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76 lines
1.9 KiB
Go
76 lines
1.9 KiB
Go
package test
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/tal-tech/go-zero/tools/goctl/api/parser/g4/ast"
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"github.com/tal-tech/go-zero/tools/goctl/api/parser/g4/gen/api"
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)
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var syntaxAccept = func(p *api.ApiParserParser, visitor *ast.ApiVisitor) interface{} {
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return p.SyntaxLit().Accept(visitor)
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}
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func TestSyntax(t *testing.T) {
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t.Run("matched", func(t *testing.T) {
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v, err := parser.Accept(syntaxAccept, `syntax = "v1"`)
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assert.Nil(t, err)
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syntax := v.(*ast.SyntaxExpr)
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assert.True(t, syntax.Equal(&ast.SyntaxExpr{
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Syntax: ast.NewTextExpr("syntax"),
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Assign: ast.NewTextExpr("="),
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Version: ast.NewTextExpr(`"v1"`),
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}))
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})
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t.Run("expecting syntax", func(t *testing.T) {
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_, err := parser.Accept(syntaxAccept, `= "v1"`)
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assert.Error(t, err)
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_, err = parser.Accept(syntaxAccept, `syn = "v1"`)
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assert.Error(t, err)
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})
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t.Run("missing assign", func(t *testing.T) {
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_, err := parser.Accept(syntaxAccept, `syntax "v1"`)
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assert.Error(t, err)
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_, err = parser.Accept(syntaxAccept, `syntax + "v1"`)
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assert.Error(t, err)
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})
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t.Run("mismatched version", func(t *testing.T) {
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_, err := parser.Accept(syntaxAccept, `syntax="v0"`)
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assert.Error(t, err)
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_, err = parser.Accept(syntaxAccept, `syntax = "v1a"`)
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assert.Error(t, err)
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_, err = parser.Accept(syntaxAccept, `syntax = "vv1"`)
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assert.Error(t, err)
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_, err = parser.Accept(syntaxAccept, `syntax = "1"`)
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assert.Error(t, err)
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})
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t.Run("with comment", func(t *testing.T) {
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v, err := parser.Accept(syntaxAccept, `
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// doc
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syntax="v1" // line comment`)
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assert.Nil(t, err)
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syntax := v.(*ast.SyntaxExpr)
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assert.True(t, syntax.Equal(&ast.SyntaxExpr{
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Syntax: ast.NewTextExpr("syntax"),
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Assign: ast.NewTextExpr("="),
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Version: ast.NewTextExpr(`"v1"`),
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DocExpr: []ast.Expr{
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ast.NewTextExpr("// doc"),
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},
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CommentExpr: ast.NewTextExpr("// line comment"),
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}))
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})
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}
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