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#300 - Extend unit tests for QueryMapper.

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This commit is contained in:
Mark Paluch
2020-02-17 17:19:36 +01:00
parent bfff1f4aaa
commit 1e64c6461a
1 changed files with 60 additions and 0 deletions
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60
src/test/java/org/springframework/data/r2dbc/query/QueryMapperUnitTests.java
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@@ -30,6 +30,8 @@ import org.springframework.data.r2dbc.dialect.PostgresDialect;
import org.springframework.data.r2dbc.mapping.R2dbcMappingContext;
import org.springframework.data.r2dbc.mapping.SettableValue;
import org.springframework.data.relational.core.mapping.Column;
import org.springframework.data.relational.core.sql.Expression;
import org.springframework.data.relational.core.sql.Functions;
import org.springframework.data.relational.core.sql.Table;
/**
@@ -56,6 +58,64 @@ public class QueryMapperUnitTests {
verify(bindTarget).bind(0, "foo");
}
@Test // gh-300
public void shouldMapSimpleCriteriaWithoutEntity() {
Criteria criteria = Criteria.where("name").is("foo");
BindMarkersFactory markers = BindMarkersFactory.indexed("$", 1);
BoundCondition bindings = mapper.getMappedObject(markers.create(), criteria, Table.create("person"), null);
assertThat(bindings.getCondition().toString()).isEqualTo("person.name = ?[$1]");
bindings.getBindings().apply(bindTarget);
verify(bindTarget).bind(0, "foo");
}
@Test // gh-300
public void shouldMapExpression() {
Table table = Table.create("my_table").as("my_aliased_table");
Expression mappedObject = mapper.getMappedObject(table.column("alternative").as("my_aliased_col"),
converter.getMappingContext().getRequiredPersistentEntity(Person.class));
assertThat(mappedObject).hasToString("my_aliased_table.another_name AS my_aliased_col");
}
@Test // gh-300
public void shouldMapCountFunction() {
Table table = Table.create("my_table").as("my_aliased_table");
Expression mappedObject = mapper.getMappedObject(Functions.count(table.column("alternative")),
converter.getMappingContext().getRequiredPersistentEntity(Person.class));
assertThat(mappedObject).hasToString("COUNT(my_aliased_table.another_name)");
}
@Test // gh-300
public void shouldMapExpressionToUnknownColumn() {
Table table = Table.create("my_table").as("my_aliased_table");
Expression mappedObject = mapper.getMappedObject(table.column("unknown").as("my_aliased_col"),
converter.getMappingContext().getRequiredPersistentEntity(Person.class));
assertThat(mappedObject).hasToString("my_aliased_table.unknown AS my_aliased_col");
}
@Test // gh-300
public void shouldMapExpressionWithoutEntity() {
Table table = Table.create("my_table").as("my_aliased_table");
Expression mappedObject = mapper.getMappedObject(table.column("my_col").as("my_aliased_col"), null);
assertThat(mappedObject).hasToString("my_aliased_table.my_col AS my_aliased_col");
}
@Test // gh-64
public void shouldMapSimpleNullableCriteria() {