/* * ECAL * * Copyright 2020 Matthias Ladkau. All rights reserved. * * This Source Code Form is subject to the terms of the MIT * License, If a copy of the MIT License was not distributed with this * file, You can obtain one at https://opensource.org/licenses/MIT. */ package interpreter import ( "fmt" "reflect" "testing" "time" "devt.de/krotik/ecal/stdlib" ) func TestStdlib(t *testing.T) { stdlib.AddStdlibPkg("fmt", "fmt package") stdlib.AddStdlibFunc("fmt", "Sprint", stdlib.NewECALFunctionAdapter(reflect.ValueOf(fmt.Sprint), "foo")) res, err := UnitTestEvalAndAST( `fmt.Sprint([1,2,3])`, nil, ` identifier: fmt identifier: Sprint funccall list number: 1 number: 2 number: 3 `[1:]) if err != nil || res != "[1 2 3]" { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEvalAndAST( `fmt.Sprint(math.Pi)`, nil, ` identifier: fmt identifier: Sprint funccall identifier: math identifier: Pi `[1:]) if err != nil || res != "3.141592653589793" { t.Error("Unexpected result: ", res, err) return } // Negative case res, err = UnitTestEvalAndAST( `a.fmtSprint([1,2,3])`, nil, ` identifier: a identifier: fmtSprint funccall list number: 1 number: 2 number: 3 `[1:]) if err == nil || err.Error() != "ECAL error in ECALTestRuntime: Unknown construct (Unknown function: fmtSprint) (Line:1 Pos:3)" { t.Error("Unexpected result: ", res, err) return } } func TestSimpleFunctions(t *testing.T) { res, err := UnitTestEvalAndAST( `len([1,2,3])`, nil, ` identifier: len funccall list number: 1 number: 2 number: 3 `[1:]) if err != nil || res != 3. { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEvalAndAST( `len({"a":1, 2:"b"})`, nil, ` identifier: len funccall map kvp string: 'a' number: 1 kvp number: 2 string: 'b' `[1:]) if err != nil || res != 2. { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEvalAndAST( `del([1,2,3], 1)`, nil, ` identifier: del funccall list number: 1 number: 2 number: 3 number: 1 `[1:]) if err != nil || fmt.Sprint(res) != "[1 3]" { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEvalAndAST( `del({ "a" : 1 "b" : 2 "c" : 3 }, "b")`, nil, ` identifier: del funccall map kvp string: 'a' number: 1 kvp string: 'b' number: 2 kvp string: 'c' number: 3 string: 'b' `[1:]) if err != nil || fmt.Sprint(res) != "map[a:1 c:3]" { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEvalAndAST( `add([1,2,3], 4)`, nil, ` identifier: add funccall list number: 1 number: 2 number: 3 number: 4 `[1:]) if err != nil || fmt.Sprint(res) != "[1 2 3 4]" { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEvalAndAST( `add([1,2,3], 4, 0)`, nil, ` identifier: add funccall list number: 1 number: 2 number: 3 number: 4 number: 0 `[1:]) if err != nil || fmt.Sprint(res) != "[4 1 2 3]" { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEvalAndAST( `add([1,2,3], 4, 1)`, nil, ` identifier: add funccall list number: 1 number: 2 number: 3 number: 4 number: 1 `[1:]) if err != nil || fmt.Sprint(res) != "[1 4 2 3]" { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEvalAndAST( `concat([1,2,3], [4,5,6], [7,8,9])`, nil, ` identifier: concat funccall list number: 1 number: 2 number: 3 list number: 4 number: 5 number: 6 list number: 7 number: 8 number: 9 `[1:]) if err != nil || fmt.Sprint(res) != "[1 2 3 4 5 6 7 8 9]" { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEvalAndAST( `dumpenv()`, nil, ` identifier: dumpenv funccall `[1:]) if err != nil || fmt.Sprint(res) != `GlobalScope { }` { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEval( ` func foo() { log("hello") } doc(foo)`, nil) if err != nil || fmt.Sprint(res) != `Declared function: foo (Line 2, Pos 1)` { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEval( `doc(len)`, nil) if err != nil || fmt.Sprint(res) != `Len returns the size of a list or map.` { t.Error("Unexpected result: ", res, err) return } stdlib.AddStdlibPkg("fmt", "fmt package") stdlib.AddStdlibFunc("fmt", "Println", stdlib.NewECALFunctionAdapter(reflect.ValueOf(fmt.Sprint), "foo")) res, err = UnitTestEval( `doc(fmt.Println)`, nil) if err != nil || res != "foo" { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEval( ` /* Foo is my custom function. */ func foo() { log("hello") } doc(foo)`, nil) if err != nil || fmt.Sprint(res) != `Foo is my custom function.` { t.Error("Unexpected result: ", res, err) return } // Negative case res, err = UnitTestEvalAndAST( `a.len([1,2,3])`, nil, ` identifier: a identifier: len funccall list number: 1 number: 2 number: 3 `[1:]) if err == nil || err.Error() != "ECAL error in ECALTestRuntime: Unknown construct (Unknown function: len) (Line:1 Pos:3)" { t.Error("Unexpected result: ", res, err) return } } func TestCronTrigger(t *testing.T) { res, err := UnitTestEval( `setCronTrigger("1 * * * *", "foo", "bar")`, nil) if err == nil || err.Error() != "ECAL error in ECALTestRuntime: Runtime error (Cron spec must have 6 entries separated by space) (Line:1 Pos:1)" { t.Error("Unexpected result: ", res, err) return } res, err = UnitTestEval( ` sink test kindmatch [ "foo.*" ], { log("test rule - Handling request: ", event) } log("Cron:", setCronTrigger("1 1 *%10 * * *", "cronevent", "foo.bar")) `, nil) if err != nil { t.Error("Unexpected result:", err) return } testcron.Start() time.Sleep(100 * time.Millisecond) if testlogger.String() != ` Cron:at second 1 of minute 1 of every 10th hour every day test rule - Handling request: { "kind": "foo.bar", "name": "cronevent", "state": { "tick": 1, "time": "2000-01-01T00:01:01Z", "timestamp": "946684861000" } } test rule - Handling request: { "kind": "foo.bar", "name": "cronevent", "state": { "tick": 2, "time": "2000-01-01T10:01:01Z", "timestamp": "946720861000" } } test rule - Handling request: { "kind": "foo.bar", "name": "cronevent", "state": { "tick": 3, "time": "2000-01-01T20:01:01Z", "timestamp": "946756861000" } }`[1:] { t.Error("Unexpected result:", testlogger.String()) return } } func TestDocstrings(t *testing.T) { for k, v := range InbuildFuncMap { if res, _ := v.DocString(); res == "" { t.Error("Docstring missing for ", k) return } } } func TestErrorConditions(t *testing.T) { ib := &inbuildBaseFunc{} if _, err := ib.AssertNumParam(1, "bob"); err == nil || err.Error() != "Parameter 1 should be a number" { t.Error("Unexpected result:", err) return } if _, err := ib.AssertMapParam(1, "bob"); err == nil || err.Error() != "Parameter 1 should be a map" { t.Error("Unexpected result:", err) return } if _, err := ib.AssertListParam(1, "bob"); err == nil || err.Error() != "Parameter 1 should be a list" { t.Error("Unexpected result:", err) return } rf := &rangeFunc{&inbuildBaseFunc{}} if _, err := rf.Run("", nil, nil, nil); err == nil || err.Error() != "Need at least an end range as first parameter" { t.Error("Unexpected result:", err) return } if _, err := rf.Run("", nil, nil, []interface{}{"bob"}); err == nil || err.Error() != "Parameter 1 should be a number" { t.Error("Unexpected result:", err) return } }