vb6parse 1.2.4

vb6parse is a library for parsing and analyzing VB6 code, from projects, to controls, to modules, and forms.
Documentation 
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use vb6parse::ConcreteSyntaxTree;
const SNAPSHOT_PATH: &str = "../../snapshots/parsers/cst/filesystem/ch_drive";

#[test]
fn chdrive_simple_string_literal() {
    let source = r#"
Sub Test()
    ChDrive "C:"
End Sub
"#;
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_with_variable() {
    let source = r"
Sub Test()
    ChDrive myDrive
End Sub
";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_with_app_path() {
    let source = r"
Sub Test()
    ChDrive App.Path
End Sub
";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_with_left_function() {
    let source = r"
Sub Test()
    ChDrive Left(sInitDir, 1)
End Sub
";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_in_if_statement() {
    let source = r"
Sub Test()
    If driveValid Then ChDrive newDrive
End Sub
";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_at_module_level() {
    let source = r#"
ChDrive "D:"
"#;
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_with_comment() {
    let source = r"
Sub Test()
    ChDrive driveLetter ' Change to specified drive
End Sub
";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_multiple_in_sequence() {
    let source = r#"
Sub Test()
    ChDrive "C:"
    ChDrive "D:"
    ChDrive originalDrive
End Sub
"#;
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_in_multiline_if() {
    let source = r"
Sub Test()
    If driveExists Then
        ChDrive targetDrive
    End If
End Sub
";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_with_parentheses() {
    let source = r"
Sub Test()
    ChDrive (Left$(sInitDir, 1))
End Sub
";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_with_expression() {
    let source = r"
Sub Test()
    ChDrive Left(theZtmPath, 1)
End Sub
";
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}

#[test]
fn chdrive_and_chdir_together() {
    let source = r#"
Sub Test()
    ChDrive "C:"
    ChDir "C:\Windows"
End Sub
"#;
    let (cst_opt, failures) = ConcreteSyntaxTree::from_text("test.bas", source).unpack();
    assert_eq!(failures.len(), 0, "Expected no parse failures.");
    let cst = cst_opt.expect("CST should be parsed");

    let tree = cst.to_serializable();

    let mut settings = insta::Settings::clone_current();
    settings.set_snapshot_path(SNAPSHOT_PATH);
    settings.set_prepend_module_to_snapshot(false);
    let _guard = settings.bind_to_scope();
    insta::assert_yaml_snapshot!(tree);
}