public void IndexOf() { DataRelationCollection drcol = _dataset.Relations; DataRelation dr1 = new DataRelation("CustOrder" , _dataset.Tables["Customer"].Columns["custid"] , _dataset.Tables["Order"].Columns["custid"]); DataRelation dr2 = new DataRelation("ItemOrder" , _dataset.Tables["Item"].Columns["itemid"] , _dataset.Tables["Order"].Columns["custid"]); drcol.Add(dr1); drcol.Add(dr2); Assert.Equal(0, drcol.IndexOf(dr1)); Assert.Equal(1, drcol.IndexOf(dr2)); Assert.Equal(0, drcol.IndexOf("CustOrder")); Assert.Equal(1, drcol.IndexOf("ItemOrder")); Assert.Equal(0, drcol.IndexOf(drcol[0])); Assert.Equal(1, drcol.IndexOf(drcol[1])); Assert.Equal(-1, drcol.IndexOf("_noRelation_")); DataRelation newdr = new DataRelation("newdr" , _dataset.Tables["Customer"].Columns["custid"] , _dataset.Tables["Order"].Columns["custid"]); Assert.Equal(-1, drcol.IndexOf(newdr)); }
public void IndexOf() { DataRelationCollection drcol = _dataset.Relations; DataRelation dr1 = new DataRelation("CustOrder" , _dataset.Tables ["Customer"].Columns ["custid"] , _dataset.Tables ["Order"].Columns ["custid"]); DataRelation dr2 = new DataRelation("ItemOrder" , _dataset.Tables ["Item"].Columns ["itemid"] , _dataset.Tables ["Order"].Columns ["custid"]); drcol.Add(dr1); drcol.Add(dr2); Assert.That(drcol.IndexOf(dr1), Is.EqualTo(0), "test#1"); Assert.That(drcol.IndexOf(dr2), Is.EqualTo(1), "test#2"); Assert.That(drcol.IndexOf("CustOrder"), Is.EqualTo(0), "test#3"); Assert.That(drcol.IndexOf("ItemOrder"), Is.EqualTo(1), "test#4"); Assert.That(drcol.IndexOf(drcol [0]), Is.EqualTo(0), "test#5"); Assert.That(drcol.IndexOf(drcol [1]), Is.EqualTo(1), "test#6"); Assert.That(drcol.IndexOf("_noRelation_"), Is.EqualTo(-1), "test#7"); DataRelation newdr = new DataRelation("newdr" , _dataset.Tables ["Customer"].Columns ["custid"] , _dataset.Tables ["Order"].Columns ["custid"]); Assert.That(drcol.IndexOf(newdr), Is.EqualTo(-1), "test#8"); }
public void IndexOf() { DataRelationCollection drcol = _dataset.Relations; DataRelation dr1 = new DataRelation("CustOrder" , _dataset.Tables["Customer"].Columns["custid"] , _dataset.Tables["Order"].Columns["custid"]); DataRelation dr2 = new DataRelation("ItemOrder" , _dataset.Tables["Item"].Columns["itemid"] , _dataset.Tables["Order"].Columns["custid"]); drcol.Add(dr1); drcol.Add(dr2); AssertEquals("test#1", 0, drcol.IndexOf(dr1)); AssertEquals("test#2", 1, drcol.IndexOf(dr2)); AssertEquals("test#3", 0, drcol.IndexOf("CustOrder")); AssertEquals("test#4", 1, drcol.IndexOf("ItemOrder")); AssertEquals("test#5", 0, drcol.IndexOf(drcol[0])); AssertEquals("test#6", 1, drcol.IndexOf(drcol[1])); AssertEquals("test#7", -1, drcol.IndexOf("_noRelation_")); DataRelation newdr = new DataRelation("newdr" , _dataset.Tables["Customer"].Columns["custid"] , _dataset.Tables["Order"].Columns["custid"]); AssertEquals("test#8", -1, drcol.IndexOf(newdr)); }
private void AddRelation(DataColumn parentChapterColumn, DataColumn chapterColumn) { if (this._dataSet != null) { string columnName = chapterColumn.ColumnName; DataRelation relation = new DataRelation(columnName, new DataColumn[] { parentChapterColumn }, new DataColumn[] { chapterColumn }, false); int num = 1; string relationName = columnName; DataRelationCollection relations = this._dataSet.Relations; while (-1 != relations.IndexOf(relationName)) { relationName = columnName + num; num++; } relation.RelationName = relationName; relations.Add(relation); } }
private void OnRelationRemoved(object sender, CollectionChangeEventArgsDerived args) { if (!(args.Element is DataRelationCollection)) { return; } if (args.Action != CollectionChangeActionDerived.Remove) { return; } DataRelationCollection relationCollection = (DataRelationCollection)args.Element; if (_cachedRelation != null && relationCollection != null && (relationCollection.IndexOf(_cachedRelation)) == -1) { DropCached(null, relationCollection); } }
private void AddRelation(DataColumn parentChapterColumn, DataColumn chapterColumn) // MDAC 71613 { if (null != this.dataSet) { string name = /*parentChapterColumn.ColumnName + "_" +*/ chapterColumn.ColumnName; // MDAC 72815 DataRelation relation = new DataRelation(name, new DataColumn[] { parentChapterColumn }, new DataColumn[] { chapterColumn }, false); // MDAC 71878 int index = 1; string tmp = name; DataRelationCollection relations = this.dataSet.Relations; while (-1 != relations.IndexOf(tmp)) { tmp = name + index; index++; } relation.RelationName = tmp; relations.Add(relation); } }