package main

import (
	"bytes"
	"encoding/json"
	"strings"
	"testing"
)

func TestRunVersionJSON(t *testing.T) {
	var stdout bytes.Buffer
	var stderr bytes.Buffer

	if err := runWithIO(t.Context(), []string{"version", "-json"}, &stdout, &stderr); err != nil {
		t.Fatalf("runWithIO() error = %v; stderr = %s", err, stderr.String())
	}

	var output versionOutput
	if err := json.Unmarshal(stdout.Bytes(), &output); err != nil {
		t.Fatalf("parse JSON: %v", err)
	}
	if output.GatewayProtocolVersion == 0 || output.WorkerProtocolVersion == 0 {
		t.Fatalf("protocol versions were not populated: %+v", output)
	}
}

func TestCommonOptionsRedactsAPIKey(t *testing.T) {
	options, err := (&commonOptions{
		Endpoint:    "localhost:5000",
		APIKey:      "mxgw_super_secret",
		Plaintext:   true,
		CallTimeout: "2s",
	}).resolved()
	if err != nil {
		t.Fatalf("resolved() error = %v", err)
	}

	data, err := json.Marshal(options)
	if err != nil {
		t.Fatalf("marshal options: %v", err)
	}
	if strings.Contains(string(data), "super_secret") {
		t.Fatalf("redacted JSON leaked API key: %s", data)
	}
	if !strings.Contains(string(data), "mxgw") {
		t.Fatalf("redacted JSON did not preserve key shape: %s", data)
	}
}

func TestParseValueBuildsTypedValue(t *testing.T) {
	value, err := parseValue("int32", "123")
	if err != nil {
		t.Fatalf("parseValue() error = %v", err)
	}
	if got := value.GetInt32Value(); got != 123 {
		t.Fatalf("int32 value = %d, want 123", got)
	}
}

func TestParseInt32ListParsesValidTokens(t *testing.T) {
	items, err := parseInt32List("1, 2 ,3")
	if err != nil {
		t.Fatalf("parseInt32List() error = %v", err)
	}
	want := []int32{1, 2, 3}
	if len(items) != len(want) {
		t.Fatalf("parseInt32List() = %v, want %v", items, want)
	}
	for i := range want {
		if items[i] != want[i] {
			t.Fatalf("parseInt32List()[%d] = %d, want %d", i, items[i], want[i])
		}
	}
}

func TestParseInt32ListReturnsErrorOnMalformedToken(t *testing.T) {
	items, err := parseInt32List("1,foo")
	if err == nil {
		t.Fatalf("parseInt32List() error = nil, want a parse error; items = %v", items)
	}
	if items != nil {
		t.Fatalf("parseInt32List() items = %v, want nil on error", items)
	}
	if !strings.Contains(err.Error(), "foo") {
		t.Fatalf("parseInt32List() error = %q, want it to name the bad token", err.Error())
	}
}