45 lines
1.2 KiB
Go
45 lines
1.2 KiB
Go
package generate
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import "os"
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import "fmt"
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import "os/exec"
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import "testing"
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import "path/filepath"
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func testGenerateRun(test *testing.T, protocol *Protocol, imports string, testCase string) {
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// open files
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dir, err := os.MkdirTemp(os.TempDir(), "hopp-generate-test-*")
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if err != nil { test.Fatal(err) }
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defer os.RemoveAll(dir)
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sourceFile, err := os.Create(filepath.Join(dir, "protocol.go"))
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if err != nil { test.Fatal(err) }
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defer sourceFile.Close()
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mainFile, err := os.Create(filepath.Join(dir, "main.go"))
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if err != nil { test.Fatal(err) }
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defer mainFile.Close()
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// generate protocol
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generator := Generator {
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Output: sourceFile,
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PackageName: "main",
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}
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_, err = generator.Generate(protocol)
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if err != nil { test.Fatal(err) }
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// build static source files
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imports = `
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import "log"
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` + imports
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setup := `log.Println("*** BEGIN TEST CASE OUTPUT ***")`
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teardown := `log.Println("--- END TEST CASE OUTPUT ---")`
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fmt.Fprintf(
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mainFile, "package main\n%s\nfunc main() {%s\n%s\n%s\n}\n",
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imports, setup, testCase, teardown)
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// build and run test
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command := exec.Command("go", "run", filepath.Join(dir, "main.go"))
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output, err := command.CombinedOutput()
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test.Logf("output of %v:\n%s", command, output)
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if err != nil { test.Fatal(err) }
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}
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