Get rid of corpus files (#190)

* Get rid of corpus files

* Update the readme

crates/common/src/types/mod.rs

@@ -1,11 +1,13 @@
 mod identifiers;
 mod mode;
+mod parsed_test_specifier;
 mod private_key_allocator;
 mod round_robin_pool;
 mod version_or_requirement;
 
 pub use identifiers::*;
 pub use mode::*;
+pub use parsed_test_specifier::*;
 pub use private_key_allocator::*;
 pub use round_robin_pool::*;
 pub use version_or_requirement::*;

crates/common/src/types/parsed_test_specifier.rs

@@ -0,0 +1,133 @@
+use std::{fmt::Display, path::PathBuf, str::FromStr};
+
+use anyhow::{Context as _, bail};
+
+use crate::types::Mode;
+
+#[derive(Clone, Debug, PartialEq, Eq, Hash)]
+pub enum ParsedTestSpecifier {
+    /// All of the test cases in the file should be ran across all of the specified modes
+    FileOrDirectory {
+        /// The path of the metadata file containing the test cases.
+        metadata_or_directory_file_path: PathBuf,
+    },
+    /// Only a specific case within the metadata file should be ran across all of the modes in the
+    /// file.
+    Case {
+        /// The path of the metadata file containing the test cases.
+        metadata_file_path: PathBuf,
+
+        /// The index of the specific case to run.
+        case_idx: usize,
+    },
+    /// A specific case and a specific mode should be ran. This is the most specific out of all of
+    /// the specifier types.
+    CaseWithMode {
+        /// The path of the metadata file containing the test cases.
+        metadata_file_path: PathBuf,
+
+        /// The index of the specific case to run.
+        case_idx: usize,
+
+        /// The parsed mode that the test should be run in.
+        mode: Mode,
+    },
+}
+
+impl Display for ParsedTestSpecifier {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        match self {
+            ParsedTestSpecifier::FileOrDirectory {
+                metadata_or_directory_file_path,
+            } => {
+                write!(f, "{}", metadata_or_directory_file_path.display())
+            }
+            ParsedTestSpecifier::Case {
+                metadata_file_path,
+                case_idx,
+            } => {
+                write!(f, "{}::{}", metadata_file_path.display(), case_idx)
+            }
+            ParsedTestSpecifier::CaseWithMode {
+                metadata_file_path,
+                case_idx,
+                mode,
+            } => {
+                write!(
+                    f,
+                    "{}::{}::{}",
+                    metadata_file_path.display(),
+                    case_idx,
+                    mode
+                )
+            }
+        }
+    }
+}
+
+impl FromStr for ParsedTestSpecifier {
+    type Err = anyhow::Error;
+
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let mut split_iter = s.split("::");
+
+        let Some(path_string) = split_iter.next() else {
+            bail!("Could not find the path in the test specifier")
+        };
+        let path = PathBuf::from(path_string)
+            .canonicalize()
+            .context("Failed to canonicalize the path of the test")?;
+
+        let Some(case_idx_string) = split_iter.next() else {
+            return Ok(Self::FileOrDirectory {
+                metadata_or_directory_file_path: path,
+            });
+        };
+        let case_idx = usize::from_str(case_idx_string)
+            .context("Failed to parse the case idx of the test specifier from string")?;
+
+        // At this point the provided path must be a file.
+        if !path.is_file() {
+            bail!(
+                "Test specifier with a path and case idx must point to a file and not a directory"
+            )
+        }
+
+        let Some(mode_string) = split_iter.next() else {
+            return Ok(Self::Case {
+                metadata_file_path: path,
+                case_idx,
+            });
+        };
+        let mode = Mode::from_str(mode_string)
+            .context("Failed to parse the mode string in the parsed test specifier")?;
+
+        Ok(Self::CaseWithMode {
+            metadata_file_path: path,
+            case_idx,
+            mode,
+        })
+    }
+}
+
+impl From<ParsedTestSpecifier> for String {
+    fn from(value: ParsedTestSpecifier) -> Self {
+        value.to_string()
+    }
+}
+
+impl TryFrom<String> for ParsedTestSpecifier {
+    type Error = anyhow::Error;
+
+    fn try_from(value: String) -> Result<Self, Self::Error> {
+        value.parse()
+    }
+}
+
+impl TryFrom<&str> for ParsedTestSpecifier {
+    type Error = anyhow::Error;
+
+    fn try_from(value: &str) -> Result<Self, Self::Error> {
+        value.parse()
+    }
+}