Make test

Author: InAnYan

module/core/format_tools/src/format/output_format.rs

@@ -32,6 +32,8 @@
 mod private
 {
 
+  use std::borrow::Cow;
+
   use crate::*;
   use print::
   {
@@ -78,56 +80,30 @@ mod private
     }
   }
 
-  /*
-  pub fn table_data_write< 'buf, 'data, 'context >
+  /// Print table, which is constructed with vectors and `Cow`s, with the
+  /// specified output formatter.
+  ///
+  /// This function is useful when you do not want to use `AsTable`, or implement `Fields`, and
+  /// other traits, but you just have string slices in vectors.
+  ///
+  /// `rows` should not contain header of the table, it will be automatically added if `has_header`
+  /// is true.
+  pub fn vector_table_write< 'buf, 'data, 'context >
   (
-    table : &Vec< Vec< Cow< 'data, str > > >,
+    column_names : Vec< Cow< 'data, str > >,
     has_header : bool,
+    rows : Vec< Vec< Cow< 'data, str > > >,
     filter_col : &'context ( dyn FilterCol + 'context ),
     filter_row : &'context ( dyn FilterRow + 'context ),
-    output_format : impl TableOutputFormat,
+    output_format : &impl TableOutputFormat,
     c : &mut Context< 'buf >,
   ) -> fmt::Result
   {
-    struct TableWrapper< 'data >
-    {
-      has_header : bool,
-      data : &'data Vec< Vec< Cow< 'data, str > > >,
-    }
-
-    struct CellsWrapper< 'data >
-    {
-      header : Option< &'data Vec< Cow< 'data, str
-      data : &'data Vec< Cow< 'data, str > >,
-    }
-
-    impl Cells< str > for CellsWrapper
-    {
-      fn cells< 'a, 'b >( &'a self ) -> impl IteratorTrait< Item = ( &'b CellKey, Option< Cow< 'b, str > > ) >
-      where
-        'a : 'b,
-        CellKey : 'b,
-      {
-        self.data.iter().map( | c |  )
-      }
-    }
-
-    impl TableRows for TableWrapper
-    {
-      fn rows( &self ) -> impl IteratorTrait< Item = &Self::Row >
-      {
-        self.data.iter().skip( if self.has_header { 1 } else { 0 } )
-      }
-    }
-
-    let wrapped_table = TableWrapper { has_header, data : table };
-
-    InputExtract::extract( &wrapped_table, filter_col, filter_row, | x |
+    InputExtract::extract_from_raw_table( column_names, has_header, rows, filter_col, filter_row, | x |
     {
       output_format.extract_write( x, c )
     })
   }
-  */
 
 }
 
@@ -157,6 +133,7 @@ pub mod own
   #[ doc( inline ) ]
   pub use private::
   {
+    vector_table_write,
   };
 
 }

module/core/format_tools/src/format/print.rs

@@ -414,6 +414,11 @@ mod private
       )
     }
 
+    /// Extract input data from a table that is constructed with vectors and `Cow`s and collect
+    /// it in a format consumable by output formatter.
+    ///
+    /// `rows` should not contain header of the table, it will be automatically added if `has_header`
+    /// is true.
     pub fn extract_from_raw_table< 'context >
     (
       column_names : Vec< Cow< 'data, str > >,

module/core/format_tools/tests/inc/table_test.rs

@@ -298,3 +298,65 @@ fn iterator_over_strings()
 //   assert!( got.contains( "│ 1627845583 │        [                   │                            │" ) );
 
 }
+
+#[ test ]
+fn test_vector_table()
+{
+  let column_names : Vec< Cow< 'static, str > > = vec![
+    "id".into(),
+    "created_at".into(),
+    "file_ids".into(),
+    "tools".into(),
+  ];
+
+  let rows : Vec< Vec< Cow< 'static, str > > > = vec!
+  [
+    vec!
+    [
+      "1".into(),
+      "1627845583".into(),
+      "[ file1, file2 ]".into(),
+      "".into(),
+    ],
+
+    vec!
+    [
+      "2".into(),
+      "13".into(),
+      "[ file3, file4 ]".into(),
+      "[ tool1 ]".into(),
+    ],
+  ];
+
+  use the_module::
+  {
+    output_format,
+    filter,
+    print,
+  };
+
+  let mut output = String::new();
+  let mut context = print::Context::new( &mut output, Default::default() );
+
+  let res = output_format::vector_table_write
+  (
+    column_names,
+    true,
+    rows,
+    &filter::All,
+    &filter::All,
+    &output_format::Table::default(),
+    &mut context,
+  );
+
+  assert!( res.is_ok() );
+
+  println!( "{}", output );
+
+  let exp = r#"│ id │ created_at │     file_ids     │   tools   │
+──────────────────────────────────────────────────
+│ 1  │ 1627845583 │ [ file1, file2 ] │           │
+│ 2  │     13     │ [ file3, file4 ] │ [ tool1 ] │"#;
+
+  a_id!( output.as_str(), exp );
+}