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datacube: add sample data and improve testing (#3144)
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87 changes: 87 additions & 0 deletions
87
...a-cube/src/main/java/org/finos/legend/engine/repl/dataCube/shared/DataCubeSampleData.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,87 @@ | ||
| // Copyright 2024 Goldman Sachs | ||
| // | ||
| // Licensed under the Apache License, Version 2.0 (the "License"); | ||
| // you may not use this file except in compliance with the License. | ||
| // You may obtain a copy of the License at | ||
| // | ||
| // http://www.apache.org/licenses/LICENSE-2.0 | ||
| // | ||
| // Unless required by applicable law or agreed to in writing, software | ||
| // distributed under the License is distributed on an "AS IS" BASIS, | ||
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| // See the License for the specific language governing permissions and | ||
| // limitations under the License. | ||
|
|
||
| package org.finos.legend.engine.repl.dataCube.shared; | ||
|
|
||
| import org.apache.commons.io.IOUtils; | ||
| import org.eclipse.collections.api.list.MutableList; | ||
| import org.eclipse.collections.impl.factory.Lists; | ||
| import org.finos.legend.engine.plan.execution.stores.relational.connection.driver.DatabaseManager; | ||
| import org.finos.legend.engine.protocol.pure.v1.model.packageableElement.store.relational.connection.DatabaseConnection; | ||
| import org.finos.legend.engine.repl.client.Client; | ||
| import org.finos.legend.engine.repl.dataCube.commands.DataCube; | ||
| import org.finos.legend.engine.repl.relational.schema.Table; | ||
| import org.finos.legend.engine.repl.relational.shared.ConnectionHelper; | ||
|
|
||
| import java.io.FileOutputStream; | ||
| import java.io.InputStream; | ||
| import java.nio.file.Files; | ||
| import java.nio.file.Path; | ||
| import java.sql.Connection; | ||
| import java.sql.Statement; | ||
| import java.util.Arrays; | ||
| import java.util.Objects; | ||
|
|
||
| import static org.finos.legend.engine.repl.relational.schema.MetadataReader.getTables; | ||
|
|
||
| public class DataCubeSampleData | ||
| { | ||
| public static final DataCubeSampleData SPORT = new DataCubeSampleData("sport", "sample__sport", "org/finos/legend/engine/repl/dataCube/walkthrough/sport-data.csv", Lists.mutable.with("Athlete", "Age", "Country", "Year", "Date", "Sport", "Gold", "Silver", "Bronze")); | ||
| public static final DataCubeSampleData TREE = new DataCubeSampleData("tree", "sample__tree", "org/finos/legend/engine/repl/dataCube/walkthrough/tree-data.csv", Lists.mutable.with("city", "country", "year", "tree")); | ||
|
|
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| public final String name; | ||
| public final String tableName; | ||
| public final String csvFilePath; | ||
| public final MutableList<String> expectedColumns; | ||
|
|
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| public DataCubeSampleData(String name, String tableName, String csvFilePath, MutableList<String> expectedColumns) | ||
| { | ||
| this.name = name; | ||
| this.tableName = tableName; | ||
| this.csvFilePath = csvFilePath; | ||
| this.expectedColumns = expectedColumns; | ||
| } | ||
|
|
||
| public void load(Client client) | ||
| { | ||
| DatabaseConnection databaseConnection = ConnectionHelper.getDatabaseConnection(client.getModelState().parse(), DataCube.getLocalConnectionPath()); | ||
| try ( | ||
| InputStream inputStream = Thread.currentThread().getContextClassLoader().getResourceAsStream(this.csvFilePath); | ||
| Connection connection = ConnectionHelper.getConnection(databaseConnection, client.getPlanExecutor()); | ||
| Statement statement = connection.createStatement()) | ||
| { | ||
| MutableList<Table> tables = getTables(connection); | ||
| if (tables.anySatisfy(t -> t.name.equals(this.tableName))) | ||
| { | ||
| statement.executeUpdate(DatabaseManager.fromString(databaseConnection.type.name()).relationalDatabaseSupport().dropTable(tableName)); | ||
| } | ||
| Path tempFile = Files.createTempFile("sample-data" + this.name, ".csv"); | ||
| FileOutputStream fos = new FileOutputStream(tempFile.toFile()); | ||
| IOUtils.copy(Objects.requireNonNull(inputStream, "Can't extract sample data '" + this.name + "' from " + this.csvFilePath), fos); | ||
| statement.executeUpdate(DatabaseManager.fromString(databaseConnection.type.name()).relationalDatabaseSupport().load(tableName, tempFile.toString())); | ||
|
|
||
| // post check | ||
| tables = getTables(connection); | ||
| Table table = tables.detect(t -> t.name.equals(this.tableName)); | ||
| if (!Arrays.equals(table.columns.collect(column -> column.name).toArray(), this.expectedColumns.toArray())) | ||
| { | ||
| throw new RuntimeException("Sample data '" + this.name + "' does not have the expected columns " + this.expectedColumns.makeString("(", ",", ")") + " (got: " + table.columns.collect(column -> column.name).makeString(",") + ")"); | ||
| } | ||
| } | ||
| catch (Exception e) | ||
| { | ||
| throw new RuntimeException(e); | ||
| } | ||
| } | ||
| } |
28 changes: 28 additions & 0 deletions
28
...a-cube/src/main/resources/org/finos/legend/engine/repl/dataCube/walkthrough/tree-data.csv
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| city,country,year,tree | ||
| NYC,USA,2011,50 | ||
| HAN,VNM,2011,12 | ||
| NYC,USA,2000,-51 | ||
| PEK,CHN,2012,-10 | ||
| SHA,CHN,2012,-16 | ||
| SAN,USA,2000,-20 | ||
| HAN,VNM,2010,-5 | ||
| SAN,USA,2011,12 | ||
| SGP,SGP,2000,30 | ||
| LDN,UK,2011,30 | ||
| SAN,USA,2011,-25 | ||
| NYC,USA,2000,100 | ||
| NYC,USA,2012,-76 | ||
| SAN,USA,2011,-17 | ||
| PEK,CHN,2011,77 | ||
| SHA,CHN,2000,-11 | ||
| SGP,SGP,2000,20 | ||
| HAN,VNM,2012,30 | ||
| HAN,VNM,2010,19 | ||
| LDN,UK,2012,27 | ||
| NYC,USA,2012,54 | ||
| SHA,CHN,2012,6 | ||
| PEK,CHN,2000,60 | ||
| SGP,SGP,2011,50 | ||
| LDN,UK,2000,16 | ||
| SGP,SGP,2012,-10 | ||
| HAN,VNM,2012,-11 |
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