| 1 | pub struct Strategy {} |
| 2 | |
| 3 | use std::fs::{copy, create_dir_all}; |
| 4 | use std::path::Path; |
| 5 | |
| 6 | use crate::file_handler::{File, FileType, Strategy as FileHandlerStrategy}; |
| 7 | |
| 8 | impl Strategy { |
| 9 | fn handle(source: &Path, destination: &Path, file: &File) { |
| 10 | let relative_path = file.path.strip_prefix(source).unwrap(); |
| 11 | let complete_destination = destination.join(relative_path); |
| 12 | let destination_parent = complete_destination.parent().unwrap(); |
| 13 | create_dir_all(destination_parent).unwrap(); |
| 14 | copy(&file.path, &complete_destination).unwrap(); |
| 15 | } |
| 16 | } |
| 17 | |
| 18 | impl FileHandlerStrategy for Strategy { |
| 19 | fn is(&self, path: &Path) -> bool { |
| 20 | !path.is_dir() |
| 21 | } |
| 22 | |
| 23 | fn identify(&self) -> FileType { |
| 24 | FileType::File |
| 25 | } |
| 26 | |
| 27 | fn can_handle(&self, file_type: &FileType) -> bool { |
| 28 | matches!(file_type, FileType::File) |
| 29 | } |
| 30 | |
| 31 | fn handle_html(&self, source: &Path, destination: &Path, file: &File, _l: &str) { |
| 32 | Strategy::handle(source, destination, file); |
| 33 | } |
| 34 | |
| 35 | fn handle_gemini(&self, source: &Path, destination: &Path, file: &File) { |
| 36 | Strategy::handle(source, destination, file); |
| 37 | } |
| 38 | } |
| 39 | |
| 40 | #[cfg(test)] |
| 41 | mod tests { |
| 42 | use std::fs; |
| 43 | |
| 44 | use super::*; |
| 45 | |
| 46 | use test_utilities::*; |
| 47 | |
| 48 | #[test] |
| 49 | fn identifies_regular_files() { |
| 50 | let test_dir = setup_test_dir(); |
| 51 | create_test_file(&test_dir.join("image.png"), ""); |
| 52 | create_test_file(&test_dir.join("style.css"), ""); |
| 53 | let strategy = Strategy {}; |
| 54 | assert!(strategy.is(&test_dir.join("image.png"))); |
| 55 | assert!(strategy.is(&test_dir.join("style.css"))); |
| 56 | } |
| 57 | |
| 58 | #[test] |
| 59 | fn rejects_directories() { |
| 60 | let test_dir = setup_test_dir(); |
| 61 | let strategy = Strategy {}; |
| 62 | assert!(!strategy.is(&test_dir)); |
| 63 | } |
| 64 | |
| 65 | #[test] |
| 66 | fn identifies_file_type() { |
| 67 | let strategy = Strategy {}; |
| 68 | assert!(matches!(strategy.identify(), FileType::File)); |
| 69 | } |
| 70 | |
| 71 | #[test] |
| 72 | fn handles_file_type() { |
| 73 | let strategy = Strategy {}; |
| 74 | assert!(strategy.can_handle(&FileType::File)); |
| 75 | } |
| 76 | |
| 77 | #[test] |
| 78 | fn rejects_non_file_types() { |
| 79 | let strategy = Strategy {}; |
| 80 | assert!(!strategy.can_handle(&FileType::Layout)); |
| 81 | assert!(!strategy.can_handle(&FileType::Gemini)); |
| 82 | assert!(!strategy.can_handle(&FileType::Unknown)); |
| 83 | } |
| 84 | |
| 85 | #[test] |
| 86 | fn copies_single_file() { |
| 87 | let test_dir = setup_test_dir(); |
| 88 | let source_dir = test_dir.join("source"); |
| 89 | let output_dir = test_dir.join("output"); |
| 90 | create_dir_all(&source_dir).expect("Could not create source test directory"); |
| 91 | create_dir_all(&output_dir).expect("Could not create output test directory"); |
| 92 | create_test_file(&source_dir.join("image.png"), "A fish playing the banjo"); |
| 93 | |
| 94 | let file = File { |
| 95 | path: source_dir.join("image.png"), |
| 96 | file_type: FileType::File, |
| 97 | }; |
| 98 | |
| 99 | Strategy::handle(&source_dir, &output_dir, &file); |
| 100 | |
| 101 | let copied_path = &output_dir.join("image.png"); |
| 102 | assert!(copied_path.exists()); |
| 103 | |
| 104 | // Verify file contents are identical |
| 105 | let original = fs::read(&file.path).unwrap(); |
| 106 | let copied = fs::read(copied_path).unwrap(); |
| 107 | assert_eq!(original, copied); |
| 108 | } |
| 109 | |
| 110 | #[test] |
| 111 | fn copies_nested_file() { |
| 112 | let test_dir = setup_test_dir(); |
| 113 | let source_dir = test_dir.join("source"); |
| 114 | let output_dir = test_dir.join("output"); |
| 115 | create_dir_all(&source_dir).expect("Could not create source test directory"); |
| 116 | create_dir_all(&output_dir).expect("Could not create output test directory"); |
| 117 | create_dir_all(source_dir.join("nested")).expect("Could not create source test directory"); |
| 118 | create_test_file( |
| 119 | &source_dir.join("nested/style.css"), |
| 120 | "* { margin: 0; padding: 0 }", |
| 121 | ); |
| 122 | |
| 123 | let file = File { |
| 124 | path: source_dir.join("nested/style.css"), |
| 125 | file_type: FileType::File, |
| 126 | }; |
| 127 | |
| 128 | Strategy::handle(&source_dir, &output_dir, &file); |
| 129 | |
| 130 | let copied_path = output_dir.join("nested/style.css"); |
| 131 | assert!(copied_path.exists()); |
| 132 | |
| 133 | // Verify file contents are identical |
| 134 | let original = fs::read(&file.path).unwrap(); |
| 135 | let copied = fs::read(&copied_path).unwrap(); |
| 136 | assert_eq!(original, copied); |
| 137 | } |
| 138 | |
| 139 | #[test] |
| 140 | fn handle_html_copies_file() { |
| 141 | let test_dir = setup_test_dir(); |
| 142 | let source_dir = test_dir.join("source"); |
| 143 | let output_dir = test_dir.join("output"); |
| 144 | create_dir_all(&source_dir).expect("Could not create source test directory"); |
| 145 | create_dir_all(&output_dir).expect("Could not create output test directory"); |
| 146 | create_test_file(&source_dir.join("image.png"), "A fish playing the banjo"); |
| 147 | let strategy = Strategy {}; |
| 148 | |
| 149 | let file = File { |
| 150 | path: source_dir.join("image.png"), |
| 151 | file_type: FileType::File, |
| 152 | }; |
| 153 | |
| 154 | strategy.handle_html(&source_dir, &output_dir, &file, "unused layout"); |
| 155 | |
| 156 | let copied_path = &output_dir.join("image.png"); |
| 157 | assert!(copied_path.exists()); |
| 158 | |
| 159 | // Verify file contents are identical |
| 160 | let original = fs::read(&file.path).unwrap(); |
| 161 | let copied = fs::read(copied_path).unwrap(); |
| 162 | assert_eq!(original, copied); |
| 163 | } |
| 164 | |
| 165 | #[test] |
| 166 | fn handle_gemini_copies_file() { |
| 167 | let test_dir = setup_test_dir(); |
| 168 | let source_dir = test_dir.join("source"); |
| 169 | let output_dir = test_dir.join("output"); |
| 170 | create_dir_all(&source_dir).expect("Could not create source test directory"); |
| 171 | create_dir_all(&output_dir).expect("Could not create output test directory"); |
| 172 | create_test_file(&source_dir.join("image.png"), "A fish playing the banjo"); |
| 173 | let strategy = Strategy {}; |
| 174 | |
| 175 | let file = File { |
| 176 | path: source_dir.join("image.png"), |
| 177 | file_type: FileType::File, |
| 178 | }; |
| 179 | |
| 180 | strategy.handle_gemini(&source_dir, &output_dir, &file); |
| 181 | |
| 182 | let copied_path = &output_dir.join("image.png"); |
| 183 | assert!(copied_path.exists()); |
| 184 | |
| 185 | // Verify file contents are identical |
| 186 | let original = fs::read(&file.path).unwrap(); |
| 187 | let copied = fs::read(copied_path).unwrap(); |
| 188 | assert_eq!(original, copied); |
| 189 | } |
| 190 | } |