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-rw-r--r--core/src/androidTest/kotlin/ca/allanwang/kau/Utils.kt7
-rw-r--r--core/src/androidTest/kotlin/ca/allanwang/kau/kpref/KPrefTest.kt38
-rw-r--r--core/src/main/kotlin/ca/allanwang/kau/kpref/KPref.kt6
-rw-r--r--core/src/main/kotlin/ca/allanwang/kau/kpref/KPrefDelegate.kt21
4 files changed, 44 insertions, 28 deletions
diff --git a/core/src/androidTest/kotlin/ca/allanwang/kau/Utils.kt b/core/src/androidTest/kotlin/ca/allanwang/kau/Utils.kt
new file mode 100644
index 0000000..33252d6
--- /dev/null
+++ b/core/src/androidTest/kotlin/ca/allanwang/kau/Utils.kt
@@ -0,0 +1,7 @@
+package ca.allanwang.kau
+
+import android.content.Context
+import androidx.test.platform.app.InstrumentationRegistry
+
+val context: Context
+ get() = InstrumentationRegistry.getInstrumentation().context \ No newline at end of file
diff --git a/core/src/androidTest/kotlin/ca/allanwang/kau/kpref/KPrefTest.kt b/core/src/androidTest/kotlin/ca/allanwang/kau/kpref/KPrefTest.kt
index 04c6444..222f0f5 100644
--- a/core/src/androidTest/kotlin/ca/allanwang/kau/kpref/KPrefTest.kt
+++ b/core/src/androidTest/kotlin/ca/allanwang/kau/kpref/KPrefTest.kt
@@ -16,14 +16,14 @@
package ca.allanwang.kau.kpref
import android.annotation.SuppressLint
-import android.content.Context
-import androidx.test.core.app.ApplicationProvider
+import android.content.SharedPreferences
import androidx.test.ext.junit.runners.AndroidJUnit4
import androidx.test.filters.MediumTest
-import kotlin.test.assertEquals
+import ca.allanwang.kau.context
import org.junit.Before
import org.junit.Test
import org.junit.runner.RunWith
+import kotlin.test.assertEquals
/**
* Created by Allan Wang on 2017-08-01.
@@ -33,13 +33,11 @@ import org.junit.runner.RunWith
class KPrefTest {
lateinit var androidPref: TestPref
+ lateinit var androidSp: SharedPreferences
lateinit var memPref: TestPref
- class TestPref(builder: KPrefBuilder) : KPref(builder) {
-
- init {
- initialize(ApplicationProvider.getApplicationContext<Context>(), "kpref_test_${System.currentTimeMillis()}")
- }
+ class TestPref(factory: KPrefFactory) :
+ KPref("kpref_test_${System.currentTimeMillis()}", factory) {
var postSetterCount: Int = 0
@@ -60,9 +58,10 @@ class KPrefTest {
@Before
fun init() {
- androidPref = TestPref(KPrefBuilderAndroid)
- androidPref.sp.edit().clear().commit()
- memPref = TestPref(KPrefBuilderInMemory)
+ androidPref = TestPref(KPrefFactoryAndroid(context))
+ androidSp = (androidPref.builder as KPrefBuilderAndroid).sp
+ androidSp.edit().clear().commit()
+ memPref = TestPref(KPrefFactoryInMemory)
}
private fun pref(action: TestPref.() -> Unit) {
@@ -70,7 +69,11 @@ class KPrefTest {
memPref.action()
}
- private fun <T> assertPrefEquals(expected: T, actual: TestPref.() -> T, message: String? = null) {
+ private fun <T> assertPrefEquals(
+ expected: T,
+ actual: TestPref.() -> T,
+ message: String? = null
+ ) {
assertEquals(expected, androidPref.actual(), "Android KPrefs: $message")
assertEquals(expected, memPref.actual(), "In Mem KPrefs: $message")
}
@@ -83,7 +86,7 @@ class KPrefTest {
assertPrefEquals("hello", { hello })
assertPrefEquals(3, { set.size })
assertPrefEquals(setOf("po", "ta", "to"), { set })
- assertEquals(0, androidPref.sp.all.size, "Defaults should not be set automatically")
+ assertEquals(0, androidSp.all.size, "Defaults should not be set automatically")
}
@Test
@@ -93,8 +96,8 @@ class KPrefTest {
assertPrefEquals(2, { one })
pref { hello = "goodbye" }
assertPrefEquals("goodbye", { hello })
- assertEquals(androidPref.hello, androidPref.sp.getString("hello", "badfallback"))
- assertEquals(2, androidPref.sp.all.size)
+ assertEquals(androidPref.hello, androidSp.getString("hello", "badfallback"))
+ assertEquals(2, androidSp.all.size)
}
@SuppressLint("CommitPrefEdits")
@@ -104,9 +107,10 @@ class KPrefTest {
assertPrefEquals(2, { one })
assertPrefEquals(6, { prefMap.size }, "Prefmap does not have all elements")
pref { reset() } // only invalidates our lazy delegate; doesn't change the actual pref
- assertPrefEquals(2, { one }, "Kpref did not properly fetch from shared prefs")
+ assertEquals(1, memPref.one, "Memory Kpref did not invalidate value")
+ assertEquals(2, androidPref.one, "Android Kpref did not properly fetch from shared prefs")
// Android pref only
- androidPref.sp.edit().putInt("one", -1).commit()
+ androidSp.edit().putInt("one", -1).commit()
assertEquals(2, androidPref.one, "Lazy kpref should still retain old value")
androidPref.reset()
assertEquals(-1, androidPref.one, "Kpref did not refetch from shared prefs upon reset")
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/KPref.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/KPref.kt
index 2f8a6aa..a45d66d 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/KPref.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/KPref.kt
@@ -42,6 +42,12 @@ open class KPref private constructor(
internal val prefMap: MutableMap<String, ILazyResettable<*>> = mutableMapOf()
+ fun add(entry : KPrefDelegate<*>) {
+ if (prefMap.containsKey(entry.key))
+ throw KPrefException("${entry.key} is already used elsewhere in preference $preferenceName")
+ prefMap[entry.key] = entry
+ }
+
fun reset() {
prefMap.values.forEach { it.invalidate() }
}
diff --git a/core/src/main/kotlin/ca/allanwang/kau/kpref/KPrefDelegate.kt b/core/src/main/kotlin/ca/allanwang/kau/kpref/KPrefDelegate.kt
index d54c54d..c17d3df 100644
--- a/core/src/main/kotlin/ca/allanwang/kau/kpref/KPrefDelegate.kt
+++ b/core/src/main/kotlin/ca/allanwang/kau/kpref/KPrefDelegate.kt
@@ -27,13 +27,14 @@ import ca.allanwang.kau.kotlin.ILazyResettable
*/
interface KPrefDelegate<T> : ILazyResettable<T> {
+ val key: String
operator fun setValue(any: Any, property: kotlin.reflect.KProperty<*>, t: T)
}
class KPrefException(message: String) : IllegalAccessException(message)
class KPrefDelegateAndroid<T> internal constructor(
- private val key: String,
+ override val key: String,
private val fallback: T,
private val pref: KPref,
private val prefBuilder: KPrefBuilderAndroid,
@@ -50,9 +51,7 @@ class KPrefDelegateAndroid<T> internal constructor(
private val lock = this
init {
- if (pref.prefMap.containsKey(key))
- throw KPrefException("$key is already used elsewhere in preference ${pref.preferenceName}")
- pref.prefMap[key] = this@KPrefDelegateAndroid
+ pref.add(this)
}
override fun invalidate() {
@@ -79,7 +78,8 @@ class KPrefDelegateAndroid<T> internal constructor(
override fun isInitialized(): Boolean = _value !== UNINITIALIZED
- override fun toString(): String = if (isInitialized()) value.toString() else "Lazy kPref $key not initialized yet."
+ override fun toString(): String =
+ if (isInitialized()) value.toString() else "Lazy kPref $key not initialized yet."
override operator fun setValue(any: Any, property: kotlin.reflect.KProperty<*>, t: T) {
_value = t
@@ -91,7 +91,7 @@ class KPrefDelegateAndroid<T> internal constructor(
}
class KPrefDelegateInMemory<T> internal constructor(
- private val key: String,
+ override val key: String,
private val fallback: T,
private val pref: KPref,
private var postSetter: (value: T) -> Unit = {}
@@ -104,13 +104,11 @@ class KPrefDelegateInMemory<T> internal constructor(
private val lock = this
init {
- if (pref.prefMap.containsKey(key))
- throw KPrefException("$key is already used elsewhere in preference ${pref.preferenceName}")
- pref.prefMap[key] = this
+ pref.add(this)
}
override fun invalidate() {
- // No op
+ _value = UNINITIALIZED
}
@Suppress("UNCHECKED_CAST")
@@ -133,7 +131,8 @@ class KPrefDelegateInMemory<T> internal constructor(
override fun isInitialized(): Boolean = _value !== UNINITIALIZED
- override fun toString(): String = if (isInitialized()) value.toString() else "Lazy kPref $key not initialized yet."
+ override fun toString(): String =
+ if (isInitialized()) value.toString() else "Lazy kPref $key not initialized yet."
override operator fun setValue(any: Any, property: kotlin.reflect.KProperty<*>, t: T) {
_value = t