nvm/test/fast/Unit tests/nvm_find_up

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#!/bin/sh
die () { echo "$@" ; cleanup ; exit 1; }
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setup() {
cleanup
mkdir -p tmp_nvm_find_up/a/b/c/d
touch tmp_nvm_find_up/test
touch tmp_nvm_find_up/a/b/c/test
}
cleanup () {
rm -rf tmp_nvm_find_up
}
\. ../../../nvm.sh
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setup
TEST_DIR="$PWD"
[ "~$(PWD=$TEST_DIR/tmp_nvm_find_up/a nvm_find_up 'test')" = "~$TEST_DIR/tmp_nvm_find_up" ] || die "failed to find 1 dir up"
[ "~$(PWD=$TEST_DIR/tmp_nvm_find_up/a/b nvm_find_up 'test')" = "~$TEST_DIR/tmp_nvm_find_up" ] || die "failed to find 2 dirs up"
[ "~$(PWD=$TEST_DIR/tmp_nvm_find_up/a/b/c nvm_find_up 'test')" = "~$TEST_DIR/tmp_nvm_find_up/a/b/c" ] || die "failed to find in current dir"
[ "~$(PWD=$TEST_DIR/tmp_nvm_find_up/a/b/c/d nvm_find_up 'test')" = "~$TEST_DIR/tmp_nvm_find_up/a/b/c" ] || die "failed to find 1 level up from current dir"
[ "~$(PWD="." nvm_find_up 'test')" = "~." ] || die "failed to handle '.' output from pwd"
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cleanup