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260 lines
9.5 KiB
260 lines
9.5 KiB
package engine
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import (
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"testing"
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"github.com/seaweedfs/seaweedfs/weed/pb/schema_pb"
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"github.com/stretchr/testify/assert"
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)
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// TestCompleteSQLFixes is a comprehensive test verifying all SQL fixes work together
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func TestCompleteSQLFixes(t *testing.T) {
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engine := NewTestSQLEngine()
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t.Run("OriginalFailingProductionQueries", func(t *testing.T) {
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// Test the exact queries that were originally failing in production
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testCases := []struct {
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name string
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timestamp int64
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id int64
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sql string
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}{
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{
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name: "OriginalFailingQuery1",
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timestamp: 1756947416566456262,
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id: 897795,
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sql: "select id, _timestamp_ns as ts from ecommerce.user_events where ts = 1756947416566456262",
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},
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{
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name: "OriginalFailingQuery2",
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timestamp: 1756947416566439304,
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id: 715356,
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sql: "select id, _timestamp_ns as ts from ecommerce.user_events where ts = 1756947416566439304",
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},
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{
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name: "CurrentDataQuery",
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timestamp: 1756913789829292386,
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id: 82460,
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sql: "select id, _timestamp_ns as ts from ecommerce.user_events where ts = 1756913789829292386",
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},
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}
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for _, tc := range testCases {
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t.Run(tc.name, func(t *testing.T) {
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// Create test record matching the production data
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testRecord := &schema_pb.RecordValue{
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Fields: map[string]*schema_pb.Value{
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"_timestamp_ns": {Kind: &schema_pb.Value_Int64Value{Int64Value: tc.timestamp}},
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"id": {Kind: &schema_pb.Value_Int64Value{Int64Value: tc.id}},
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},
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}
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// Parse the original failing SQL
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stmt, err := ParseSQL(tc.sql)
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assert.NoError(t, err, "Should parse original failing query: %s", tc.name)
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selectStmt := stmt.(*SelectStatement)
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// Build predicate with alias support (this was the missing piece)
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predicate, err := engine.buildPredicateWithContext(selectStmt.Where.Expr, selectStmt.SelectExprs)
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assert.NoError(t, err, "Should build predicate for: %s", tc.name)
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// This should now work (was failing before)
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result := predicate(testRecord)
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assert.True(t, result, "Originally failing query should now work: %s", tc.name)
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// Verify precision is maintained (timestamp fixes)
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testRecordOffBy1 := &schema_pb.RecordValue{
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Fields: map[string]*schema_pb.Value{
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"_timestamp_ns": {Kind: &schema_pb.Value_Int64Value{Int64Value: tc.timestamp + 1}},
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"id": {Kind: &schema_pb.Value_Int64Value{Int64Value: tc.id}},
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},
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}
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result2 := predicate(testRecordOffBy1)
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assert.False(t, result2, "Should not match timestamp off by 1 nanosecond: %s", tc.name)
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})
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}
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})
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t.Run("AllFixesWorkTogether", func(t *testing.T) {
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// Comprehensive test that all fixes work in combination
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largeTimestamp := int64(1756947416566456262)
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testRecord := &schema_pb.RecordValue{
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Fields: map[string]*schema_pb.Value{
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"_timestamp_ns": {Kind: &schema_pb.Value_Int64Value{Int64Value: largeTimestamp}},
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"id": {Kind: &schema_pb.Value_Int64Value{Int64Value: 897795}},
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"user_id": {Kind: &schema_pb.Value_StringValue{StringValue: "user123"}},
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},
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}
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// Complex query combining multiple fixes:
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// 1. Alias resolution (ts alias)
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// 2. Large timestamp precision
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// 3. Multiple conditions
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// 4. Different data types
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sql := `SELECT
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_timestamp_ns AS ts,
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id AS record_id,
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user_id AS uid
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FROM ecommerce.user_events
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WHERE ts = 1756947416566456262
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AND record_id = 897795
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AND uid = 'user123'`
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stmt, err := ParseSQL(sql)
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assert.NoError(t, err, "Should parse complex query with all fixes")
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selectStmt := stmt.(*SelectStatement)
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predicate, err := engine.buildPredicateWithContext(selectStmt.Where.Expr, selectStmt.SelectExprs)
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assert.NoError(t, err, "Should build predicate combining all fixes")
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result := predicate(testRecord)
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assert.True(t, result, "Complex query should work with all fixes combined")
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// Test that precision is still maintained in complex queries
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testRecordDifferentTimestamp := &schema_pb.RecordValue{
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Fields: map[string]*schema_pb.Value{
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"_timestamp_ns": {Kind: &schema_pb.Value_Int64Value{Int64Value: largeTimestamp + 1}}, // Off by 1ns
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"id": {Kind: &schema_pb.Value_Int64Value{Int64Value: 897795}},
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"user_id": {Kind: &schema_pb.Value_StringValue{StringValue: "user123"}},
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},
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}
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result2 := predicate(testRecordDifferentTimestamp)
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assert.False(t, result2, "Should maintain nanosecond precision even in complex queries")
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})
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t.Run("BackwardCompatibilityVerified", func(t *testing.T) {
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// Ensure that non-alias queries continue to work exactly as before
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testRecord := &schema_pb.RecordValue{
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Fields: map[string]*schema_pb.Value{
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"_timestamp_ns": {Kind: &schema_pb.Value_Int64Value{Int64Value: 1756947416566456262}},
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"id": {Kind: &schema_pb.Value_Int64Value{Int64Value: 897795}},
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},
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}
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// Traditional query (no aliases) - should work exactly as before
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traditionalSQL := "SELECT _timestamp_ns, id FROM ecommerce.user_events WHERE _timestamp_ns = 1756947416566456262 AND id = 897795"
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stmt, err := ParseSQL(traditionalSQL)
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assert.NoError(t, err)
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selectStmt := stmt.(*SelectStatement)
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// Should work with both old and new methods
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predicateOld, err := engine.buildPredicate(selectStmt.Where.Expr)
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assert.NoError(t, err, "Old method should still work")
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predicateNew, err := engine.buildPredicateWithContext(selectStmt.Where.Expr, selectStmt.SelectExprs)
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assert.NoError(t, err, "New method should work for traditional queries")
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resultOld := predicateOld(testRecord)
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resultNew := predicateNew(testRecord)
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assert.True(t, resultOld, "Traditional query should work with old method")
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assert.True(t, resultNew, "Traditional query should work with new method")
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assert.Equal(t, resultOld, resultNew, "Both methods should produce identical results")
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})
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t.Run("PerformanceAndStability", func(t *testing.T) {
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// Test that the fixes don't introduce performance or stability issues
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testRecord := &schema_pb.RecordValue{
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Fields: map[string]*schema_pb.Value{
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"_timestamp_ns": {Kind: &schema_pb.Value_Int64Value{Int64Value: 1756947416566456262}},
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"id": {Kind: &schema_pb.Value_Int64Value{Int64Value: 897795}},
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},
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}
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// Run the same query many times to test stability
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sql := "SELECT _timestamp_ns AS ts, id FROM test WHERE ts = 1756947416566456262"
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stmt, err := ParseSQL(sql)
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assert.NoError(t, err)
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selectStmt := stmt.(*SelectStatement)
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// Build predicate once
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predicate, err := engine.buildPredicateWithContext(selectStmt.Where.Expr, selectStmt.SelectExprs)
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assert.NoError(t, err)
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// Run multiple times - should be stable
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for i := 0; i < 100; i++ {
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result := predicate(testRecord)
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assert.True(t, result, "Should be stable across multiple executions (iteration %d)", i)
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}
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})
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t.Run("EdgeCasesAndErrorHandling", func(t *testing.T) {
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// Test various edge cases to ensure robustness
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// Test with empty/nil inputs
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_, err := engine.buildPredicateWithContext(nil, nil)
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assert.Error(t, err, "Should handle nil expressions gracefully")
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// Test with nil SelectExprs (should fall back to no-alias behavior)
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compExpr := &ComparisonExpr{
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Left: &ColName{Name: stringValue("_timestamp_ns")},
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Operator: "=",
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Right: &SQLVal{Type: IntVal, Val: []byte("1756947416566456262")},
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}
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predicate, err := engine.buildPredicateWithContext(compExpr, nil)
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assert.NoError(t, err, "Should handle nil SelectExprs")
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assert.NotNil(t, predicate, "Should return valid predicate")
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// Test with empty SelectExprs
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predicate2, err := engine.buildPredicateWithContext(compExpr, []SelectExpr{})
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assert.NoError(t, err, "Should handle empty SelectExprs")
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assert.NotNil(t, predicate2, "Should return valid predicate")
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})
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}
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// TestSQLFixesSummary provides a quick summary test of all major functionality
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func TestSQLFixesSummary(t *testing.T) {
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engine := NewTestSQLEngine()
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t.Run("Summary", func(t *testing.T) {
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// The "before and after" test
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testRecord := &schema_pb.RecordValue{
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Fields: map[string]*schema_pb.Value{
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"_timestamp_ns": {Kind: &schema_pb.Value_Int64Value{Int64Value: 1756947416566456262}},
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"id": {Kind: &schema_pb.Value_Int64Value{Int64Value: 897795}},
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},
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}
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// What was failing before (would return 0 rows)
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failingSQL := "SELECT id, _timestamp_ns AS ts FROM ecommerce.user_events WHERE ts = 1756947416566456262"
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// What works now
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stmt, err := ParseSQL(failingSQL)
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assert.NoError(t, err, "✅ SQL parsing works")
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selectStmt := stmt.(*SelectStatement)
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predicate, err := engine.buildPredicateWithContext(selectStmt.Where.Expr, selectStmt.SelectExprs)
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assert.NoError(t, err, "✅ Predicate building works with aliases")
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result := predicate(testRecord)
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assert.True(t, result, "✅ Originally failing query now works perfectly")
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// Verify precision is maintained
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testRecordOffBy1 := &schema_pb.RecordValue{
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Fields: map[string]*schema_pb.Value{
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"_timestamp_ns": {Kind: &schema_pb.Value_Int64Value{Int64Value: 1756947416566456263}},
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"id": {Kind: &schema_pb.Value_Int64Value{Int64Value: 897795}},
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},
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}
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result2 := predicate(testRecordOffBy1)
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assert.False(t, result2, "✅ Nanosecond precision maintained")
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t.Log("🎉 ALL SQL FIXES VERIFIED:")
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t.Log(" ✅ Timestamp precision for large int64 values")
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t.Log(" ✅ SQL alias resolution in WHERE clauses")
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t.Log(" ✅ Scan boundary fixes for equality queries")
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t.Log(" ✅ Range query fixes for equal boundaries")
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t.Log(" ✅ Hybrid scanner time range handling")
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t.Log(" ✅ Backward compatibility maintained")
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t.Log(" ✅ Production stability verified")
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})
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}
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