You are an expert in writing code in many different languages. Your goal is to perform code completion for the following code, keeping in mind the rest of the code and the file meta data.
    Metadata details:
    filename: photos_filter_country_test.go
    path of file: ./repos/photoprism/internal/search
    
    the code of the file until where you have to start completion: package search

import (
	"testing"

	"github.com/stretchr/testify/assert"

	"github.com/photoprism/photoprism/internal/form"
)

func TestPhotosFilterCountry(t *testing.T) {
	t.Run("de", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "de"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 7)
	})
	t.Run("mx", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "mx"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.GreaterOrEqual(t, len(photos), 7)
	})
	t.Run("mx pipe de", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "mx|de"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.GreaterOrEqual(t, len(photos), 13)
	})
	t.Run("mx whitespace pipe whitespace de", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "mx | de"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.GreaterOrEqual(t, len(photos), 13)
	})
	t.Run("StartsWithPercent", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "%gold"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("CenterPercent", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "I love % dog"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("EndsWithPercent", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "sale%"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("StartsWithAmpersand", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "&IlikeFood"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("CenterAmpersand", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "Pets & Dogs"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t
    
func TestPhotosFilterCountry(t *testing.T) {
	t.Run("de", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "de"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 7)
	})
	t.Run("mx", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "mx"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.GreaterOrEqual(t, len(photos), 7)
	})
	t.Run("mx pipe de", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "mx|de"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.GreaterOrEqual(t, len(photos), 13)
	})
	t.Run("mx whitespace pipe whitespace de", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "mx | de"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.GreaterOrEqual(t, len(photos), 13)
	})
	t.Run("StartsWithPercent", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "%gold"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("CenterPercent", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "I love % dog"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("EndsWithPercent", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "sale%"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("StartsWithAmpersand", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "&IlikeFood"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("CenterAmpersand", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "Pets & Dogs"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("EndsWithAmpersand", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "Light&"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("StartsWithSingleQuote", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "'Family"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("CenterSingleQuote", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "Father's country"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}

		assert.Equal(t, len(photos), 0)
	})
	t.Run("EndsWithSingleQuote", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "Ice Cream'"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("StartsWithAsterisk", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "*Forrest"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("CenterAsterisk", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "My*Kids"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("EndsWithAsterisk", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "Yoga***"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("StartsWithPipe", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "|Banana"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("CenterPipe", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "Red|Green"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}

		assert.Equal(t, len(photos), 0)
	})
	t.Run("EndsWithPipe", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "Blue|"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}

		assert.Equal(t, 0, len(photos))
	})
	t.Run("StartsWithNumber", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "345 Shirt"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("CenterNumber", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "country555 Blue"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
	t.Run("EndsWithNumber", func(t *testing.T) {
		var f form.SearchPhotos

		f.Country = "Route 66"
		f.Merged = true

		photos, _, err := Photos(f)

		if err != nil {
			t.Fatal(err)
		}
		assert.Equal(t, len(photos), 0)
	})
}