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Correct error for duplicate JSON key for Kotlin. (#789)

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Before, the KotlinJsonAdapter threw "java.lang.IndexOutOfBoundsException: Index: 0, Size: 0" on a duplicate key when the key matched a property that was not a constructor parameter.
This commit is contained in:
Eric Cochran
2019-02-15 11:18:50 -08:00
committed by GitHub
parent 126c8ea961
commit 13a40edf5b
3 changed files with 43 additions and 10 deletions
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27
kotlin/tests/src/test/kotlin/com/squareup/moshi/kotlin/codgen/GeneratedAdaptersTest.kt
View File

@@ -818,20 +818,37 @@ class GeneratedAdaptersTest {
}
/** Generated adapters don't track enough state to detect duplicated values. */
@Ignore @Test fun duplicatedValue() {
@Ignore @Test fun duplicatedValueParameter() {
val moshi = Moshi.Builder().build()
val jsonAdapter = moshi.adapter(DuplicateValue::class.java)
val jsonAdapter = moshi.adapter(DuplicateValueParameter::class.java)
try {
jsonAdapter.fromJson("""{"a":4,"a":4}""")
fail()
} catch(expected: JsonDataException) {
assertThat(expected).hasMessage("Multiple values for a at $.a")
assertThat(expected).hasMessage("Multiple values for 'a' at $.a")
}
}
@JsonClass(generateAdapter = true)
class DuplicateValue(var a: Int = -1, var b: Int = -2)
class DuplicateValueParameter(var a: Int = -1, var b: Int = -2)
/** Generated adapters don't track enough state to detect duplicated values. */
@Ignore @Test fun duplicatedValueProperty() {
val moshi = Moshi.Builder().build()
val jsonAdapter = moshi.adapter(DuplicateValueProperty::class.java)
try {
jsonAdapter.fromJson("""{"a":4,"a":4}""")
fail()
} catch(expected: JsonDataException) {
assertThat(expected).hasMessage("Multiple values for 'a' at $.a")
}
}
class DuplicateValueProperty {
var a: Int = -1
var b: Int = -2
}
@Test fun extensionProperty() {
val moshi = Moshi.Builder().build()

23
kotlin/tests/src/test/kotlin/com/squareup/moshi/kotlin/reflect/KotlinJsonAdapterTest.kt
View File

@@ -205,9 +205,9 @@ class KotlinJsonAdapterTest {
var a: String = ""
}
@Test fun duplicatedValue() {
@Test fun duplicatedValueParameter() {
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
val jsonAdapter = moshi.adapter(DuplicateValue::class.java)
val jsonAdapter = moshi.adapter(DuplicateValueParameter::class.java)
try {
jsonAdapter.fromJson("""{"a":4,"a":4}""")
@@ -217,7 +217,24 @@ class KotlinJsonAdapterTest {
}
}
class DuplicateValue(var a: Int = -1, var b: Int = -2)
class DuplicateValueParameter(var a: Int = -1, var b: Int = -2)
@Test fun duplicatedValueProperty() {
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()
val jsonAdapter = moshi.adapter(DuplicateValueProperty::class.java)
try {
jsonAdapter.fromJson("""{"a":4,"a":4}""")
fail()
} catch(expected: JsonDataException) {
assertThat(expected).hasMessage("Multiple values for 'a' at $.a")
}
}
class DuplicateValueProperty {
var a: Int = -1
var b: Int = -2
}
@Test fun explicitNull() {
val moshi = Moshi.Builder().add(KotlinJsonAdapterFactory()).build()