package platform

import "testing"

func TestAllRegionsCount(t *testing.T) {
	regions := AllRegions()
	if len(regions) != 9 {
		t.Errorf("AllRegions() returned %d regions, want 9", len(regions))
	}
}

func TestAllRegionsContainsAll(t *testing.T) {
	expected := []Region{NYC, SFO, TOR, LON, AMS, FRA, SGP, SYD, BLR}
	regions := AllRegions()

	if len(regions) != len(expected) {
		t.Fatalf("AllRegions() length = %d, want %d", len(regions), len(expected))
	}

	for i, r := range expected {
		if regions[i] != r {
			t.Errorf("AllRegions()[%d] = %q, want %q", i, regions[i], r)
		}
	}
}

func TestRegionStringValues(t *testing.T) {
	tests := []struct {
		region Region
		want   string
	}{
		{NYC, "nyc"},
		{SFO, "sfo"},
		{TOR, "tor"},
		{LON, "lon"},
		{AMS, "ams"},
		{FRA, "fra"},
		{SGP, "sgp"},
		{SYD, "syd"},
		{BLR, "blr"},
	}

	for _, tt := range tests {
		if string(tt.region) != tt.want {
			t.Errorf("Region %v = %q, want %q", tt.region, string(tt.region), tt.want)
		}
	}
}