Files
postgres-json/src/test/kotlin/fr/postgresjson/ConnectionTest.kt
2021-07-18 02:54:35 +02:00

273 lines
9.6 KiB
Kotlin

package fr.postgresjson
import com.fasterxml.jackson.core.type.TypeReference
import fr.postgresjson.connexion.Connection.QueryError
import fr.postgresjson.connexion.Paginated
import fr.postgresjson.connexion.select
import fr.postgresjson.connexion.selectOne
import fr.postgresjson.entity.Parameter
import fr.postgresjson.entity.UuidEntity
import fr.postgresjson.serializer.deserialize
import fr.postgresjson.serializer.toTypeReference
import org.junit.Assert.assertEquals
import org.junit.Assert.assertNotNull
import org.junit.Assert.assertTrue
import org.junit.jupiter.api.Assertions
import org.junit.jupiter.api.Test
import org.junit.jupiter.api.TestInstance
import org.junit.jupiter.api.assertThrows
import java.util.UUID
import kotlin.test.assertNull
@TestInstance(TestInstance.Lifecycle.PER_CLASS)
class ConnectionTest : TestAbstract() {
private class ObjTest(val name: String, id: UUID = UUID.fromString("2c0243ed-ff4d-4b9f-a52b-e38c71b0ed00")) : UuidEntity(id)
private class ObjTest2(val title: String, var test: ObjTest?) : UuidEntity()
private class ObjTest3(val first: String, var second: String, var third: Int) : UuidEntity()
private class ObjTestWithParameterObject(var first: ParameterObject, var second: ParameterObject) : UuidEntity()
private class ParameterObject(var third: String) : Parameter
@Test
fun getObject() {
val obj: ObjTest? = connection.selectOne("select to_json(a) from test a limit 1")
assertTrue(obj is ObjTest)
assertTrue(obj!!.id == UUID.fromString("1e5f5d41-6d14-4007-897b-0ed2616bec96"))
}
@Test
fun getExistingObject() {
val objs: List<ObjTest2> = connection.select(
"""
select
json_agg(j)
FROM (
SELECT
t.id, t.title,
t2 as test
from test2 t
JOIN test t2 ON t.test_id = t2.id
) j;
""".trimIndent()
)
assertNotNull(objs)
assertEquals(objs.size, 2)
assertEquals(objs[0].id, UUID.fromString("1e5f5d41-6d14-4007-897b-0ed2616bec96"))
assertEquals(objs[0].test!!.id, UUID.fromString("1e5f5d41-6d14-4007-897b-0ed2616bec96"))
}
@Test
fun `test call request with args`() {
val result: ObjTest? = connection.selectOne("select json_build_object('id', '2c0243ed-ff4d-4b9f-a52b-e38c71b0ed00', 'name', ?::text)", listOf("myName"))
assertNotNull(result)
assertEquals("myName", result!!.name)
}
@Test
fun `test call request without args`() {
val result: ObjTest? = connection.selectOne("select json_build_object('id', '2c0243ed-ff4d-4b9f-a52b-e38c71b0ed00', 'name', 'myName')", object : TypeReference<ObjTest>() {}) {
assertEquals("myName", this.rows[0].getString(0)?.deserialize<ObjTest>()?.name)
}
assertNotNull(result)
assertEquals("myName", result!!.name)
}
@Test
fun `test call request return null`() {
val result: ObjTest? = connection.selectOne("select null;", object : TypeReference<ObjTest>() {})
assertNull(result)
}
@Test
fun `test call request return nothing`() {
val result: ObjTest? = connection.selectOne("select * from test where false;", object : TypeReference<ObjTest>() {})
assertNull(result)
}
@Test
fun callRequestWithArgsEntity() {
val o = ObjTest("myName", id = UUID.fromString("2c0243ed-ff4d-4b9f-a52b-e38c71b0ed00"))
val obj: ObjTest? = connection.selectOne("select json_build_object('id', id, 'name', name) FROM json_to_record(?::json) as o(id uuid, name text);", listOf(o))
assertNotNull(obj)
assertTrue(obj is ObjTest)
assertEquals(obj!!.id, UUID.fromString("2c0243ed-ff4d-4b9f-a52b-e38c71b0ed00"))
assertEquals(obj.name, "myName")
}
@Test
fun `test update Entity`() {
val obj = ObjTest("before", id = UUID.fromString("1e5f5d41-6d14-4007-897b-0ed2616bec96"))
val objUpdated: ObjTest? = connection.update("select ?::jsonb || jsonb_build_object('name', 'after');", obj.toTypeReference(), obj)
assertTrue(objUpdated is ObjTest)
assertTrue(objUpdated!!.id == UUID.fromString("1e5f5d41-6d14-4007-897b-0ed2616bec96"))
assertTrue(objUpdated.name == "after")
}
@Test
fun callExec() {
val o = ObjTest("myName")
val result = connection.exec("select json_build_object('id', '2c0243ed-ff4d-4b9f-a52b-e38c71b0ed00', 'name', ?::json->>'name')", listOf(o))
Assertions.assertEquals(1, result.rowsAffected)
}
@Test
fun `select one with named parameters`() {
val result: ObjTest3? = connection.selectOne(
"SELECT json_build_object('first', :first::text, 'second', :second::text, 'third', :third::int)",
mapOf(
"first" to "ff",
"second" to "sec",
"third" to 123
)
)
assertEquals(result!!.first, "ff")
assertEquals(result.second, "sec")
assertEquals(result.third, 123)
}
@Test
fun `select one with named parameters object`() {
val result: ObjTestWithParameterObject? = connection.selectOne(
"SELECT json_build_object('first', :first::json, 'second', :second::json)",
mapOf(
"first" to ParameterObject("one"),
"second" to ParameterObject("two")
)
)
assertEquals("one", result!!.first.third)
assertEquals("two", result.second.third)
}
@Test
fun `select with named parameters`() {
val result: List<ObjTest3> = connection.select(
"""
SELECT json_build_array(
json_build_object('first', :first::text, 'second', :second::text, 'third', :third::int),
json_build_object('first', :first::text, 'second', :second::text, 'third', :third::int)
)
""".trimIndent(),
mapOf(
"first" to "ff",
"third" to 123,
"second" to "sec"
)
)
assertEquals(result[0].first, "ff")
assertEquals(result[0].second, "sec")
assertEquals(result[0].third, 123)
}
@Test
fun `select with named parameters as vararg of Pair`() {
val result: List<ObjTest3> = connection.select(
"""
SELECT json_build_array(
json_build_object('first', :first::text, 'second', :second::text, 'third', :third::int),
json_build_object('first', :first::text, 'second', :second::text, 'third', :third::int)
)
""".trimIndent(),
"first" to "ff",
"third" to 123,
"second" to "sec"
)
assertEquals(result[0].first, "ff")
assertEquals(result[0].second, "sec")
assertEquals(result[0].third, 123)
}
@Test
fun `select paginated`() {
val result: Paginated<ObjTest> = connection.select(
"""
SELECT json_build_array(
json_build_object('id', '417aaa7e-7bc6-49b7-9fe8-6c8433b3f430', 'name', :name::text),
json_build_object('id', 'abd46e7a-e749-4ce4-8361-e7b64da89da6', 'name', :name::text || '-2')
), 10 as total
LIMIT :limit OFFSET :offset
""".trimIndent(),
1,
2,
mapOf("name" to "ff")
)
assertNotNull(result)
assertEquals(result.result[0].name, "ff")
assertEquals(result.result[1].name, "ff-2")
assertEquals(result.total, 10)
assertEquals(result.offset, 0)
}
@Test
fun `test select paginated without result`() {
val result: Paginated<ObjTest> = connection.select(
"""
SELECT null,
10 as total
LIMIT :limit
OFFSET :offset
""".trimIndent(),
1,
2,
object : TypeReference<List<ObjTest>>() {}
)
assertNotNull(result)
assertTrue(result.result.isEmpty())
assertEquals(0, result.result.size)
assertEquals(result.total, 10)
assertEquals(result.offset, 0)
}
@Test
fun `test select paginated without total`() {
val exception = assertThrows<QueryError> {
val result: Paginated<ObjTest> = connection.select(
"""
SELECT null
LIMIT :limit
OFFSET :offset
""".trimIndent(),
1,
2,
object : TypeReference<List<ObjTest>>() {}
)
}
assertEquals(
"""
The query not return the "total" column
> :offset = 0, :limit = 2
> SELECT null
> LIMIT :limit
> OFFSET :offset
> -----
> ?column?
> null
""".trimIndent(),
exception.message
)
}
@Test
fun `selectOne with extra parameters`() {
val params: Map<String, Any?> = mapOf(
"first" to "ff",
"third" to 123,
"second" to "sec"
)
val result: ObjTest3? = connection.selectOne(
"""
SELECT json_build_object('first', :first::text, 'second', :second::text, 'third', :third::int), 'plop'::text as other
""".trimIndent(),
params
) {
assertEquals("ff", it!!.first)
assertEquals("plop", rows[0].getString("other"))
}
assertNotNull(result)
assertEquals("ff", result!!.first)
assertEquals("sec", result.second)
assertEquals(123, result.third)
}
}