summaryrefslogtreecommitdiffstats
path: root/snowflake_test.go
diff options
context:
space:
mode:
Diffstat (limited to 'snowflake_test.go')
-rw-r--r--snowflake_test.go340
1 files changed, 0 insertions, 340 deletions
diff --git a/snowflake_test.go b/snowflake_test.go
deleted file mode 100644
index e69644c..0000000
--- a/snowflake_test.go
+++ /dev/null
@@ -1,340 +0,0 @@
-package snowflake
-
-import (
- "encoding/json"
- "testing"
-)
-
-func TestNew(t *testing.T) {
- s := New()
- if s.IsZero() {
- t.Error("New() returned zero Snowflake")
- }
-}
-
-func TestNewUnique(t *testing.T) {
- seen := make(map[string]bool, 1000)
-
- for i := 0; i < 1000; i++ {
- s := New()
-
- str := s.String()
- if seen[str] {
- t.Fatalf("duplicate ID generated: %s", str)
- }
- seen[str] = true
- }
-}
-
-func TestIsZero(t *testing.T) {
- zero := Zero()
- if !zero.IsZero() {
- t.Error("Zero Snowflake should be zero")
- }
-
- nonZero := New()
- if nonZero.IsZero() {
- t.Error("New Snowflake should not be zero")
- }
-}
-
-func TestStringRoundTrip(t *testing.T) {
- original := New()
- str := original.String()
- parsed, err := FromString(str)
- if err != nil {
- t.Fatalf("FromString failed: %v", err)
- }
-
- if parsed != original {
- t.Errorf("round-trip mismatch: original=%+v, parsed=%+v", original, parsed)
- }
-}
-
-func TestStringRoundTripMany(t *testing.T) {
- for i := 0; i < 100; i++ {
- original := New()
-
- str := original.String()
- parsed, err := FromString(str)
- if err != nil {
- t.Fatalf("iteration %d: FromString failed: %v", i, err)
- }
- if parsed != original {
- t.Fatalf("iteration %d: round-trip mismatch", i)
- }
- }
-}
-
-func TestFromStringInvalidChars(t *testing.T) {
- _, err := FromString("!!invalid!!")
- if err != ErrInvalidEncoding {
- t.Errorf("expected ErrInvalidEncoding, got: %v", err)
- }
-}
-
-func TestFromStringEmpty(t *testing.T) {
- s, err := FromString("")
- if err != nil {
- t.Errorf("unexpected error for empty string: %v", err)
- }
- if !s.IsZero() {
- t.Error("empty string should produce zero Snowflake")
- }
-}
-
-func TestFromStringTooLong(t *testing.T) {
- _, err := FromString("ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789")
- if err != ErrInvalidEncoding {
- t.Errorf("expected ErrInvalidEncoding for overflow, got: %v", err)
- }
-}
-
-func TestHexString(t *testing.T) {
- s := New()
- hex := s.Hex()
-
- if len(hex) != IDByteSize*2 {
- t.Errorf("expected hex length %d, got %d", IDByteSize*2, len(hex))
- }
-
- for _, c := range hex {
- if !((c >= '0' && c <= '9') || (c >= 'a' && c <= 'f')) {
- t.Errorf("invalid hex character: %c", c)
- }
- }
-}
-
-func TestZeroString(t *testing.T) {
- zero := Zero()
- str := zero.String()
- if str != "0" {
- t.Errorf("Zero Snowflake should stringify to %q, got: %q", "0", str)
- }
-
- parsed, err := FromString(str)
- if err != nil {
- t.Fatalf("FromString(%q) failed: %v", str, err)
- }
- if !parsed.IsZero() {
- t.Error("FromString(Zero().String()) should round-trip to zero")
- }
-}
-
-func TestHexRoundTrip(t *testing.T) {
- original := New()
- hex := original.Hex()
- parsed, err := FromHex(hex)
- if err != nil {
- t.Fatalf("FromHex failed: %v", err)
- }
- if parsed != original {
- t.Error("hex round-trip mismatch")
- }
-}
-
-func TestFromHexInvalid(t *testing.T) {
- _, err := FromHex("xyz")
- if err == nil {
- t.Error("expected error for invalid hex")
- }
-}
-
-func TestFromHexWrongLength(t *testing.T) {
- _, err := FromHex("01")
- if err != ErrInvalidIDLength {
- t.Errorf("expected ErrInvalidIDLength, got: %v", err)
- }
-}
-
-func TestMarshalText(t *testing.T) {
- s := New()
- text, err := s.MarshalText()
- if err != nil {
- t.Fatalf("MarshalText failed: %v", err)
- }
-
- var decoded Snowflake
- err = decoded.UnmarshalText(text)
- if err != nil {
- t.Fatalf("UnmarshalText failed: %v", err)
- }
-
- if decoded != s {
- t.Error("text marshal/unmarshal mismatch")
- }
-}
-
-func TestUnmarshalTextInvalid(t *testing.T) {
- var s Snowflake
- err := s.UnmarshalText([]byte("!!!"))
- if err == nil {
- t.Error("expected error for invalid text")
- }
-}
-
-func TestMarshalJSON(t *testing.T) {
- s := New()
- data, err := s.MarshalJSON()
- if err != nil {
- t.Fatalf("MarshalJSON failed: %v", err)
- }
-
- var decoded Snowflake
- err = json.Unmarshal(data, &decoded)
- if err != nil {
- t.Fatalf("json.Unmarshal failed: %v", err)
- }
-
- if decoded != s {
- t.Error("JSON marshal/unmarshal mismatch")
- }
-}
-
-func TestUnmarshalJSONMissingQuotes(t *testing.T) {
- var s Snowflake
- err := s.UnmarshalJSON([]byte(`invalid`))
- if err != ErrInvalidEncoding {
- t.Errorf("expected ErrInvalidEncoding, got: %v", err)
- }
-}
-
-func TestUnmarshalJSONEmpty(t *testing.T) {
- var s Snowflake
- err := s.UnmarshalJSON([]byte(`""`))
- if err != nil {
- t.Fatalf("unexpected error: %v", err)
- }
- if !s.IsZero() {
- t.Error("empty JSON string should produce zero Snowflake")
- }
-}
-
-func TestUnmarshalJSONInvalidInner(t *testing.T) {
- var s Snowflake
- err := s.UnmarshalJSON([]byte(`"!!!"`))
- if err != ErrInvalidEncoding {
- t.Errorf("expected ErrInvalidEncoding for invalid inner content, got: %v", err)
- }
-}
-
-func TestDriverValue(t *testing.T) {
- s := New()
- val, err := s.Value()
- if err != nil {
- t.Fatalf("Value failed: %v", err)
- }
-
- bytes, ok := val.([]byte)
- if !ok {
- t.Fatal("Value should return []byte")
- }
-
- if len(bytes) != IDByteSize {
- t.Errorf("expected byte length %d, got %d", IDByteSize, len(bytes))
- }
-}
-
-func TestDriverScan(t *testing.T) {
- original := New()
- bytes := make([]byte, IDByteSize)
- copy(bytes, original.bytes[:])
-
- var s Snowflake
- if err := s.Scan(bytes); err != nil {
- t.Fatalf("Scan failed: %v", err)
- }
-
- if s != original {
- t.Error("Scan produced mismatched value")
- }
-}
-
-func TestDriverScanString(t *testing.T) {
- original := New()
- bytes := make([]byte, IDByteSize)
- copy(bytes, original.bytes[:])
-
- var s Snowflake
- if err := s.Scan(string(bytes)); err != nil {
- t.Fatalf("Scan(string) failed: %v", err)
- }
-
- if s != original {
- t.Error("Scan(string) produced mismatched value")
- }
-}
-
-func TestDriverScanNil(t *testing.T) {
- var s Snowflake
- err := s.Scan(nil)
- if err != nil {
- t.Fatalf("Scan(nil) failed: %v", err)
- }
-
- if !s.IsZero() {
- t.Error("Scan(nil) should produce zero Snowflake")
- }
-}
-
-func TestDriverScanWrongLength(t *testing.T) {
- var s Snowflake
- err := s.Scan([]byte{1, 2, 3})
- if err != ErrInvalidIDLength {
- t.Errorf("expected ErrInvalidIDLength, got: %v", err)
- }
-}
-
-func TestDriverScanZeroBytes(t *testing.T) {
- var s Snowflake
- zeroBytes := make([]byte, IDByteSize)
- err := s.Scan(zeroBytes)
- if err != nil {
- t.Fatalf("unexpected error: %v", err)
- }
- if !s.IsZero() {
- t.Error("Scan with all-zero bytes should produce zero Snowflake")
- }
-}
-
-func TestDriverScanUnsupportedType(t *testing.T) {
- var s Snowflake
- err := s.Scan(42)
- if err == nil {
- t.Error("expected error for unsupported type")
- }
-}
-
-func TestJSONEmbedding(t *testing.T) {
- type Wrapper struct {
- Name string `json:"name"`
- ID Snowflake `json:"id"`
- Ref *Snowflake `json:"ref,omitempty"`
- }
-
- s := New()
- w := Wrapper{
- Name: "test",
- ID: s,
- Ref: &s,
- }
-
- data, err := json.Marshal(&w)
- if err != nil {
- t.Fatalf("marshal failed: %v", err)
- }
-
- var decoded Wrapper
- err = json.Unmarshal(data, &decoded)
- if err != nil {
- t.Fatalf("unmarshal failed: %v", err)
- }
-
- if decoded.ID != s {
- t.Error("embedded ID mismatch")
- }
-
- if decoded.Ref == nil || *decoded.Ref != s {
- t.Error("embedded ref mismatch")
- }
-}
generated by cgit v1.3.1 (git 2.54.0) at 2026-10-12 19:31:53 +0000