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BindArgsTest.kt
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BindArgsTest.kt
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package app.cash.sqldelight.core
import app.cash.sqldelight.core.lang.types.typeResolver
import app.cash.sqldelight.core.lang.util.argumentType
import app.cash.sqldelight.core.lang.util.findChildrenOfType
import app.cash.sqldelight.core.lang.util.isArrayParameter
import app.cash.sqldelight.dialect.api.PrimitiveType
import app.cash.sqldelight.dialects.sqlite_3_24.SqliteDialect
import app.cash.sqldelight.test.util.FixtureCompiler
import com.alecstrong.sql.psi.core.psi.SqlBindExpr
import com.alecstrong.sql.psi.core.psi.SqlColumnDef
import com.google.common.truth.Truth.assertThat
import com.squareup.kotlinpoet.asClassName
import org.junit.Rule
import org.junit.Test
import org.junit.rules.TemporaryFolder
import kotlin.test.assertFailsWith
class BindArgsTest {
@get:Rule val tempFolder = TemporaryFolder()
@Test fun `bind arg inherit name from column`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER AS kotlin.collections.List NOT NULL
|);
|
|selectForId:
|SELECT *
|FROM data
|WHERE data.id = ?;
""".trimMargin(),
tempFolder,
)
val column = file.findChildrenOfType<SqlColumnDef>().first()
val bindArgType = file.findChildrenOfType<SqlBindExpr>().first().argumentType()
assertThat(bindArgType.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(bindArgType.javaType).isEqualTo(List::class.asClassName())
assertThat(bindArgType.name).isEqualTo("id")
assertThat(bindArgType.column).isSameInstanceAs(column)
}
@Test fun `bind args inherit name from alias`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER AS kotlin.collections.List NOT NULL
|);
|
|CREATE VIEW data_aliased AS
|SELECT id AS data_id
|FROM data;
|
|selectForId:
|SELECT *
|FROM data_aliased
|WHERE data_id = ?;
""".trimMargin(),
tempFolder,
)
val column = file.findChildrenOfType<SqlColumnDef>().first()
val bindArgType = file.findChildrenOfType<SqlBindExpr>().first().argumentType()
assertThat(bindArgType.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(bindArgType.javaType).isEqualTo(List::class.asClassName())
assertThat(bindArgType.name).isEqualTo("data_id")
assertThat(bindArgType.column).isSameInstanceAs(column)
}
@Test fun `bind args inherit names in insert statements`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER AS kotlin.collections.List NOT NULL
|);
|
|insertData:
|INSERT INTO data (id)
|VALUES (?), (?);
""".trimMargin(),
tempFolder,
)
val column = file.findChildrenOfType<SqlColumnDef>().first()
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.forEach {
assertThat(it.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(it.javaType).isEqualTo(List::class.asClassName())
assertThat(it.name).isEqualTo("id")
assertThat(it.column).isSameInstanceAs(column)
}
}
@Test fun `bind args inherit names in default insert statements`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER AS kotlin.collections.List NOT NULL
|);
|
|insertData:
|INSERT INTO data
|VALUES (?), (?);
""".trimMargin(),
tempFolder,
)
val column = file.findChildrenOfType<SqlColumnDef>().first()
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.forEach {
assertThat(it.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(it.javaType).isEqualTo(List::class.asClassName())
assertThat(it.name).isEqualTo("id")
assertThat(it.column).isSameInstanceAs(column)
}
}
@Test fun `bind args in compound select inherit type from compounded query`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER AS kotlin.collections.List NOT NULL
|);
|
|someSelect:
|SELECT *
|FROM data
|UNION
|VALUES (?);
""".trimMargin(),
tempFolder,
)
val column = file.findChildrenOfType<SqlColumnDef>().first()
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.forEach {
assertThat(it.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(it.javaType).isEqualTo(List::class.asClassName())
assertThat(it.name).isEqualTo("id")
assertThat(it.column).isSameInstanceAs(column)
}
}
@Test fun `bind args in parenthesis in compound select infers type from compounded query`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER AS kotlin.collections.List NOT NULL
|);
|
|someSelect:
|SELECT *
|FROM data
|UNION
|VALUES (((?)));
""".trimMargin(),
tempFolder,
)
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.forEach {
assertThat(it.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(it.javaType).isEqualTo(List::class.asClassName())
assertThat(it.name).isEqualTo("id")
assertThat(it.column).isNotNull()
}
}
@Test fun `bind args for update statements inherit type from column`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER AS kotlin.collections.List NOT NULL
|);
|
|someUpdate:
|UPDATE data
|SET id = ?
|WHERE id = ?;
""".trimMargin(),
tempFolder,
)
val column = file.findChildrenOfType<SqlColumnDef>().first()
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.forEach {
assertThat(it.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(it.javaType).isEqualTo(List::class.asClassName())
assertThat(it.name).isEqualTo("id")
assertThat(it.column).isSameInstanceAs(column)
}
}
@Test fun `bind args for upsert do update statements inherit type from column`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER PRIMARY KEY NOT NULL,
| list INTEGER AS kotlin.collections.List NOT NULL
|);
|
|someUpsert:
|INSERT INTO data(
| id, list
|)
|VALUES(
| :id, :list
|)
|ON CONFLICT(
| id
|)
|DO UPDATE SET
| list = :list;
""".trimMargin(),
tempFolder,
dialect = SqliteDialect(),
)
val (idColumn, listColumn) = file.findChildrenOfType<SqlColumnDef>().toList()
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.forEach {
when (it.name) {
"id" -> {
assertThat(it.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(it.javaType).isEqualTo(Long::class.asClassName())
assertThat(it.name).isEqualTo("id")
assertThat(it.column).isSameInstanceAs(idColumn)
}
"list" -> {
assertThat(it.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(it.javaType).isEqualTo(List::class.asClassName())
assertThat(it.name).isEqualTo("list")
assertThat(it.column).isSameInstanceAs(listColumn)
}
}
}
}
@Test fun `bind args inherit alias name`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER AS kotlin.collections.List NOT NULL
|);
|
|someSelect:
|SELECT *
|FROM (
| SELECT id AS some_alias
| FROM data
|)
|WHERE some_alias = ?;
""".trimMargin(),
tempFolder,
)
val column = file.findChildrenOfType<SqlColumnDef>().first()
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.forEach {
assertThat(it.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(it.javaType).isEqualTo(List::class.asClassName())
assertThat(it.name).isEqualTo("some_alias")
assertThat(it.column).isSameInstanceAs(column)
}
}
@Test fun `bind args for in statement inherit column name`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE data (
| id INTEGER AS kotlin.collections.List NOT NULL
|);
|
|someSelect:
|SELECT *
|FROM data
|WHERE id IN ?;
""".trimMargin(),
tempFolder,
)
val column = file.findChildrenOfType<SqlColumnDef>().first()
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.forEach {
assertThat(it.dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(it.javaType).isEqualTo(List::class.asClassName())
assertThat(it.name).isEqualTo("id")
assertThat(it.column).isSameInstanceAs(column)
assertThat(it.bindArg!!.isArrayParameter()).isTrue()
}
}
@Test fun `bind arg kotlin type cannot be inferred with ambiguous sql parameter types`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE dummy(
| foo INTEGER
|);
|
|maxSupportsManySqlTypes:
|SELECT 1
|FROM dummy
|WHERE MAX(:input) > 1;
""".trimMargin(),
tempFolder,
)
val errorMessage = assertFailsWith<IllegalStateException> {
file.findChildrenOfType<SqlBindExpr>().single().argumentType()
}
assertThat(errorMessage.message)
.isEqualTo("The Kotlin type of the argument cannot be inferred, use CAST instead.")
}
@Test fun `bind arg kotlin type can be inferred with other types`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE dummy(
| foo INTEGER
|);
|
|inferredNullableLong:
|SELECT 1
|FROM dummy
|WHERE MAX(1, :input) > 1;
""".trimMargin(),
tempFolder,
)
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.let { args ->
assertThat(args[0].dialectType).isEqualTo(PrimitiveType.INTEGER)
assertThat(args[0].javaType).isEqualTo(Long::class.asClassName().copy(nullable = true))
}
}
@Test fun `bind arg kotlin type cannot be inferred with other different types`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE dummy(
| foo INTEGER
|);
|
|differentSqlTypes:
|SELECT 1
|FROM dummy
|WHERE MAX(1, 'FOO', :input) > 1;
""".trimMargin(),
tempFolder,
)
val errorMessage = assertFailsWith<IllegalStateException> {
file.findChildrenOfType<SqlBindExpr>().single().argumentType()
}
assertThat(errorMessage.message)
.isEqualTo("The Kotlin type of the argument cannot be inferred, use CAST instead.")
}
@Test fun `bind args use proper binary operator precedence`() {
val file = FixtureCompiler.parseSql(
"""
|CREATE TABLE User (
| type TEXT,
| first_name TEXT,
| last_name TEXT
|);
|
|someSelect:
|SELECT *
| FROM User
| WHERE type = ?
| AND first_name LIKE ?
| AND last_name LIKE ?;
""".trimMargin(),
tempFolder,
)
val columns = file.findChildrenOfType<SqlColumnDef>().toTypedArray()
file.findChildrenOfType<SqlBindExpr>().map { it.argumentType() }.let { args ->
assertThat(args[0].dialectType).isEqualTo(PrimitiveType.TEXT)
assertThat(args[0].javaType).isEqualTo(String::class.asClassName().copy(nullable = true))
assertThat(args[0].name).isEqualTo("type")
assertThat(args[0].column).isEqualTo(columns[0])
assertThat(args[1].dialectType).isEqualTo(PrimitiveType.TEXT)
assertThat(args[1].javaType).isEqualTo(String::class.asClassName())
assertThat(args[1].name).isEqualTo("first_name")
assertThat(args[2].dialectType).isEqualTo(PrimitiveType.TEXT)
assertThat(args[2].javaType).isEqualTo(String::class.asClassName())
assertThat(args[2].name).isEqualTo("last_name")
}
}
private fun SqlBindExpr.argumentType() = typeResolver.argumentType(this)
}