Added more tests

src/asm/Data.go

@@ -5,7 +5,8 @@ import "bytes"
 // Data represents the static read-only data.
 type Data []byte
 
-// Add adds the given bytes to the data block and returns the address relative to the start of the data section.
+// Add adds the given bytes to the data block if this sequence of bytes doesn't exist yet.
+// It returns the address relative to the start of the data section.
 func (data *Data) Add(block []byte) Address {
 	position := bytes.Index(*data, block)
 

src/cli/Main_test.go

@@ -0,0 +1,44 @@
+package cli_test
+
+import (
+	"fmt"
+	"io"
+	"os"
+	"testing"
+
+	"git.akyoto.dev/cli/q/src/cli"
+	"git.akyoto.dev/cli/q/src/log"
+	"git.akyoto.dev/go/assert"
+)
+
+func TestMain(m *testing.M) {
+	log.Info.SetOutput(io.Discard)
+	log.Error.SetOutput(io.Discard)
+	os.Exit(m.Run())
+}
+
+func TestCLI(t *testing.T) {
+	type cliTest struct {
+		arguments        []string
+		expectedExitCode int
+	}
+
+	tests := []cliTest{
+		{[]string{}, 2},
+		{[]string{"invalid"}, 2},
+		{[]string{"system"}, 0},
+		{[]string{"build", "non-existing-directory"}, 1},
+		{[]string{"build", "../../examples/hello/hello.q"}, 1},
+		{[]string{"build", "../../examples/hello", "--invalid"}, 2},
+		{[]string{"build", "../../examples/hello", "--dry"}, 0},
+		{[]string{"build", "../../examples/hello", "--dry", "--verbose"}, 0},
+	}
+
+	for _, test := range tests {
+		t.Log(test.arguments)
+		directory, _ := os.Getwd()
+		fmt.Println(directory)
+		exitCode := cli.Main(test.arguments)
+		assert.Equal(t, exitCode, test.expectedExitCode)
+	}
+}

src/directory/Walk_test.go

@@ -0,0 +1,19 @@
+package directory_test
+
+import (
+	"testing"
+
+	"git.akyoto.dev/cli/q/src/directory"
+	"git.akyoto.dev/go/assert"
+)
+
+func TestWalk(t *testing.T) {
+	var files []string
+
+	directory.Walk(".", func(file string) {
+		files = append(files, file)
+	})
+
+	assert.Contains(t, files, "Walk.go")
+	assert.Contains(t, files, "Walk_test.go")
+}

src/elf/ELF_test.go

@@ -0,0 +1,13 @@
+package elf_test
+
+import (
+	"io"
+	"testing"
+
+	"git.akyoto.dev/cli/q/src/elf"
+)
+
+func TestELF(t *testing.T) {
+	exe := elf.New(nil, nil)
+	exe.Write(io.Discard)
+}