//go:build !assert_disable

package assert_test

import (
	"strings"
	"testing"

	"gitea.djmil.dev/go/template/pkg/assert"
)

func TestThat_passes(t *testing.T) {
	assert.That(true, "should not panic")
}

func TestThat_panics(t *testing.T) {
	defer func() {
		r := recover()
		if r == nil {
			t.Fatal("expected panic, got none")
		}
		msg, ok := r.(string)
		if !ok {
			t.Fatalf("expected string panic value, got %T", r)
		}
		if !strings.Contains(msg, "ring must be non-empty") {
			t.Errorf("panic message %q does not contain invariant text", msg)
		}
		if !strings.Contains(msg, "assert_test.go") {
			t.Errorf("panic message %q does not contain caller file", msg)
		}
	}()
	assert.That(false, "ring must be non-empty")
}

func TestThatf_passes(t *testing.T) {
	n := 1
	assert.Thatf(n > 0, "should not panic: %d", n)
}

func TestThatf_panics(t *testing.T) {
	defer func() {
		r := recover()
		if r == nil {
			t.Fatal("expected panic, got none")
		}
		msg, ok := r.(string)
		if !ok {
			t.Fatalf("expected string panic value, got %T", r)
		}
		if !strings.Contains(msg, "len=5 cap=3") {
			t.Errorf("panic message %q does not contain formatted args", msg)
		}
		if !strings.Contains(msg, "assert_test.go") {
			t.Errorf("panic message %q does not contain caller file", msg)
		}
	}()
	assert.Thatf(false, "buffer overflowed: len=%d cap=%d", 5, 3)
}