public void TestSqlStatementBuilderCreateMergeWithCoveredPrimaryAndWithCoveredIdentityButWithoutQualifiers()
{
// Setup
var statementBuilder = new SqlServerStatementBuilder();
var queryBuilder = new QueryBuilder();
var tableName = "Table";
var fields = Field.From("Field1", "Field2", "Field3");
var primaryField = new DbField("Field1", true, false, false, typeof(int), null, null, null);
var identityField = new DbField("Field2", false, true, false, typeof(int), null, null, null);
// Act
var actual = statementBuilder.CreateMerge(queryBuilder: queryBuilder,
tableName: tableName,
fields: fields,
qualifiers: null,
primaryField: primaryField,
identityField: identityField);
var expected = $"" +
$"MERGE [Table] AS T " +
$"USING ( SELECT @Field1 AS [Field1], @Field2 AS [Field2], @Field3 AS [Field3] ) " +
$"AS S ON ( S.[Field1] = T.[Field1] ) " +
$"WHEN NOT MATCHED THEN " +
$"INSERT ( [Field1], [Field3] ) " +
$"VALUES ( S.[Field1], S.[Field3] ) " +
$"WHEN MATCHED THEN " +
$"UPDATE SET [Field3] = S.[Field3] " +
$"OUTPUT INSERTED.[Field2] AS [Result] ;";
// Assert
Assert.AreEqual(expected, actual);
}
public void TestSqlStatementBuilderCreateMergeWithUnquotedTableSchema()
{
// Setup
var statementBuilder = new SqlServerStatementBuilder();
var queryBuilder = new QueryBuilder();
var tableName = "dbo.Table";
var fields = Field.From("Field1", "Field2", "Field3");
var qualifiers = Field.From("Field1");
// Act
var actual = statementBuilder.CreateMerge(queryBuilder: queryBuilder,
tableName: tableName,
fields: fields,
qualifiers: qualifiers,
primaryField: null,
identityField: null);
var expected = $"" +
$"MERGE [dbo].[Table] AS T " +
$"USING ( SELECT @Field1 AS [Field1], @Field2 AS [Field2], @Field3 AS [Field3] ) " +
$"AS S ON ( S.[Field1] = T.[Field1] ) " +
$"WHEN NOT MATCHED THEN " +
$"INSERT ( [Field1], [Field2], [Field3] ) " +
$"VALUES ( S.[Field1], S.[Field2], S.[Field3] ) " +
$"WHEN MATCHED THEN " +
$"UPDATE SET [Field1] = S.[Field1], [Field2] = S.[Field2], [Field3] = S.[Field3] ;";
// Assert
Assert.AreEqual(expected, actual);
}
public void ThrowExceptionOnSqlStatementBuilderCreateMergeIfThereAreNoPrimaryAndNoQualifiers()
{
// Setup
var statementBuilder = new SqlServerStatementBuilder();
var queryBuilder = new QueryBuilder();
var tableName = "Table";
var fields = Field.From("Field1", "Field2", "Field3");
// Act
statementBuilder.CreateMerge(queryBuilder: queryBuilder,
tableName: tableName,
fields: fields,
qualifiers: null,
primaryField: null,
identityField: null);
}
public void ThrowExceptionOnSqlStatementBuilderCreateMergeIfThereAreNoFields()
{
// Setup
var statementBuilder = new SqlServerStatementBuilder();
var queryBuilder = new QueryBuilder();
var tableName = "Table";
var qualifiers = Field.From("Id", Helper.DbSetting);
// Act
statementBuilder.CreateMerge(queryBuilder: queryBuilder,
tableName: tableName,
fields: null,
qualifiers: qualifiers,
primaryField: null,
identityField: null);
}
public void ThrowExceptionOnSqlStatementBuilderCreateMergeIfThePrimaryIsNotReallyAPrimary()
{
// Setup
var statementBuilder = new SqlServerStatementBuilder();
var queryBuilder = new QueryBuilder();
var tableName = "Table";
var fields = Field.From("Field1", "Field2", "Field3");
var primaryField = new DbField("Field1", false, false, false, typeof(int), null, null, null);
// Act
statementBuilder.CreateMerge(queryBuilder: queryBuilder,
tableName: tableName,
fields: fields,
qualifiers: null,
primaryField: primaryField,
identityField: null);
}
public void ThrowExceptionOnSqlStatementBuilderCreateMergeIfTheTableIsNull()
{
// Setup
var statementBuilder = new SqlServerStatementBuilder();
var queryBuilder = new QueryBuilder();
var tableName = (string)null;
var fields = Field.From("Field1", "Field2", "Field3");
var qualifiers = Field.From("Field1");
// Act
statementBuilder.CreateMerge(queryBuilder: queryBuilder,
tableName: tableName,
fields: fields,
qualifiers: qualifiers,
primaryField: null,
identityField: null);
}
public void ThrowExceptionOnSqlStatementBuilderCreateMergeIfTheTableIsWhitespace()
{
// Setup
var statementBuilder = new SqlServerStatementBuilder();
var queryBuilder = new QueryBuilder();
var tableName = " ";
var fields = Field.From(new[] { "Field1", "Field2", "Field3" }, Helper.DbSetting);
var qualifiers = Field.From("Field1", Helper.DbSetting);
// Act
statementBuilder.CreateMerge(queryBuilder: queryBuilder,
tableName: tableName,
fields: fields,
qualifiers: qualifiers,
primaryField: null,
identityField: null);
}
public void ThrowExceptionOnSqlStatementBuilderCreateMergeIfThePrimaryAsQualifierIsNotPresentAtTheGivenFields()
{
// Setup
var statementBuilder = new SqlServerStatementBuilder();
var queryBuilder = new QueryBuilder();
var tableName = "Table";
var fields = Field.From(new[] { "Field1", "Field2", "Field3" }, Helper.DbSetting);
var primaryField = new DbField("Id", true, false, false, typeof(int), null, null, null, null, Helper.DbSetting);
// Act
statementBuilder.CreateMerge(queryBuilder: queryBuilder,
tableName: tableName,
fields: fields,
qualifiers: null,
primaryField: primaryField,
identityField: null);
}
public void ThrowExceptionOnSqlStatementBuilderCreateMergeIfTheIdentityIsNotReallyAnIdentity()
{
// Setup
var statementBuilder = new SqlServerStatementBuilder();
var queryBuilder = new QueryBuilder();
var tableName = "Table";
var fields = Field.From(new[] { "Field1", "Field2", "Field3" }, Helper.DbSetting);
var qualifiers = Field.From("Field1", Helper.DbSetting);
var identifyField = new DbField("Field2", false, false, false, typeof(int), null, null, null, null, Helper.DbSetting);
// Act
statementBuilder.CreateMerge(queryBuilder: queryBuilder,
tableName: tableName,
fields: fields,
qualifiers: null,
primaryField: null,
identityField: identifyField);
}