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w5/codes/test.sh

+#!/usr/bin/env bats
+
+@test "Simple Command" {
+    run ./dsh <<EOF                
+test_command
+exit
+EOF
+
+    # Strip all whitespace (spaces, tabs, newlines) from the output
+    stripped_output=$(echo "$output" | tr -d '[:space:]')
+
+    # Expected output with all whitespace removed for easier matching
+    expected_output="dsh>PARSEDCOMMANDLINE-TOTALCOMMANDS1<1>test_commanddsh>"
+
+    # These echo commands will help with debugging and will only print
+    #if the test fails
+    echo "Captured stdout:" 
+    echo "Output: $output"
+    echo "Exit Status: $status"
+
+    # Check exact match
+    [ "$stripped_output" = "$expected_output" ]
+
+    # Assertions
+    [ "$status" -eq 0 ]
+
+}
+
+@test "Simple Command with Args" {
+    run ./dsh <<EOF                
+cmd -a1 -a2
+exit
+EOF
+
+    # Strip all whitespace (spaces, tabs, newlines) from the output
+    stripped_output=$(echo "$output" | tr -d '[:space:]')
+
+    # Expected output 
+    expected_output="dsh>PARSEDCOMMANDLINE-TOTALCOMMANDS1<1>cmd[-a1-a2]dsh>"
+
+    # These echo commands will help with debugging and will only print
+    #if the test fails
+    echo "Captured stdout:" 
+    echo "Output: $output"
+    echo "Exit Status: $status"
+
+    # Check exact match
+    [ "$stripped_output" = "$expected_output" ]
+
+    # Assertions
+    [ "$status" -eq 0 ]
+
+}
+
+
+@test "No command provided" {
+    run ./dsh <<EOF                
+
+exit
+EOF
+
+    # Strip all whitespace (spaces, tabs, newlines) from the output
+    stripped_output=$(echo "$output" | tr -d '[:space:]')
+
+    # Expected output with all whitespace removed for easier matching
+    expected_output="dsh>warning:nocommandsprovideddsh>"
+
+    # These echo commands will help with debugging and will only print
+    #if the test fails
+    echo "Captured stdout:" 
+    echo "Output: $output"
+    echo "Exit Status: $status"
+
+    # Check exact match
+    [ "$stripped_output" = "$expected_output" ]
+
+    # Assertions
+    [ "$status" -eq 0 ]
+
+}
+
+@test "Two commands" {
+    run ./dsh <<EOF                
+command_one | command_two
+exit
+EOF
+
+    # Strip all whitespace (spaces, tabs, newlines) from the output
+    stripped_output=$(echo "$output" | tr -d '[:space:]')
+
+    # Expected output with all whitespace removed for easier matching
+    expected_output="dsh>PARSEDCOMMANDLINE-TOTALCOMMANDS2<1>command_one<2>command_twodsh>"
+
+    # These echo commands will help with debugging and will only print
+    #if the test fails
+    echo "Captured stdout:" 
+    echo "Output: $output"
+    echo "Exit Status: $status"
+
+    # Check exact match
+    [ "$stripped_output" = "$expected_output" ]
+
+    # Assertions
+    [ "$status" -eq 0 ]
+
+}
+
+@test "three commands with args" {
+    run ./dsh <<EOF                
+cmd1 a1 a2 a3 | cmd2 a4 a5 a6 | cmd3 a7 a8 a9
+exit
+EOF
+
+    # Strip all whitespace (spaces, tabs, newlines) from the output
+    stripped_output=$(echo "$output" | tr -d '[:space:]')
+
+    # Expected output with all whitespace removed for easier matching
+    expected_output="dsh>PARSEDCOMMANDLINE-TOTALCOMMANDS3<1>cmd1[a1a2a3]<2>cmd2[a4a5a6]<3>cmd3[a7a8a9]dsh>"
+
+    # These echo commands will help with debugging and will only print
+    #if the test fails
+    echo "Captured stdout:" 
+    echo "Output: $output"
+    echo "Exit Status: $status"
+
+    # Check exact match
+    [ "$stripped_output" = "$expected_output" ]
+
+    # Assertions
+    [ "$status" -eq 0 ]
+
+}
+
+@test "try max (8) commands" {
+    run ./dsh <<EOF                
+cmd1 | cmd2 | cmd3 | cmd4 | cmd5 | cmd6 | cmd7 | cmd8
+exit
+EOF
+
+    # Strip all whitespace (spaces, tabs, newlines) from the output
+    stripped_output=$(echo "$output" | tr -d '[:space:]')
+
+    # Expected output with all whitespace removed for easier matching
+    expected_output="dsh>PARSEDCOMMANDLINE-TOTALCOMMANDS8<1>cmd1<2>cmd2<3>cmd3<4>cmd4<5>cmd5<6>cmd6<7>cmd7<8>cmd8dsh>"
+
+    # These echo commands will help with debugging and will only print
+    #if the test fails
+    echo "Captured stdout:" 
+    echo "Output: $output"
+    echo "Exit Status: $status"
+
+    # Check exact match
+    [ "$stripped_output" = "$expected_output" ]
+
+    # Assertions
+    [ "$status" -eq 0 ]
+
+}
+
+@test "try too many commands" {
+    run ./dsh <<EOF                
+cmd1 | cmd2 | cmd3 | cmd4 | cmd5 | cmd6 | cmd7 | cmd8 | cmd9
+exit
+EOF
+
+    # Strip all whitespace (spaces, tabs, newlines) from the output
+    stripped_output=$(echo "$output" | tr -d '[:space:]')
+
+    # Expected output with all whitespace removed for easier matching
+    expected_output="dsh>error:pipinglimitedto8commandsdsh>"
+
+    # These echo commands will help with debugging and will only print
+    #if the test fails
+    echo "Captured stdout:" 
+    echo "Output: $output"
+    echo "Exit Status: $status"
+
+    # Check exact match
+    [ "$stripped_output" = "$expected_output" ]
+
+    # Assertions
+    [ "$status" -eq 0 ]
+
+}
+
+@test "kitchen sink - multiple commands" {
+    run ./dsh <<EOF                
+cmd1
+cmd2 arg arg2
+p1 | p2
+p3 p3a1 p3a2 | p4 p4a1 p4a2
+EOF
+
+    # Strip all whitespace (spaces, tabs, newlines) from the output
+    stripped_output=$(echo "$output" | tr -d '[:space:]')
+
+    # Expected output with all whitespace removed for easier matching
+    expected_output="dsh>PARSEDCOMMANDLINE-TOTALCOMMANDS1<1>cmd1dsh>PARSEDCOMMANDLINE-TOTALCOMMANDS1<1>cmd2[argarg2]dsh>PARSEDCOMMANDLINE-TOTALCOMMANDS2<1>p1<2>p2dsh>PARSEDCOMMANDLINE-TOTALCOMMANDS2<1>p3[p3a1p3a2]<2>p4[p4a1p4a2]dsh>"
+
+    # These echo commands will help with debugging and will only print
+    #if the test fails
+    echo "Captured stdout:" 
+    echo "Output: $output"
+    echo "Exit Status: $status"
+
+    # Check exact match
+    [ "$stripped_output" = "$expected_output" ]
+
+    # Assertions
+    [ "$status" -eq 0 ]
+
+}
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