83 lines
1.7 KiB
Go
83 lines
1.7 KiB
Go
package analyzer
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import "io"
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import "fmt"
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import "testing"
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import "strings"
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import "github.com/alecthomas/participle/v2"
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import "git.tebibyte.media/sashakoshka/fspl/parser"
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func testStringErr (
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test *testing.T,
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errMessage string,
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errLine int,
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errColumn int,
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input string,
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) {
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testReaderErr (
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test,
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errMessage, errLine, errColumn,
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strings.NewReader(input))
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}
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func testReaderErr (
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test *testing.T,
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errMessage string,
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errLine int,
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errColumn int,
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inputs ...io.Reader,
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) {
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ast := parser.Tree { }
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for index, stream := range inputs {
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err := ast.Parse(fmt.Sprintf("stream%d.fspl", index), stream)
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if err != nil {
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test.Error("parser returned error:", err)
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return
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}
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}
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tree := Tree { }
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err := tree.Analyze(ast)
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if err == nil {
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test.Error("analyzer did not return error")
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return
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}
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got := err.(participle.Error)
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gotMessage := got.Message()
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gotLine := got.Position().Line
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gotColumn := got.Position().Column
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correct :=
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gotMessage == errMessage &&
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gotLine == errLine &&
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gotColumn == errColumn
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if !correct {
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test.Log("errors do not match")
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test.Logf("got:\n%v:%v: %v", gotLine, gotColumn, gotMessage)
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test.Logf("correct:\n%v:%v: %v", errLine, errColumn, errMessage)
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test.Fail()
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return
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}
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}
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func testString (test *testing.T, input string) {
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testReader(test, strings.NewReader(input))
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}
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func testReader (test *testing.T, inputs ...io.Reader) {
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ast := parser.Tree { }
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for index, stream := range inputs {
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err := ast.Parse(fmt.Sprintf("stream%d.fspl", index), stream)
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if err != nil {
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test.Error("parser returned error:", err)
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return
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}
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}
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tree := Tree { }
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err := tree.Analyze(ast)
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if err != nil {
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test.Error("analyzer returned error:", err)
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return
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}
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}
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