pr: test - Add a temporary old and new test file to make understanding

the new explain test vs old one easier (these will be removed once all
tests are converted to this setup and feedback on draft is received).

tests/integration/explain/simple/old_and_new_example_test.go

@@ -0,0 +1,214 @@
+// Copyright 2022 Democratized Data Foundation
+//
+// Use of this software is governed by the Business Source License
+// included in the file licenses/BSL.txt.
+//
+// As of the Change Date specified in that file, in accordance with
+// the Business Source License, use of this software will be governed
+// by the Apache License, Version 2.0, included in the file
+// licenses/APL.txt.
+
+package test_explain_simple
+
+import (
+	"testing"
+
+	testUtils "github.com/sourcenetwork/defradb/tests/integration"
+	explainUtils "github.com/sourcenetwork/defradb/tests/integration/explain"
+)
+
+func TestExplainNew(t *testing.T) {
+	test := explainUtils.ExplainRequestTestCase{
+
+		Description: "NEW Explain simple update mutation with boolean equals filter, multiple rows",
+
+		Request: `mutation @explain {
+			update_author(
+				filter: {
+					verified: {
+						_eq: true
+					}
+				},
+				data: "{\"age\": 59}"
+			) {
+				_key
+				name
+				age
+			}
+		}`,
+
+		Docs: map[int][]string{
+			2: {
+				// bae-bfbfc89c-0d63-5ea4-81a3-3ebd295be67f
+				`{
+					"name": "Lone",
+					"age":  26,
+					"verified": false
+				}`,
+				// "bae-079d0bd8-4b1b-5f5f-bd95-4d915c277f9d"
+				`{
+					"name":     "Shahzad Lone",
+					"age":      27,
+					"verified": true
+				}`,
+			},
+		},
+
+		ExpectedFullGraph: []dataMap{
+			{
+				"explain": dataMap{
+					"updateNode": dataMap{
+						"data": dataMap{
+							"age": float64(59),
+						},
+						"filter": dataMap{
+							"verified": dataMap{
+								"_eq": true,
+							},
+						},
+						"ids": []string(nil),
+						"selectTopNode": dataMap{
+							"selectNode": dataMap{
+								"filter": nil,
+								"scanNode": dataMap{
+									"collectionID":   "3",
+									"collectionName": "author",
+									"filter": dataMap{
+										"verified": dataMap{
+											"_eq": true,
+										},
+									},
+									"spans": []dataMap{
+										{
+											"end":   "/4",
+											"start": "/3",
+										},
+									},
+								},
+							},
+						},
+					},
+				},
+			},
+		},
+
+		ExpectedPatterns: []dataMap{
+			{
+				"explain": dataMap{
+					"updateNode": dataMap{
+						"selectTopNode": dataMap{
+							"selectNode": dataMap{
+								"scanNode": dataMap{},
+							},
+						},
+					},
+				},
+			},
+		},
+
+		ExpectedTargets: []explainUtils.PlanNodeTargetCase{
+			{
+				TargetNodeName: "updateNode",
+				ExpectedAttributes: dataMap{
+					"data": dataMap{
+						"age": float64(59),
+					},
+					"filter": dataMap{
+						"verified": dataMap{
+							"_eq": true,
+						},
+					},
+					"ids": []string(nil),
+				},
+			},
+
+			{
+				TargetNodeName: "selectNode",
+				ExpectedAttributes: dataMap{
+					"filter": nil,
+				},
+			},
+		},
+	}
+
+	executeExplainTestCase(t, test)
+}
+
+func TestExplainOld(t *testing.T) {
+	test := testUtils.QueryTestCase{
+
+		Description: "Explain simple update mutation with boolean equals filter, multiple rows",
+
+		Query: `mutation @explain {
+			update_author(
+				filter: {
+					verified: {
+						_eq: true
+					}
+				},
+				data: "{\"age\": 59}"
+			) {
+				_key
+				name
+				age
+			}
+		}`,
+
+		Docs: map[int][]string{
+			2: {
+				// bae-bfbfc89c-0d63-5ea4-81a3-3ebd295be67f
+				`{
+					"name": "Lone",
+					"age":  26,
+					"verified": false
+				}`,
+				// "bae-079d0bd8-4b1b-5f5f-bd95-4d915c277f9d"
+				`{
+					"name":     "Shahzad Lone",
+					"age":      27,
+					"verified": true
+				}`,
+			},
+		},
+
+		Results: []dataMap{
+			{
+				"explain": dataMap{
+					"updateNode": dataMap{
+						"data": dataMap{
+							"age": float64(59),
+						},
+						"filter": dataMap{
+							"verified": dataMap{
+								"_eq": true,
+							},
+						},
+						"ids": []string(nil),
+						"selectTopNode": dataMap{
+							"selectNode": dataMap{
+								"filter": nil,
+								"scanNode": dataMap{
+									"collectionID":   "3",
+									"collectionName": "author",
+									"filter": dataMap{
+										"verified": dataMap{
+											"_eq": true,
+										},
+									},
+									"spans": []dataMap{
+										{
+											"end":   "/4",
+											"start": "/3",
+										},
+									},
+								},
+							},
+						},
+					},
+				},
+			},
+		},
+	}
+
+	executeTestCase(t, test)
+}