github.com/vescale/zgraph@v0.0.0-20230410094002-959c02d50f95/compiler/property_preparation_test.go (about)

     1  // Copyright 2022 zGraph Authors. All rights reserved.
     2  //
     3  // Licensed under the Apache License, Version 2.0 (the "License");
     4  // you may not use this file except in compliance with the License.
     5  // You may obtain a copy of the License at
     6  //
     7  //     http://www.apache.org/licenses/LICENSE-2.0
     8  //
     9  // Unless required by applicable law or agreed to in writing, software
    10  // distributed under the License is distributed on an "AS IS" BASIS,
    11  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    12  // See the License for the specific language governing permissions and
    13  // limitations under the License.
    14  
    15  package compiler_test
    16  
    17  import (
    18  	"testing"
    19  
    20  	"github.com/stretchr/testify/assert"
    21  	"github.com/vescale/zgraph"
    22  	"github.com/vescale/zgraph/compiler"
    23  	"github.com/vescale/zgraph/parser"
    24  	"github.com/vescale/zgraph/stmtctx"
    25  )
    26  
    27  func TestPropertyPreparation(t *testing.T) {
    28  	assert := assert.New(t)
    29  	tempDir := t.TempDir()
    30  	initCatalog(assert, tempDir)
    31  
    32  	db, err := zgraph.Open(tempDir, nil)
    33  	assert.Nil(err)
    34  
    35  	cases := []struct {
    36  		query string
    37  		check func()
    38  	}{
    39  		{
    40  			query: "INSERT INTO graph1 VERTEX x LABELS (label1) PROPERTIES ( x.prop1 = 'test')",
    41  			check: func() {
    42  				graph := db.Catalog().Graph("graph1")
    43  				assert.NotNil(graph.Property("prop1"))
    44  			},
    45  		},
    46  		{
    47  			query: "INSERT INTO graph2 VERTEX x LABELS (label1) PROPERTIES ( x.property = 'test')",
    48  			check: func() {
    49  				graph := db.Catalog().Graph("graph1")
    50  				assert.NotNil(2, len(graph.Properties()))
    51  			},
    52  		},
    53  		{
    54  			query: "INSERT INTO graph2 VERTEX x LABELS (label1) PROPERTIES ( x.property2 = 'test')",
    55  			check: func() {
    56  				graph := db.Catalog().Graph("graph1")
    57  				assert.NotNil(3, len(graph.Properties()))
    58  				assert.NotNil(graph.Property("property2"))
    59  			},
    60  		},
    61  	}
    62  
    63  	for _, c := range cases {
    64  		parser := parser.New()
    65  		stmt, err := parser.ParseOneStmt(c.query)
    66  		assert.Nil(err)
    67  		sc := stmtctx.New(db.Store(), db.Catalog())
    68  
    69  		prep := compiler.NewPropertyPreparation(sc)
    70  		stmt.Accept(prep)
    71  		err = prep.CreateMissing()
    72  		assert.Nil(err)
    73  	}
    74  }