test: Update tests and import the prelude in some more places.
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29 changed files with 66 additions and 43 deletions
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@ -1327,6 +1327,8 @@ impl to_str::ToStr for Error {
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#[cfg(test)]
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mod tests {
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use core::prelude::*;
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use super::*;
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use core::hashmap::HashMap;
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