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Added tests for --tilesize option for twmsbox2wmts.py and `wmts2t…
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…wmsbox.py`
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Matthew Graber committed Mar 3, 2022
1 parent 5481409 commit 6b19c9f
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16 changes: 10 additions & 6 deletions src/test/README.md
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Expand Up @@ -177,9 +177,13 @@ Tests legends in horizontal and vertical formats as PNGs and SVGs using various
## WMTS/TWMS Helper Scripts Tests:

1. Converting from a Tiled WMS box to WMTS tile using `twmsbox2wmts.py`
2. Converting from a WMTS tile to a Tiled WMS box using `wmts2twmsbox.py` with the `--scale_denominator` option
3. Converting from a WMTS tile to a Tiled WMS box using `wmts2twmsbox.py` with the `--top_left_bbox` option
4. Using both scripts to convert from a Tiled WMS box to a WMTS tile and back to a Tiled WMS box, using the `--scale_denominator` option for `wmts2twmsbox.py`
5. Using both scripts to convert from a Tiled WMS box to a WMTS tile and back to a Tiled WMS box, using the `--top_left_bbox` option for `wmts2twmsbox.py`
6. Using both scripts to convert from a WMTS tile to a Tiled WMS box and back to a WMTS tile, using the `--scale_denominator` option for `wmts2twmsbox.py`
7. Using both scripts to convert from a WMTS tile to a Tiled WMS box and back to a WMTS tile, using the `--top_left_bbox` option for `wmts2twmsbox.py`
2. Converting from a Tiled WMS box to WMTS tile using `twmsbox2wmts.py` with a specified `--tilesize`
3. Converting from a WMTS tile to a Tiled WMS box using `wmts2twmsbox.py` with the `--scale_denominator` option
4. Converting from a WMTS tile to a Tiled WMS box using `wmts2twmsbox.py` with the `--scale_denominator` option and a specified `--tilesize`
5. Converting from a WMTS tile to a Tiled WMS box using `wmts2twmsbox.py` with the `--top_left_bbox` option
6. Using both scripts to convert from a Tiled WMS box to a WMTS tile and back to a Tiled WMS box, using the `--scale_denominator` option for `wmts2twmsbox.py`
7. Using both scripts to convert from a Tiled WMS box to a WMTS tile and back to a Tiled WMS box, using the `--top_left_bbox` option for `wmts2twmsbox.py`
8. Using both scripts to convert from a Tiled WMS box to a WMTS tile and back to a Tiled WMS box, using a specified `--tilesize` for each script and the `--top_left_bbox` option for `wmts2twmsbox.py`
9. Using both scripts to convert from a WMTS tile to a Tiled WMS box and back to a WMTS tile, using the `--scale_denominator` option for `wmts2twmsbox.py`
10. Using both scripts to convert from a WMTS tile to a Tiled WMS box and back to a WMTS tile, using a specified `--tilesize` for each script and the `--scale_denominator` option for `wmts2twmsbox.py`
11. Using both scripts to convert from a WMTS tile to a Tiled WMS box and back to a WMTS tile, using the `--top_left_bbox` option for `wmts2twmsbox.py`
136 changes: 136 additions & 0 deletions src/test/test_twmsbox_wmts_convert.py
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Expand Up @@ -103,6 +103,28 @@ def test_twmsbox2wmts(self):
fail_str += "\nThe following is the actual output from twmsbox2wmts.py:\n{}".format(wmts_output)

self.assertTrue(wmts_output == expected_wmts, fail_str)

# Tests converting from a Tiled WMS box to WMTS tile using `twmsbox2wmts.py` with a tilesize specified.
def test_twmsbox2wmts_tilesize(self):
twmsbox_input = "-81,36,-72,45"
tilesize_input = "256"
expected_wmts = """Using EPSG:4326
Using tilesize: 256
Top Left BBOX: -180,81,-171,90
Request BBOX: -81,36,-72,45
Scale Denominator: 13977056.6007179967
TILECOL=11
TILEROW=5
"""
twms_cmd = "python3 /home/oe2/onearth/src/scripts/twmsbox2wmts.py -b {0} -T {1}".format(twmsbox_input,
tilesize_input)
wmts_output = subprocess.check_output(twms_cmd, shell=True, stderr=subprocess.PIPE).decode("utf-8")

fail_str = "twmsbox2wmts.py output does not match expected.\n"
fail_str += "The following is the expected output from twmsbox2wmts.py:\n{}".format(expected_wmts)
fail_str += "\nThe following is the actual output from twmsbox2wmts.py:\n{}".format(wmts_output)

self.assertTrue(wmts_output == expected_wmts, fail_str)

# Tests converting from a WMTS tile to a Tiled WMS box using `wmts2twmsbox.py`.
# Uses the Scale Denominator option for `wmts2twmsbox.py`
Expand All @@ -129,6 +151,36 @@ def test_wmts2twmsbox_scale_denom(self):
fail_str += "\nThe following is the actual output from wmts2twmsbox.py:\n{}".format(twmsbox_output)

self.assertTrue(twmsbox_output == expected_twmsbox, fail_str)

# Tests converting from a WMTS tile to a Tiled WMS box using `wmts2twmsbox.py`
# with a specified tilesize.
# Uses the Scale Denominator option for `wmts2twmsbox.py`.
def test_wmts2twmsbox_scale_denom_tilesize(self):
wmts_input = {
"Scale Denominator": "6988528.300359",
"TILECOL": "11",
"TILEROW": "5",
"tilesize": "256"
}
expected_twmsbox = """Using EPSG:4326
Using tilesize: 256
Scale Denominator: 6988528.300359
TILECOL=11
TILEROW=5
Top Left BBOX: -180.0000000000,85.5000000000,-175.5000000000,90.0000000000
Request BBOX: -130.5000000000,63.0000000000,-126.0000000000,67.5000000000
"""
wmts_cmd = "python3 /home/oe2/onearth/src/scripts/wmts2twmsbox.py -s {0} -c {1} -r {2} -T {3}".format(wmts_input['Scale Denominator'],
wmts_input['TILECOL'],
wmts_input['TILEROW'],
wmts_input['tilesize'])
twmsbox_output = subprocess.check_output(wmts_cmd, shell=True, stderr=subprocess.PIPE).decode("utf-8")

fail_str = "wmts2twmsbox.py output does not match expected.\n"
fail_str += "The following is the expected output from wmts2twmsbox.py:\n{}".format(expected_twmsbox)
fail_str += "\nThe following is the actual output from wmts2twmsbox.py:\n{}".format(twmsbox_output)

self.assertTrue(twmsbox_output == expected_twmsbox, fail_str)

# Tests converting from a WMTS tile to a Tiled WMS box using `wmts2twmsbox.py`.
# Uses the Top Left BBOX option for `wmts2twmsbox.py`
Expand Down Expand Up @@ -218,6 +270,39 @@ def test_twmsbox2wmts2twmsbox_top_left_bbox(self):
test_result, fail_str = compare_bbox_str(twms_dict["Request BBOX"], twmsbox_input)
fail_str = "`wmts2twmsbox.py` did not return the correct twmsbox values.\n" + fail_str
self.assertTrue(test_result, fail_str)

# Tests converting from a Tiled WMS box to WMTS tile and back to a Tiled WMS box
# with a specified tilesize using first `twmsbox2wmts.py` and then `wmts2twmsbox.py`.
# Runs `wmts2twmsbox.py` with Top Left BBOX, TILECOL, and TILEROW as input.
def test_twmsbox2wmts2twmsbox_tilesize_top_left_bbox(self):
twmsbox_input = "-81,36,-72,45"
tilesize_input = "256"
fail_str = ""

twms_cmd = "python3 /home/oe2/onearth/src/scripts/twmsbox2wmts.py -b {0} -T {1}".format(twmsbox_input, tilesize_input)
wmts_output = subprocess.check_output(twms_cmd, shell=True, stderr=subprocess.PIPE).decode("utf-8")
# parse the result to use as input for wmts2twmsbox.py
wmts_dict, unexpected_lines = parse_twms_wmts_output(wmts_output)

if unexpected_lines != "":
fail_str += "ERROR: Unexpected line(s) in twmsbox2wmts.py output:\n{}".format(unexpected_lines)
self.fail(fail_str)

wmts_cmd = "python3 /home/oe2/onearth/src/scripts/wmts2twmsbox.py -e {0} -t {1} -c {2} -r {3} -T {4}".format(wmts_dict['EPSG'],
wmts_dict['Top Left BBOX'],
wmts_dict['TILECOL'],
wmts_dict['TILEROW'],
wmts_dict["tilesize"])
twms_output = subprocess.check_output(wmts_cmd, shell=True, stderr=subprocess.PIPE).decode("utf-8")
twms_dict, unexpected_lines = parse_twms_wmts_output(twms_output)

if unexpected_lines != "":
fail_str += "ERROR: Unexpected line(s) in wmts2twmsbox.py output:\n{}".format(unexpected_lines)
self.fail(fail_str)

test_result, fail_str = compare_bbox_str(twms_dict["Request BBOX"], twmsbox_input)
fail_str = "`wmts2twmsbox.py` did not return the correct twmsbox values.\n" + fail_str
self.assertTrue(test_result, fail_str)

# Tests converting from a WMTS tile to Tiled WMS box and back to a WMTS box
# using first `wmts2twmsbox.py` and then `twmsbox2wmts.py`.
Expand Down Expand Up @@ -266,6 +351,57 @@ def test_wmts2twmsbox2wmts_scale_denom(self):
fail_str += "`twmsbox2wmts.py` returned {0} for TILEROW when it should have returned {1}\n".format(wmts_dict["TILEROW"],
wmts_input["TILEROW"])
self.assertTrue(test_result, fail_str)

# Tests converting from a WMTS tile to Tiled WMS box and back to a WMTS box
# with a specified tilesize using first `wmts2twmsbox.py` and then `twmsbox2wmts.py`.
# Runs `wmts2twmsbox.py` with Scale Denominator, TILECOL, and TILEROW as input.
def test_wmts2twmsbox2wmts_tilesize_scale_denom(self):
wmts_input = {
"Scale Denominator": "6988528.300359",
"TILECOL": "11",
"TILEROW": "5",
"tilesize": "256"
}
fail_str = ""

wmts_cmd = "python3 /home/oe2/onearth/src/scripts/wmts2twmsbox.py -s {0} -c {1} -r {2} -T {3}".format(wmts_input['Scale Denominator'],
wmts_input['TILECOL'],
wmts_input['TILEROW'],
wmts_input['tilesize'])

twms_output = subprocess.check_output(wmts_cmd, shell=True, stderr=subprocess.PIPE).decode("utf-8")
# parse the result to use as input for twmsbox2wmts.py
twms_dict, unexpected_lines = parse_twms_wmts_output(twms_output)

if unexpected_lines != "":
fail_str += "ERROR: Unexpected line(s) in wmts2twmsbox.py output:\n{}".format(unexpected_lines)
self.fail(fail_str)

twms_cmd = "python3 /home/oe2/onearth/src/scripts/twmsbox2wmts.py -b {0} -T {1}".format(twms_dict["Request BBOX"],
twms_dict["tilesize"])
wmts_output = subprocess.check_output(twms_cmd, shell=True, stderr=subprocess.PIPE).decode("utf-8")
wmts_dict, unexpected_lines = parse_twms_wmts_output(wmts_output)

if unexpected_lines != "":
fail_str += "ERROR: Unexpected line(s) in twmsbox2wmts.py output:\n{}".format(unexpected_lines)
self.fail(fail_str)

# check if the original input values were returned
test_result = True
# use isclose because the values may be rounded differently (6988528.300359 vs 6988528.3003589983)
if not isclose(float(wmts_input["Scale Denominator"]),float(wmts_dict["Scale Denominator"])):
test_result = False
fail_str += "`twmsbox2wmts.py` returned {0} for Scale Denominator when it should have returned {1}\n".format(wmts_dict["Scale Denominator"],
wmts_input["Scale Denominator"])
if wmts_input["TILECOL"] != wmts_dict["TILECOL"]:
test_result = False
fail_str += "`twmsbox2wmts.py` returned {0} for TILECOL when it should have returned {1}\n".format(wmts_dict["TILECOL"],
wmts_input["TILECOL"])
if wmts_input["TILEROW"] != wmts_dict["TILEROW"]:
test_result = False
fail_str += "`twmsbox2wmts.py` returned {0} for TILEROW when it should have returned {1}\n".format(wmts_dict["TILEROW"],
wmts_input["TILEROW"])
self.assertTrue(test_result, fail_str)

# Tests converting from a WMTS tile to Tiled WMS box and back to a WMTS box
# using first `wmts2twmsbox.py` and then `twmsbox2wmts.py`.
Expand Down

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