Add source/target tests for each config option

tests/source/configs-array_layout-block.rs

@@ -0,0 +1,6 @@
+// rustfmt-array_layout: Block
+// Array layout
+
+fn main() {
+    let lorem = vec!["ipsum","dolor","sit","amet","consectetur","adipiscing","elit"];
+}

tests/source/configs-array_layout-visual.rs

@@ -0,0 +1,6 @@
+// rustfmt-array_layout: Visual
+// Array layout
+
+fn main() {
+    let lorem = vec!["ipsum","dolor","sit","amet","consectetur","adipiscing","elit"];
+}

tests/source/configs-array_width-above.rs

@@ -0,0 +1,6 @@
+// rustfmt-array_width: 10
+// Array width
+
+fn main() {
+    let lorem = vec!["ipsum", "dolor", "sit", "amet", "consectetur", "adipiscing", "elit"];
+}

tests/source/configs-array_width-below.rs

@@ -0,0 +1,6 @@
+// rustfmt-array_width: 100
+// Array width
+
+fn main() {
+    let lorem = vec!["ipsum", "dolor", "sit", "amet", "consectetur", "adipiscing", "elit"];
+}

tests/source/configs-chain_indent-block.rs

@@ -0,0 +1,6 @@
+// rustfmt-chain_indent: Block
+// Chain indent
+
+fn main() {
+    let lorem = ipsum.dolor().sit().amet().consectetur().adipiscing().elit();
+}

tests/source/configs-chain_indent-visual.rs

@@ -0,0 +1,6 @@
+// rustfmt-chain_indent: Visual
+// Chain indent
+
+fn main() {
+    let lorem = ipsum.dolor().sit().amet().consectetur().adipiscing().elit();
+}

tests/source/configs-chain_one_line_max-above.rs

@@ -0,0 +1,6 @@
+// rustfmt-chain_one_line_max: 10
+// Chain one line max
+
+fn main() {
+    let lorem = ipsum.dolor().sit().amet().consectetur().adipiscing().elit();
+}

tests/source/configs-chain_one_line_max-below.rs

@@ -0,0 +1,6 @@
+// rustfmt-chain_one_line_max: 100
+// Chain one line max
+
+fn main() {
+    let lorem = ipsum.dolor().sit().amet().consectetur().adipiscing().elit();
+}

tests/source/configs-closure_block_indent_threshold-10.rs

@@ -0,0 +1,12 @@
+// rustfmt-closure_block_indent_threshold: 10
+// Closure block indent threshold
+
+fn main() {
+    lorem_ipsum(|| {
+        println!("lorem");
+        println!("ipsum");
+        println!("dolor");
+        println!("sit");
+        println!("amet");
+    });
+}

tests/source/configs-closure_block_indent_threshold-2.rs

@@ -0,0 +1,12 @@
+// rustfmt-closure_block_indent_threshold: 2
+// Closure block indent threshold
+
+fn main() {
+    lorem_ipsum(|| {
+        println!("lorem");
+        println!("ipsum");
+        println!("dolor");
+        println!("sit");
+        println!("amet");
+    });
+}

tests/source/configs-comment_width-above.rs

@@ -0,0 +1,7 @@
+// rustfmt-comment_width: 40
+// rustfmt-wrap_comments: true
+// Comment width
+
+fn main() {
+    // Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+}

tests/source/configs-comment_width-below.rs

@@ -0,0 +1,7 @@
+// rustfmt-comment_width: 80
+// rustfmt-wrap_comments: true
+// Comment width
+
+fn main() {
+    // Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+}

tests/source/configs-comment_width-ignore.rs

@@ -0,0 +1,7 @@
+// rustfmt-comment_width: 40
+// rustfmt-wrap_comments: false
+// Comment width
+
+fn main() {
+    // Lorem ipsum dolor sit amet, consectetur adipiscing elit.
+}

tests/source/configs-condense_wildcard_suffices-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-condense_wildcard_suffices: false
+// Condense wildcard suffices
+
+fn main() {
+    let (lorem, ipsum, _, _) = (1, 2, 3, 4);
+}

tests/source/configs-condense_wildcard_suffices-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-condense_wildcard_suffices: true
+// Condense wildcard suffices
+
+fn main() {
+    let (lorem, ipsum, _, _) = (1, 2, 3, 4);
+}

tests/source/configs-control_brace_style-always_next_line.rs

@@ -0,0 +1,6 @@
+// rustfmt-control_brace_style: AlwaysNextLine
+// Control brace style
+
+fn main() {
+    if lorem { println!("ipsum!"); } else { println!("dolor!"); }
+}

tests/source/configs-control_brace_style-always_same_line.rs

@@ -0,0 +1,6 @@
+// rustfmt-control_brace_style: AlwaysSameLine
+// Control brace style
+
+fn main() {
+    if lorem { println!("ipsum!"); } else { println!("dolor!"); }
+}

tests/source/configs-control_brace_style-closing_next_line.rs

@@ -0,0 +1,6 @@
+// rustfmt-control_brace_style: ClosingNextLine
+// Control brace style
+
+fn main() {
+    if lorem { println!("ipsum!"); } else { println!("dolor!"); }
+}

tests/source/configs-disable_all_formatting-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-disable_all_formatting: false
+// Disable all formatting
+
+fn main() {
+    if lorem{println!("ipsum!");}else{println!("dolor!");}
+}

tests/source/configs-disable_all_formatting-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-disable_all_formatting: true
+// Disable all formatting
+
+fn main() {
+    iflorem{println!("ipsum!");}else{println!("dolor!");}
+}

tests/source/configs-error_on_line_overflow-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-error_on_line_overflow: false
+// Error on line overflow
+
+fn main() {
+    let lorem_ipsum_dolor_sit_amet_consectetur_adipiscing_elit_lorem_ipsum_dolor_sit_amet_consectetur_adipiscing_elit;
+}

tests/source/configs-fn_args_density-compressed.rs

@@ -0,0 +1,16 @@
+// rustfmt-fn_args_density: Compressed
+// Function arguments density
+
+trait Lorem {
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet);
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet) {
+        // body
+    }
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: onsectetur, adipiscing: Adipiscing, elit: Elit);
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: onsectetur, adipiscing: Adipiscing, elit: Elit) {
+        // body
+    }
+}

tests/source/configs-fn_args_density-compressed_if_empty.rs

@@ -0,0 +1,20 @@
+// rustfmt-fn_args_density: CompressedIfEmpty
+// Function arguments density
+
+trait Lorem {
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet);
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet) {
+        // body
+    }
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: onsectetur, adipiscing: Adipiscing, elit: Elit);
+
+    // FIXME: Previous line should be formatted like this:
+    // fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: onsectetur,
+    //          adipiscing: Adipiscing, elit: Elit);
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: onsectetur, adipiscing: Adipiscing, elit: Elit) {
+        // body
+    }
+}

tests/source/configs-fn_args_density-tall.rs

@@ -0,0 +1,16 @@
+// rustfmt-fn_args_density: Tall
+// Function arguments density
+
+trait Lorem {
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet);
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet) {
+        // body
+    }
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: onsectetur, adipiscing: Adipiscing, elit: Elit);
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: onsectetur, adipiscing: Adipiscing, elit: Elit) {
+        // body
+    }
+}

tests/source/configs-fn_args_density-vertical.rs

@@ -0,0 +1,16 @@
+// rustfmt-fn_args_density: Vertical
+// Function arguments density
+
+trait Lorem {
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet);
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet) {
+        // body
+    }
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: onsectetur, adipiscing: Adipiscing, elit: Elit);
+
+    fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: onsectetur, adipiscing: Adipiscing, elit: Elit) {
+        // body
+    }
+}

tests/source/configs-fn_args_layout-block.rs

@@ -0,0 +1,10 @@
+// rustfmt-fn_args_layout: Block
+// Function arguments layout
+
+fn lorem() {}
+
+fn lorem(ipsum: usize) {}
+
+fn lorem(ipsum: usize, dolor: usize, sit: usize, amet: usize, consectetur: usize, adipiscing: usize, elit: usize) {
+    // body
+}

tests/source/configs-fn_args_layout-visual.rs

@@ -0,0 +1,10 @@
+// rustfmt-fn_args_layout: Visual
+// Function arguments layout
+
+fn lorem() {}
+
+fn lorem(ipsum: usize) {}
+
+fn lorem(ipsum: usize, dolor: usize, sit: usize, amet: usize, consectetur: usize, adipiscing: usize, elit: usize) {
+    // body
+}

tests/source/configs-fn_args_paren_newline-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-fn_args_paren_newline: false
+// Function arguments parenthesis on a newline
+
+fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet) -> DolorSitAmetConsecteturAdipiscingElitLoremIpsumDolorSitAmetConsecteturAdipiscingElit {
+    // body
+}

tests/source/configs-fn_args_paren_newline-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-fn_args_paren_newline: true
+// Function arguments parenthesis on a newline
+
+fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet) -> DolorSitAmetConsecteturAdipiscingElitLoremIpsumDolorSitAmetConsecteturAdipiscingElit {
+    // body
+}

tests/source/configs-fn_brace_style-always_next_line.rs

@@ -0,0 +1,14 @@
+// rustfmt-fn_brace_style: AlwaysNextLine
+// Function brace style
+
+fn lorem() {
+    // body
+}
+
+fn lorem(ipsum: usize) {
+    // body
+}
+
+fn lorem<T>(ipsum: T) where T: Add + Sub + Mul + Div {
+    // body
+}

tests/source/configs-fn_brace_style-prefer_same_line.rs

@@ -0,0 +1,14 @@
+// rustfmt-fn_brace_style: PreferSameLine
+// Function brace style
+
+fn lorem() {
+    // body
+}
+
+fn lorem(ipsum: usize) {
+    // body
+}
+
+fn lorem<T>(ipsum: T) where T: Add + Sub + Mul + Div {
+    // body
+}

tests/source/configs-fn_brace_style-same_line_where.rs

@@ -0,0 +1,14 @@
+// rustfmt-fn_brace_style: SameLineWhere
+// Function brace style
+
+fn lorem() {
+    // body
+}
+
+fn lorem(ipsum: usize) {
+    // body
+}
+
+fn lorem<T>(ipsum: T) where T: Add + Sub + Mul + Div {
+    // body
+}

tests/source/configs-fn_call_style-block.rs

@@ -0,0 +1,6 @@
+// rustfmt-fn_call_style: Block
+// Function call style
+
+fn main() {
+    lorem("lorem", "ipsum", "dolor", "sit", "amet", "consectetur", "adipiscing", "elit");
+}

tests/source/configs-fn_call_style-visual.rs

@@ -0,0 +1,6 @@
+// rustfmt-fn_call_style: Visual
+// Function call style
+
+fn main() {
+    lorem("lorem", "ipsum", "dolor", "sit", "amet", "consectetur", "adipiscing", "elit");
+}

tests/source/configs-fn_call_width-above.rs

@@ -0,0 +1,6 @@
+// rustfmt-fn_call_width: 10
+// Function call width
+
+fn main() {
+    lorem("lorem", "ipsum", "dolor", "sit", "amet", "consectetur", "adipiscing", "elit");
+}

tests/source/configs-fn_call_width-below.rs

@@ -0,0 +1,6 @@
+// rustfmt-fn_call_width: 100
+// Function call width
+
+fn main() {
+    lorem("lorem", "ipsum", "dolor");
+}

tests/source/configs-fn_empty_single_line-false.rs

@@ -0,0 +1,9 @@
+// rustfmt-fn_empty_single_line: false
+// Empty function on single line
+
+fn lorem() {
+}
+
+fn lorem() {
+
+}

tests/source/configs-fn_empty_single_line-true.rs

@@ -0,0 +1,9 @@
+// rustfmt-fn_empty_single_line: true
+// Empty function on single line
+
+fn lorem() {
+}
+
+fn lorem() {
+
+}

tests/source/configs-fn_return_indent-with_args.rs

@@ -0,0 +1,6 @@
+// rustfmt-fn_return_indent: WithArgs
+// Function return type indent
+
+fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: Consectetur, adipiscing: Adipiscing) -> Elit where Ipsum: Eq {
+    // body
+}

tests/source/configs-fn_return_indent-with_where_clause.rs

@@ -0,0 +1,6 @@
+// rustfmt-fn_return_indent: WithWhereClause
+// Function return type indent
+
+fn lorem(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, consectetur: Consectetur, adipiscing: Adipiscing) -> Elit where Ipsum: Eq {
+    // body
+}

tests/source/configs-fn_single_line-false.rs

@@ -0,0 +1,11 @@
+// rustfmt-fn_single_line: false
+// Single-expression function on single line
+
+fn lorem() -> usize {
+    42
+}
+
+fn lorem() -> usize {
+    let ipsum = 42;
+    ipsum
+}

tests/source/configs-fn_single_line-true.rs

@@ -0,0 +1,11 @@
+// rustfmt-fn_single_line: true
+// Single-expression function on single line
+
+fn lorem() -> usize {
+    42
+}
+
+fn lorem() -> usize {
+    let ipsum = 42;
+    ipsum
+}

tests/source/configs-force_explicit_abi-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-force_explicit_abi: false
+// Force explicit abi
+
+extern {
+    pub static lorem: c_int;
+}

tests/source/configs-force_explicit_abi-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-force_explicit_abi: true
+// Force explicit abi
+
+extern {
+    pub static lorem: c_int;
+}

tests/source/configs-force_format_strings-false.rs

@@ -0,0 +1,9 @@
+// rustfmt-force_format_strings: false
+// rustfmt-format_strings: false
+// rustfmt-max_width: 50
+// rustfmt-error_on_line_overflow: false
+// Force format strings
+
+fn main() {
+    let lorem = "ipsum dolor sit amet consectetur adipiscing elit lorem ipsum dolor sit";
+}

tests/source/configs-force_format_strings-true.rs

@@ -0,0 +1,8 @@
+// rustfmt-force_format_strings: true
+// rustfmt-format_strings: false
+// rustfmt-max_width: 50
+// Force format strings
+
+fn main() {
+    let lorem = "ipsum dolor sit amet consectetur adipiscing elit lorem ipsum dolor sit";
+}

tests/source/configs-format_strings-false.rs

@@ -0,0 +1,8 @@
+// rustfmt-format_strings: false
+// rustfmt-max_width: 50
+// rustfmt-error_on_line_overflow: false
+// Force format strings
+
+fn main() {
+    let lorem = "ipsum dolor sit amet consectetur adipiscing elit lorem ipsum dolor sit";
+}

tests/source/configs-format_strings-true.rs

@@ -0,0 +1,7 @@
+// rustfmt-format_strings: true
+// rustfmt-max_width: 50
+// Force format strings
+
+fn main() {
+    let lorem = "ipsum dolor sit amet consectetur adipiscing elit lorem ipsum dolor sit";
+}

tests/source/configs-generics_indent-block.rs

@@ -0,0 +1,6 @@
+// rustfmt-generics_indent: Block
+// Generics indent
+
+fn lorem<Ipsum: Eq = usize, Dolor: Eq = usize, Sit: Eq = usize, Amet: Eq = usize, Adipiscing: Eq = usize, Consectetur: Eq = usize, Elit: Eq = usize>(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, adipiscing: Adipiscing, consectetur: Consectetur, elit: Elit) -> T {
+    // body
+}

tests/source/configs-generics_indent-visual.rs

@@ -0,0 +1,6 @@
+// rustfmt-generics_indent: Visual
+// Generics indent
+
+fn lorem<Ipsum: Eq = usize, Dolor: Eq = usize, Sit: Eq = usize, Amet: Eq = usize, Adipiscing: Eq = usize, Consectetur: Eq = usize, Elit: Eq = usize>(ipsum: Ipsum, dolor: Dolor, sit: Sit, amet: Amet, adipiscing: Adipiscing, consectetur: Consectetur, elit: Elit) -> T {
+    // body
+}

tests/source/configs-hard_tabs-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-hard_tabs: false
+// Hard tabs
+
+fn lorem() -> usize {
+42 // spaces before 42
+}

tests/source/configs-hard_tabs-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-hard_tabs: true
+// Hard tabs
+
+fn lorem() -> usize {
+42 // spaces before 42
+}

tests/source/configs-impl_empty_single_line-false.rs

@@ -0,0 +1,10 @@
+// rustfmt-impl_empty_single_line: false
+// Empty impl on single line
+
+impl Lorem {
+
+}
+
+impl Ipsum {
+
+}

tests/source/configs-impl_empty_single_line-true.rs

@@ -0,0 +1,10 @@
+// rustfmt-impl_empty_single_line: true
+// Empty impl on single line
+
+impl Lorem {
+
+}
+
+impl Ipsum {
+
+}

tests/source/configs-indent_match_arms-false.rs

@@ -0,0 +1,8 @@
+// rustfmt-indent_match_arms: false
+// Indent match arms
+
+fn main() {
+    match lorem {
+        Lorem::Ipsum => (), Lorem::Dolor => (), Lorem::Sit => (), Lorem::Amet => (),
+    }
+}

tests/source/configs-indent_match_arms-true.rs

@@ -0,0 +1,8 @@
+// rustfmt-indent_match_arms: true
+// Indent match arms
+
+fn main() {
+    match lorem {
+        Lorem::Ipsum => (), Lorem::Dolor => (), Lorem::Sit => (), Lorem::Amet => (),
+    }
+}

tests/source/configs-item_brace_style-always_next_line.rs

@@ -0,0 +1,10 @@
+// rustfmt-item_brace_style: AlwaysNextLine
+// Item brace style
+
+struct Lorem {
+    ipsum: bool,
+}
+
+struct Dolor<T> where T: Eq {
+    sit: T,
+}

tests/source/configs-item_brace_style-prefer_same_line.rs

@@ -0,0 +1,10 @@
+// rustfmt-item_brace_style: PreferSameLine
+// Item brace style
+
+struct Lorem {
+    ipsum: bool,
+}
+
+struct Dolor<T> where T: Eq {
+    sit: T,
+}

tests/source/configs-item_brace_style-same_line_where.rs

@@ -0,0 +1,10 @@
+// rustfmt-item_brace_style: SameLineWhere
+// Item brace style
+
+struct Lorem {
+    ipsum: bool,
+}
+
+struct Dolor<T> where T: Eq {
+    sit: T,
+}

tests/source/configs-match_block_trailing_comma-false.rs

@@ -0,0 +1,11 @@
+// rustfmt-match_block_trailing_comma: false
+// Match block trailing comma
+
+fn main() {
+    match lorem {
+        Lorem::Ipsum => {
+            println!("ipsum");
+        }
+        Lorem::Dolor => println!("dolor"),
+    }
+}

tests/source/configs-match_block_trailing_comma-true.rs

@@ -0,0 +1,11 @@
+// rustfmt-match_block_trailing_comma: true
+// Match block trailing comma
+
+fn main() {
+    match lorem {
+        Lorem::Ipsum => {
+            println!("ipsum");
+        }
+        Lorem::Dolor => println!("dolor"),
+    }
+}

tests/source/configs-normalize_comments-false.rs

@@ -0,0 +1,8 @@
+// rustfmt-normalize_comments: false
+// Normalize comments
+
+// Lorem ipsum:
+fn dolor() -> usize {}
+
+/* sit amet: */
+fn adipiscing() -> usize {}

tests/source/configs-normalize_comments-true.rs

@@ -0,0 +1,8 @@
+// rustfmt-normalize_comments: true
+// Normalize comments
+
+// Lorem ipsum:
+fn dolor() -> usize {}
+
+/* sit amet: */
+fn adipiscing() -> usize {}

tests/source/configs-reorder_imported_names-false.rs

@@ -0,0 +1,4 @@
+// rustfmt-reorder_imported_names: false
+// Reorder imported names
+
+use super::{lorem, ipsum, dolor, sit};

tests/source/configs-reorder_imported_names-true.rs

@@ -0,0 +1,4 @@
+// rustfmt-reorder_imported_names: true
+// Reorder imported names
+
+use super::{lorem, ipsum, dolor, sit};

tests/source/configs-reorder_imports-false.rs

@@ -0,0 +1,7 @@
+// rustfmt-reorder_imports: false
+// Reorder imports
+
+use lorem;
+use ipsum;
+use dolor;
+use sit;

tests/source/configs-reorder_imports-true.rs

@@ -0,0 +1,7 @@
+// rustfmt-reorder_imports: true
+// Reorder imports
+
+use lorem;
+use ipsum;
+use dolor;
+use sit;

tests/source/configs-single_line_if_else_max_width-above.rs

@@ -0,0 +1,6 @@
+// rustfmt-single_line_if_else_max_width: 10
+// Single line if-else max width
+
+fn main() {
+    let lorem = if ipsum { dolor } else { sit };
+}

tests/source/configs-single_line_if_else_max_width-below.rs

@@ -0,0 +1,6 @@
+// rustfmt-single_line_if_else_max_width: 100
+// Single line if-else max width
+
+fn main() {
+    let lorem = if ipsum { dolor } else { sit };
+}

tests/source/configs-space_after_bound_colon-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-space_after_bound_colon: false
+// Space after bound colon
+
+fn lorem<T:Eq>(t:T) {
+    // body
+}

tests/source/configs-space_after_bound_colon-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-space_after_bound_colon: true
+// Space after bound colon
+
+fn lorem<T:Eq>(t:T) {
+    // body
+}

tests/source/configs-space_after_type_annotation_colon-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-space_after_type_annotation_colon: false
+// Space after type annotation colon
+
+fn lorem<T:Eq>(t:T) {
+    let ipsum:Dolor = sit;
+}

tests/source/configs-space_after_type_annotation_colon-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-space_after_type_annotation_colon: true
+// Space after type annotation colon
+
+fn lorem<T:Eq>(t:T) {
+    let ipsum:Dolor = sit;
+}

tests/source/configs-space_before_bound-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-space_before_bound: false
+// Space before bound
+
+fn lorem<T:Eq>(t:T) {
+    let ipsum:Dolor = sit;
+}

tests/source/configs-space_before_bound-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-space_before_bound: true
+// Space before bound
+
+fn lorem<T:Eq>(t:T) {
+    let ipsum:Dolor = sit;
+}

tests/source/configs-space_before_type_annotation-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-space_before_type_annotation: false
+// Space before type-annotation
+
+fn lorem<T:Eq>(t:T) {
+    let ipsum:Dolor = sit;
+}

tests/source/configs-space_before_type_annotation-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-space_before_type_annotation: true
+// Space before type-annotation
+
+fn lorem<T:Eq>(t:T) {
+    let ipsum:Dolor = sit;
+}

tests/source/configs-spaces_around_ranges-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-spaces_around_ranges: false
+// Spaces around ranges
+
+fn main() {
+    let lorem = 0..10;
+}

tests/source/configs-spaces_around_ranges-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-spaces_around_ranges: true
+// Spaces around ranges
+
+fn main() {
+    let lorem = 0..10;
+}

tests/source/configs-spaces_within_angle_brackets-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-spaces_within_angle_brackets: false
+// Spaces within angle-brackets
+
+fn lorem<T: Eq>(t: T) {
+    // body
+}

tests/source/configs-spaces_within_angle_brackets-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-spaces_within_angle_brackets: true
+// Spaces within angle-brackets
+
+fn lorem<T: Eq>(t: T) {
+    // body
+}

tests/source/configs-spaces_within_parens-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-spaces_within_parens: false
+// Spaces within parens
+
+fn lorem<T: Eq>(t: T) {
+    let lorem = (ipsum, dolor);
+}

tests/source/configs-spaces_within_parens-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-spaces_within_parens: true
+// Spaces within parens
+
+fn lorem<T: Eq>(t: T) {
+    let lorem = (ipsum, dolor);
+}

tests/source/configs-spaces_within_square_brackets-false.rs

@@ -0,0 +1,6 @@
+// rustfmt-spaces_within_square_brackets: false
+// Spaces within square-brackets
+
+fn main() {
+    let lorem: [usize; 2] = [ipsum, dolor];
+}

tests/source/configs-spaces_within_square_brackets-true.rs

@@ -0,0 +1,6 @@
+// rustfmt-spaces_within_square_brackets: true
+// Spaces within square-brackets
+
+fn main() {
+    let lorem: [usize; 2] = [ipsum, dolor];
+}

tests/source/configs-struct_lit_multiline_style-force_multi.rs

@@ -0,0 +1,6 @@
+// rustfmt-struct_lit_multiline_style: ForceMulti
+// Struct literal multiline-style
+
+fn main() {
+    let lorem = Lorem { ipsum: dolor, sit: amet };
+}

tests/source/configs-struct_lit_multiline_style-prefer_single.rs

@@ -0,0 +1,7 @@
+// rustfmt-struct_lit_multiline_style: PreferSingle
+// rustfmt-struct_lit_width: 100
+// Struct literal multiline-style
+
+fn main() {
+    let lorem = Lorem { ipsum: dolor, sit: amet };
+}

tests/source/configs-struct_lit_style-block.rs

@@ -0,0 +1,6 @@
+// rustfmt-struct_lit_style: Block
+// Struct literal-style
+
+fn main() {
+    let lorem = Lorem { ipsum: dolor, sit: amet };
+}

tests/source/configs-struct_lit_style-visual.rs

@@ -0,0 +1,6 @@
+// rustfmt-struct_lit_style: Visual
+// Struct literal-style
+
+fn main() {
+    let lorem = Lorem { ipsum: dolor, sit: amet };
+}

tests/source/configs-struct_lit_width-above.rs

@@ -0,0 +1,6 @@
+// rustfmt-struct_lit_width: 10
+// Struct literal-style
+
+fn main() {
+    let lorem = Lorem { ipsum: dolor, sit: amet };
+}

tests/source/configs-struct_lit_width-below.rs

@@ -0,0 +1,6 @@
+// rustfmt-struct_lit_width: 100
+// Struct literal-style
+
+fn main() {
+    let lorem = Lorem { ipsum: dolor, sit: amet };
+}

tests/source/configs-struct_variant_width-above.rs

@@ -0,0 +1,8 @@
+// rustfmt-struct_variant_width: 10
+// Struct variant width
+
+enum Lorem {
+    Ipsum,
+    Dolor(bool),
+    Sit { amet: Consectetur, adipiscing: Elit, },
+}

tests/source/configs-struct_variant_width-below.rs

@@ -0,0 +1,8 @@
+// rustfmt-struct_variant_width: 100
+// Struct variant width
+
+enum Lorem {
+    Ipsum,
+    Dolor(bool),
+    Sit { amet: Consectetur, adipiscing: Elit },
+}

tests/source/configs-tab_spaces-2.rs

@@ -0,0 +1,11 @@
+// rustfmt-tab_spaces: 2
+// rustfmt-max_width: 30
+// rustfmt-array_layout: Block
+// Tab spaces
+
+fn lorem() {
+let ipsum = dolor();
+let sit = vec![
+"amet", "consectetur", "adipiscing", "elit."
+];
+}

tests/source/configs-tab_spaces-4.rs

@@ -0,0 +1,11 @@
+// rustfmt-tab_spaces: 4
+// rustfmt-max_width: 30
+// rustfmt-array_layout: Block
+// Tab spaces
+
+fn lorem() {
+let ipsum = dolor();
+let sit = vec![
+"amet", "consectetur", "adipiscing", "elit."
+];
+}

tests/source/configs-trailing_comma-always.rs

@@ -0,0 +1,7 @@
+// rustfmt-trailing_comma: Always
+// Trailing comma
+
+fn main() {
+    let Lorem { ipsum, dolor, sit, } = amet;
+    let Lorem { ipsum, dolor, sit, amet, consectetur, adipiscing } = elit;
+}

tests/source/configs-trailing_comma-never.rs

@@ -0,0 +1,7 @@
+// rustfmt-trailing_comma: Never
+// Trailing comma
+
+fn main() {
+    let Lorem { ipsum, dolor, sit, } = amet;
+    let Lorem { ipsum, dolor, sit, amet, consectetur, adipiscing } = elit;
+}

tests/source/configs-trailing_comma-vertical.rs

@@ -0,0 +1,7 @@
+// rustfmt-trailing_comma: Vertical
+// Trailing comma
+
+fn main() {
+    let Lorem { ipsum, dolor, sit, } = amet;
+    let Lorem { ipsum, dolor, sit, amet, consectetur, adipiscing } = elit;
+}

tests/source/configs-type_punctuation_density-compressed.rs

@@ -0,0 +1,7 @@
+// rustfmt-type_punctuation_density: Compressed
+// Type punctuation density
+
+// FIXME: remove whitespace around `+`:
+fn lorem<Ipsum:Dolor+Sit=Amet>() {
+    // body
+}

tests/source/configs-type_punctuation_density-wide.rs

@@ -0,0 +1,6 @@
+// rustfmt-type_punctuation_density: Wide
+// Type punctuation density
+
+fn lorem<Ipsum:Dolor+Sit=Amet>() {
+    // body
+}