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Work around JaCoCo injecting fields/methods into classes when the tests are run from gradle

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This commit is contained in:
Mike Hearn 2017-03-09 18:52:23 +01:00
parent 8e1a48d935
commit a394adbb44
1 changed files with 11 additions and 4 deletions
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15
experimental/src/test/kotlin/net/corda/carpenter/ClassCarpenterTest.kt
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@ -1,6 +1,8 @@
package net.corda.carpenter package net.corda.carpenter
import org.junit.Test import org.junit.Test
import java.lang.reflect.Field
import java.lang.reflect.Method
import kotlin.test.assertEquals import kotlin.test.assertEquals
@ -12,11 +14,16 @@ class ClassCarpenterTest {
val cc = ClassCarpenter() val cc = ClassCarpenter()
// We have to ignore synthetic fields even though ClassCarpenter doesn't create any because the JaCoCo
// coverage framework auto-magically injects one method and one field into every class loaded into the JVM.
val Class<*>.nonSyntheticFields: List<Field> get() = declaredFields.filterNot { it.isSynthetic }
val Class<*>.nonSyntheticMethods: List<Method> get() = declaredMethods.filterNot { it.isSynthetic }
@Test @Test
fun empty() { fun empty() {
val clazz = cc.build(ClassCarpenter.Schema("gen.EmptyClass", emptyMap(), null)) val clazz = cc.build(ClassCarpenter.Schema("gen.EmptyClass", emptyMap(), null))
assertEquals(0, clazz.declaredFields.size) assertEquals(0, clazz.nonSyntheticFields.size)
assertEquals(2, clazz.declaredMethods.size) // get, toString assertEquals(2, clazz.nonSyntheticMethods.size) // get, toString
assertEquals(0, clazz.declaredConstructors[0].parameterCount) assertEquals(0, clazz.declaredConstructors[0].parameterCount)
clazz.newInstance() // just test there's no exception. clazz.newInstance() // just test there's no exception.
} }
@ -33,9 +40,9 @@ class ClassCarpenterTest {
"byteMe" to Byte::class.javaPrimitiveType!!, "byteMe" to Byte::class.javaPrimitiveType!!,
"booleanField" to Boolean::class.javaPrimitiveType!! "booleanField" to Boolean::class.javaPrimitiveType!!
))) )))
assertEquals(8, clazz.declaredFields.size) assertEquals(8, clazz.nonSyntheticFields.size)
assertEquals(10, clazz.nonSyntheticMethods.size)
assertEquals(8, clazz.declaredConstructors[0].parameterCount) assertEquals(8, clazz.declaredConstructors[0].parameterCount)
assertEquals(10, clazz.declaredMethods.size)
val i = clazz.constructors[0].newInstance(1, 2L, 'c', 4.toShort(), 1.23, 4.56F, 127.toByte(), true) val i = clazz.constructors[0].newInstance(1, 2L, 'c', 4.toShort(), 1.23, 4.56F, 127.toByte(), true)
assertEquals(1, clazz.getMethod("getAnIntField").invoke(i)) assertEquals(1, clazz.getMethod("getAnIntField").invoke(i))
assertEquals(2L, clazz.getMethod("getALongField").invoke(i)) assertEquals(2L, clazz.getMethod("getALongField").invoke(i))