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ReplaceCustomChangeUnitTest

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This commit is contained in:
Michael Hoennig 2019-05-06 11:47:08 +02:00
parent f8ed5069fb
commit ecd5573654
2 changed files with 164 additions and 18 deletions
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34
src/main/java/org/hostsharing/hsadminng/liquibase/ReplaceCustomChange.java
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@ -23,9 +23,6 @@ public class ReplaceCustomChange implements CustomTaskChange {
private String searchFor;
private String replaceWith;
@SuppressWarnings("unused")
private ResourceAccessor resourceAccessor;
@Override
public void execute(final Database database) throws CustomChangeException {
final JdbcConnection conn = (JdbcConnection) database.getConnection();
@ -34,8 +31,9 @@ public class ReplaceCustomChange implements CustomTaskChange {
conn.setAutoCommit(false);
final Statement statement = conn.createStatement();
for (String columnName : columnNames.split(",")) {
final String sql = "UPDATE " + tableName + " SET " + columnName + "= replace(" + columnName + ", '|', " +
(isH2 ? "STRINGDECODE('\n') " : "E'\\n'") + ")";
final String sql = "UPDATE " + tableName + " SET " + columnName + "= replace(" + columnName + ", '" + searchFor
+ "', " +
(isH2 ? "STRINGDECODE('" + replaceWith + "')" : "E'" + replaceWith + "'") + ")";
statement.executeUpdate(sql);
}
conn.commit();
@ -46,7 +44,7 @@ public class ReplaceCustomChange implements CustomTaskChange {
@Override
public String getConfirmationMessage() {
return "table " + tableName + " / columns " + columnNames + ": replaced all '" + searchFor + "' to '" + replaceWith
return "in table " + tableName + " / columns " + columnNames + ": replaced all '" + searchFor + "' to '" + replaceWith
+ "'";
}
@ -65,33 +63,33 @@ public class ReplaceCustomChange implements CustomTaskChange {
return null;
}
public String getTableName() {
return tableName;
}
// public String getTableName() {
// return tableName;
// }
public void setTableName(final String tableName) {
this.tableName = tableName;
}
public String getColumnNames() {
return columnNames;
}
// public String getColumnNames() {
// return columnNames;
// }
public void setColumnNames(final String columns) {
this.columnNames = columns;
}
public String getSearchFor() {
return searchFor;
}
// public String getSearchFor() {
// return searchFor;
// }
public void setSearchFor(final String searchFor) {
this.searchFor = searchFor;
}
public String getReplaceWith() {
return replaceWith;
}
// public String getReplaceWith() {
// return replaceWith;
// }
public void setReplaceWith(final String replaceWith) {
this.replaceWith = replaceWith;

148
src/test/java/org/hostsharing/hsadminng/liquibase/ReplaceCustomChangeUnitTest.java Normal file
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@ -0,0 +1,148 @@
// Licensed under Apache-2.0
package org.hostsharing.hsadminng.liquibase;
import static org.assertj.core.api.Assertions.assertThat;
import static org.assertj.core.api.ThrowableAssert.catchThrowable;
import static org.mockito.ArgumentMatchers.anyString;
import static org.mockito.BDDMockito.given;
import static org.mockito.Mockito.verify;
import liquibase.database.Database;
import liquibase.database.jvm.JdbcConnection;
import liquibase.exception.CustomChangeException;
import liquibase.exception.DatabaseException;
import liquibase.exception.SetupException;
import org.junit.Before;
import org.junit.Rule;
import org.junit.Test;
import org.mockito.Mock;
import org.mockito.junit.MockitoJUnit;
import org.mockito.junit.MockitoRule;
import java.sql.SQLException;
import java.sql.Statement;
public class ReplaceCustomChangeUnitTest {
private static final String POSTGRES_DATABASE_PRODUCT_NAME = "PostgreSQL";
private static final String H2_DATABASE_PRODUCT_NAME = "H2";
@Rule
public MockitoRule mockitoRule = MockitoJUnit.rule();
@Mock
private Database database;
@Mock
private JdbcConnection connection;
@Mock
private Statement statement;
@Before
public void initMocks() throws DatabaseException {
given(database.getConnection()).willReturn(connection);
given(connection.createStatement()).willReturn(statement);
}
@Test
public void updatesForPostgres() throws Exception {
// given
given(database.getDatabaseProductName()).willReturn(POSTGRES_DATABASE_PRODUCT_NAME);
final ReplaceCustomChange replaceCustomChange = givenReplaceCustomChange("some_table", "address,remark", "|", "\\n");
// when
replaceCustomChange.execute(database);
// then
verify(statement).executeUpdate("UPDATE some_table SET address= replace(address, '|', E'\\n')");
verify(statement).executeUpdate("UPDATE some_table SET remark= replace(remark, '|', E'\\n')");
}
@Test
public void updatesForH2() throws Exception {
// given
given(database.getDatabaseProductName()).willReturn(H2_DATABASE_PRODUCT_NAME);
final ReplaceCustomChange replaceCustomChange = givenReplaceCustomChange("some_table", "address,remark", "|", "\\n");
// when
replaceCustomChange.execute(database);
// then
verify(statement).executeUpdate("UPDATE some_table SET address= replace(address, '|', STRINGDECODE('\\n'))");
verify(statement).executeUpdate("UPDATE some_table SET remark= replace(remark, '|', STRINGDECODE('\\n'))");
}
@Test
public void getConfirmationMessage() throws Exception {
// given
final ReplaceCustomChange replaceCustomChange = givenReplaceCustomChange("some_table", "address,remark", "|", "\\n");
// when
final String actual = replaceCustomChange.getConfirmationMessage();
// then
assertThat(actual).isEqualTo("in table some_table / columns address,remark: replaced all '|' to '\\n'");
}
@Test
public void onDatabaseExceptionThrowsCustomChangeException() throws Exception {
// given
given(database.getDatabaseProductName()).willReturn(POSTGRES_DATABASE_PRODUCT_NAME);
final ReplaceCustomChange replaceCustomChange = givenReplaceCustomChange("some_table", "address,remark", "|", "\\n");
final Exception givenCausingException = new DatabaseException("dummy");
given(connection.createStatement()).willThrow(givenCausingException);
// when
final Throwable actual = catchThrowable(() -> replaceCustomChange.execute(database));
// then
assertThat(actual).isInstanceOfSatisfying(
CustomChangeException.class,
(cce) -> assertThat(cce.getCause()).isSameAs(givenCausingException));
}
@Test
public void onSQLExceptionThrowsCustomChangeException() throws Exception {
// given
given(database.getDatabaseProductName()).willReturn(POSTGRES_DATABASE_PRODUCT_NAME);
final ReplaceCustomChange replaceCustomChange = givenReplaceCustomChange("some_table", "address,remark", "|", "\\n");
final Exception givenCausingException = new SQLException("dummy");
given(statement.executeUpdate(anyString())).willThrow(givenCausingException);
// when
final Throwable actual = catchThrowable(() -> replaceCustomChange.execute(database));
// then
assertThat(actual).isInstanceOfSatisfying(
CustomChangeException.class,
(cce) -> assertThat(cce.getCause()).isSameAs(givenCausingException));
}
@Test
public void setFileOpenerDoesNothing() {
new ReplaceCustomChange().setFileOpener(null);
}
@Test
public void validateDoesNothing() {
new ReplaceCustomChange().validate(null);
}
// --- only test fixture below ---
private ReplaceCustomChange givenReplaceCustomChange(
final String some_table,
final String columns,
final String searchFor,
final String replaceWith) throws SetupException {
final ReplaceCustomChange replaceCustomChange = new ReplaceCustomChange();
replaceCustomChange.setUp();
replaceCustomChange.setTableName(some_table);
replaceCustomChange.setColumnNames(columns);
replaceCustomChange.setSearchFor(searchFor);
replaceCustomChange.setReplaceWith(replaceWith);
return replaceCustomChange;
}
}