Tests can now compile dependencies first

compiler/common_test.go

@@ -13,6 +13,52 @@ import "git.tebibyte.media/fspl/fspl/testcommon"
 //go:embed all:test-data/*
 var testData embed.FS
 
+func defaultCompiler () *Compiler {
+	// instantiate and configure the compiler
+	comp := new(Compiler)
+	comp.Prefix   = "compiler"
+	comp.Resolver = NewResolver (
+		"/test-data/usr/local/src/fspl",
+		"/test-data/usr/src/fspl",
+		"/test-data/usr/local/incude/fspl",
+		"/test-data/usr/include/fspl")
+	comp.Resolver.FS = testData
+	comp.Format      = ".o"
+	comp.Debug       = true
+	return comp
+}
+
+func compileDependency (
+	test    *testing.T,
+	address entity.Address,
+) string {
+	// create temporary directory
+	temp := test.TempDir()
+
+	// instantiate and configure the compiler
+	compOutputBuilder := new(strings.Builder)
+	comp := defaultCompiler()
+	defer func () {
+		test.Logf (
+			"compiler log for dependency %s:\n%s",
+			address, compOutputBuilder)
+	} ()
+	comp.Writer = compOutputBuilder
+	nickname, ok := address.Nickname()
+	if !ok {
+		test.Fatal("could not generate nickname for", address)
+	}
+	comp.Output = filepath.Join(temp, nickname)
+
+	// compile to object file
+	err := comp.CompileUnit(address)
+	if err != nil {
+		test.Fatal("compiler returned error:", errors.Format(err))
+	}
+
+	return comp.Output
+}
+
 func testUnit (
 	test            *testing.T,
 	address         entity.Address,
@@ -26,27 +72,18 @@ func testUnit (
 
 	// instantiate and configure the compiler
 	compOutputBuilder := new(strings.Builder)
+	comp := defaultCompiler()
 	defer func () {
 		test.Log("compiler log:\n" + compOutputBuilder.String())
 	} ()
-	comp := new(Compiler)
-	comp.Writer   = compOutputBuilder
-	comp.Prefix   = "compiler"
-	comp.Resolver = NewResolver (
-		"/test-data/usr/local/src/fspl",
-		"/test-data/usr/src/fspl",
-		"/test-data/usr/local/incude/fspl",
-		"/test-data/usr/include/fspl")
-	comp.Resolver.FS = testData
-	comp.Output      = filepath.Join(temp, "output.o")
-	comp.Format      = ".o"
-	comp.Debug       = true
+	comp.Writer = compOutputBuilder
+	comp.Output = filepath.Join(temp, "output.o")
+
 	
 	// compile to object file
 	err := comp.CompileUnit(address)
 	if err != nil {
-		test.Error("compiler returned error:", errors.Format(err))
-		return
+		test.Fatal("compiler returned error:", errors.Format(err))
 	}
 	
 	// link the object file into an executable
@@ -61,8 +98,7 @@ func testUnit (
 	test.Log("running link command: ", linkCommand)
 	err = linkCommand.Run()
 	if err != nil {
-		test.Error("error linking executable:", err)
-		return
+		test.Fatal("error linking executable:", err)
 	}
 	
 	// run the executable file and check its output
@@ -82,8 +118,7 @@ func testUnit (
 				exit, code)
 		}
 	} else if err != nil {
-		test.Errorf("error running %s: %v", executablePath, err)
-		return
+		test.Fatalf("error running %s: %v", executablePath, err)
 	} else {
 		if 0 != exit {
 			test.Errorf("expecting exit code %d, got 0", exit)
@@ -94,6 +129,7 @@ func testUnit (
 	gotStdout := stdoutBuilder.String()
 	if gotStdout != stdout {
 		testcommon.CompareHex(test, stdout, gotStdout)
+		test.Fail()
 	}
 }