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Add more test cases on IndexToken #33677

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Nov 15, 2024
Merged

Add more test cases on IndexToken #33677

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53 changes: 44 additions & 9 deletions ...e/src/test/java/org/apache/shardingsphere/sharding/rewrite/token/pojo/IndexTokenTest.java
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Original file line number Diff line number Diff line change
Expand Up @@ -18,7 +18,8 @@
package org.apache.shardingsphere.sharding.rewrite.token.pojo;

import org.apache.shardingsphere.infra.binder.context.statement.SQLStatementContext;
import org.apache.shardingsphere.infra.binder.context.type.TableAvailable;
import org.apache.shardingsphere.infra.binder.context.statement.ddl.CreateIndexStatementContext;
import org.apache.shardingsphere.infra.binder.context.statement.dml.SelectStatementContext;
import org.apache.shardingsphere.infra.database.core.DefaultDatabase;
import org.apache.shardingsphere.infra.metadata.database.schema.model.ShardingSphereSchema;
import org.apache.shardingsphere.infra.route.context.RouteMapper;
Expand All @@ -27,24 +28,58 @@
import org.apache.shardingsphere.sql.parser.statement.core.value.identifier.IdentifierValue;
import org.junit.jupiter.api.Test;

import java.util.Arrays;
import java.util.Collections;

import static org.hamcrest.CoreMatchers.is;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.mockito.Mockito.RETURNS_DEEP_STUBS;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.when;
import static org.mockito.Mockito.withSettings;

class IndexTokenTest {

@Test
void assertToString() {
IndexToken indexToken = new IndexToken(0, 0, new IdentifierValue("t_order_index"),
mock(SQLStatementContext.class, withSettings().extraInterfaces(TableAvailable.class).defaultAnswer(RETURNS_DEEP_STUBS)), mock(ShardingRule.class), mock(ShardingSphereSchema.class));
RouteUnit routeUnit = mock(RouteUnit.class);
when(routeUnit.getTableMappers()).thenReturn(Collections.singletonList(new RouteMapper("t_order", "t_order_0")));
when(routeUnit.getDataSourceMapper()).thenReturn(new RouteMapper(DefaultDatabase.LOGIC_NAME, "ds_0"));
assertThat(indexToken.toString(routeUnit), is("t_order_index_t_order_0"));
void assertToStringWithNotShardingTable() {
IndexToken indexToken = new IndexToken(0, 0, new IdentifierValue("foo_idx"), mock(SelectStatementContext.class, RETURNS_DEEP_STUBS), mock(ShardingRule.class), mockSchema());
assertThat(indexToken.toString(mockRouteUnit()), is("foo_idx"));
}

@Test
void assertToStringWithShardingTable() {
ShardingRule rule = mock(ShardingRule.class);
when(rule.isShardingTable("foo_tbl")).thenReturn(true);
IndexToken indexToken = new IndexToken(0, 0, new IdentifierValue("foo_idx"), mock(SelectStatementContext.class, RETURNS_DEEP_STUBS), rule, mockSchema());
assertThat(indexToken.toString(mockRouteUnit()), is("foo_idx_foo_tbl_0"));
}

@Test
void assertToStringWithShardingTableButNotTableAvailable() {
ShardingRule rule = mock(ShardingRule.class);
when(rule.isShardingTable("foo_tbl")).thenReturn(true);
IndexToken indexToken = new IndexToken(0, 0, new IdentifierValue("foo_idx"), mock(SQLStatementContext.class, RETURNS_DEEP_STUBS), rule, mockSchema());
assertThat(indexToken.toString(mockRouteUnit()), is("foo_idx"));
}

@Test
void assertToStringWithShardingTableAndGeneratedIndex() {
CreateIndexStatementContext sqlStatementContext = mock(CreateIndexStatementContext.class, RETURNS_DEEP_STUBS);
when(sqlStatementContext.isGeneratedIndex()).thenReturn(true);
IndexToken indexToken = new IndexToken(0, 0, new IdentifierValue("bar_idx"), sqlStatementContext, mock(ShardingRule.class), mockSchema());
assertThat(indexToken.toString(mockRouteUnit()), is(" bar_idx_foo_tbl_0 "));
}

private ShardingSphereSchema mockSchema() {
ShardingSphereSchema result = mock(ShardingSphereSchema.class, RETURNS_DEEP_STUBS);
when(result.getAllTableNames()).thenReturn(Arrays.asList("no_tbl", "foo_tbl"));
when(result.getTable("foo_tbl").containsIndex("foo_idx")).thenReturn(true);
return result;
}

private RouteUnit mockRouteUnit() {
RouteUnit result = mock(RouteUnit.class);
when(result.getTableMappers()).thenReturn(Collections.singleton(new RouteMapper("foo_tbl", "foo_tbl_0")));
when(result.getDataSourceMapper()).thenReturn(new RouteMapper(DefaultDatabase.LOGIC_NAME, "ds_0"));
return result;
}
}