expr/list_test.go

121 lines
3.9 KiB
Go

// Copyright (c) 2024 Celestino Amoroso (celestino.amoroso@gmail.com).
// All rights reserved.
// list_test.go
package expr
import (
"errors"
"strings"
"testing"
)
func TestListParser(t *testing.T) {
section := "List"
type inputType struct {
source string
wantResult any
wantErr error
}
inputs := []inputType{
/* 1 */ {`[]`, []any{}, nil},
/* 2 */ {`[1,2,3]`, []any{int64(1), int64(2), int64(3)}, nil},
/* 3 */ {`[1,2,"hello"]`, []any{int64(1), int64(2), "hello"}, nil},
/* 4 */ {`[1+2, not true, "hello"]`, []any{int64(3), false, "hello"}, nil},
/* 5 */ {`[1,2]+[3]`, []any{int64(1), int64(2), int64(3)}, nil},
/* 6 */ {`[1,4,3,2]-[3]`, []any{int64(1), int64(4), int64(2)}, nil},
/* 7 */ {`add([1,4,3,2])`, int64(10), nil},
/* 8 */ {`add([1,[2,2],3,2])`, int64(10), nil},
/* 9 */ {`mul([1,4,3.0,2])`, float64(24.0), nil},
/* 10 */ {`add([1,"hello"])`, nil, errors.New(`add(): param nr 2 (2 in 1) has wrong type string, number expected`)},
/* 11 */ {`[a=1,b=2,c=3] but a+b+c`, int64(6), nil},
/* 12 */ {`[1,2,3] << 2+2`, []any{int64(1), int64(2), int64(3), int64(4)}, nil},
/* 13 */ {`2-1 >> [2,3]`, []any{int64(1), int64(2), int64(3)}, nil},
/* 14 */ {`[1,2,3].1`, int64(2), nil},
/* 15 */ {`ls=[1,2,3] but ls.1`, int64(2), nil},
/* 16 */ {`ls=[1,2,3] but ls.(-1)`, int64(3), nil},
/* 17 */ {`list=["one","two","three"]; list.10`, nil, errors.New(`[1:36] index 10 out of bounds`)},
/* 18 */ {`["a", "b", "c"]`, newListA("a", "b", "c"), nil},
/* 19 */ {`["a", "b", "c"]`, newList([]any{"a", "b", "c"}), nil},
/* 20 */ {`#["a", "b", "c"]`, int64(3), nil},
/* 21 */ {`"b" in ["a", "b", "c"]`, true, nil},
// /* 8 */ {`[int(x)|x=csv("test.csv",1,all(),1)]`, []any{int64(10), int64(40), int64(20)}, nil},
// /* 9 */ {`sum(@[int(x)|x=csv("test.csv",1,all(),1)])`, []any{int64(10), int64(40), int64(20)}, nil},
}
succeeded := 0
failed := 0
// inputs1 := []inputType{
// /* 7 */ {`add([1,4,3,2])`, int64(10), nil},
// }
for i, input := range inputs {
var expr *ast
var gotResult any
var gotErr error
ctx := NewSimpleFuncStore()
// ctx.SetVar("var1", int64(123))
// ctx.SetVar("var2", "abc")
ImportMathFuncs(ctx)
parser := NewParser(ctx)
logTest(t, i+1, "List", input.source, input.wantResult, input.wantErr)
r := strings.NewReader(input.source)
scanner := NewScanner(r, DefaultTranslations())
good := true
if expr, gotErr = parser.Parse(scanner); gotErr == nil {
gotResult, gotErr = expr.Eval(ctx)
}
if (gotResult == nil && input.wantResult != nil) || (gotResult != nil && input.wantResult == nil) {
t.Errorf("%d: %q -> result = %v [%T], want %v [%T]", i+1, input.source, gotResult, gotResult, input.wantResult, input.wantResult)
good = false
}
if gotList, okGot := gotResult.([]any); okGot {
if wantList, okWant := input.wantResult.([]any); okWant {
if (gotList == nil && wantList != nil) || (gotList != nil && wantList == nil) {
t.Errorf("%d: %q -> result = %v [%T], want %v [%T]", i+1, input.source, gotResult, gotResult, input.wantResult, input.wantResult)
good = false
} else {
equal := len(gotList) == len(wantList)
if equal {
for i, gotItem := range gotList {
wantItem := wantList[i]
equal = gotItem == wantItem
if !equal {
break
}
}
}
if !equal {
t.Errorf("%d: %q -> result = %v [%T], want %v [%T]", i+1, input.source, gotResult, gotResult, input.wantResult, input.wantResult)
good = false
}
}
}
}
if gotErr != input.wantErr {
if input.wantErr == nil || gotErr == nil || (gotErr.Error() != input.wantErr.Error()) {
t.Errorf("%d: %q -> err = <%v>, want <%v>", i+1, input.source, gotErr, input.wantErr)
good = false
}
}
if good {
succeeded++
} else {
failed++
}
}
t.Logf("%s -- test count: %d, succeeded: %d, failed: %d", section, len(inputs), succeeded, failed)
}