fspl/generator/test-common.go

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package generator
import "io"
import "testing"
import "strings"
import "git.tebibyte.media/sashakoshka/fspl/parser"
import "git.tebibyte.media/sashakoshka/fspl/analyzer"
func testString (test *testing.T, correct string, input string) {
ast := parser.Tree { }
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err := ast.Parse("input.fspl", strings.NewReader(input))
if err != nil && err != io.EOF{
test.Error("parser returned error:", err)
return
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}
tree := analyzer.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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module, err := (&Target {
WordSize: 64,
Arch: "x86_64",
}).Generate(tree)
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if err != nil {
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test.Error("generator returned error:", err)
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return
}
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output := new(strings.Builder)
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_, err = module.WriteTo(output)
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if err != nil {
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test.Error("generator returned error:", err)
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return
}
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printColumns := func (left, right string) {
test.Logf("%-80v | %v", left, right)
}
printColumnsStyle := func (left, right string, style string) {
test.Logf("\033[%s%-80v - %v\033[0m", style, left, right)
}
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got := output.String()
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if got != correct {
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test.Logf("results do not match")
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got = strings.ReplaceAll(got, "\t", " ")
correct = strings.ReplaceAll(correct, "\t", " ")
got := strings.Split(got, "\n")
correct := strings.Split(correct, "\n")
length := len(got)
if len(correct) > len(got) { length = len(correct) }
printColumns("CORRECT:", "GOT:")
test.Log()
for index := 0; index < length; index ++ {
left := ""
right := ""
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if index < len(correct) { left = correct[index] }
if index < len(got) { right = got[index] }
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if left != right {
printColumnsStyle(left, right, "31m")
} else {
printColumns(left, right)
}
}
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test.Log("SOURCE FSPL CODE:")
test.Log("\033[32m" + input + "\033[0m")
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test.Fail()
}
}