
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11
kmath-common/src/test/kotlin/scientifik/kmath/expressions/FieldExpressionContextTest.kt
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@ -28,4 +28,15 @@ class FieldExpressionContextTest {
assertEquals(expression("x" to Complex(1.0, 0.0)), Complex(4.0, 0.0))
assertEquals(expression(), Complex(9.0, 0.0))
}
@Test
fun separateContext() {
fun <T> FieldExpressionContext<T>.expression(): Expression<T>{
val x = variable("x")
return x * x + 2 * x + 1.0
}
val expression = FieldExpressionContext(DoubleField).expression()
assertEquals(expression("x" to 1.0), 4.0)
}
}